Trojan-Downloader.Win32.Genome.nupg (Kaspersky), Trojan.NSIS.StartPage.FD, SearchProtectToolbar_pcap.YR (Lavasoft MAS)Behaviour: Trojan-Downloader, Trojan
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: bdc8aa47665b3900566397a784db0d37
SHA1: 726722214384650ed4971b0e2495d7d50e1dfffd
SHA256: 056e27011150facd0598bed4df441b240681808bf98e1b828ae461c901873da3
SSDeep: 1536:oQpQ5EP0ijnRTXJH68gkW RoeGd8yNkM/Dk220ZCLU1ZomNxoNym8pJD 7g:oQIURTXJH7Ozd8yNkaTZCLGaVbK M
Size: 101072 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2009-12-06 00:50:46
Analyzed on: WindowsXPESX SP3 32-bit
Summary: Trojan-Downloader. Trojan program, which downloads files from the Internet without user's notice and executes them.
Dynamic Analysis
Payload
No specific payload has been found.
Process activity
The Trojan creates the following process(es):No processes have been created.The Trojan injects its code into the following process(es):
YTDSetup.exe:504
%original file name%.exe:1276
Mutexes
The following mutexes were created/opened:
ZonesLockedCacheCounterMutexZonesCounterMutexZonesCacheCounterMutexRasPbFileWininetProxyRegistryMutexWininetConnectionMutexWininetStartupMutexc:!documents and settings!adm!local settings!history!history.ie5!c:!documents and settings!adm!cookies!c:!documents and settings!adm!local settings!temporary internet files!content.ie5!_!MSFTHISTORY!_ShimCacheMutex
File activity
The process YTDSetup.exe:504 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\NSISHelper.dll (8560 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\getCountry (2 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsrB6.tmp (45379 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\nsDialogs.dll (9 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\NSISdl.dll (15 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\System.dll (11 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\modern-header.bmp (3312 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\so[1].xml (15988 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\NSISPluginW.dll (15168 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\UserInfo.dll (4 bytes)
The Trojan deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\so[1].xml (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\inst_start (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsbB5.tmp (0 bytes)
The process %original file name%.exe:1276 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsfB4.tmp\YTDSetup.exe (713178 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsfB4.tmp\UserInfo.dll (4 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\YTDSetup[1].exe (713178 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsfB4.tmp\inetca.dll (784 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nskB3.tmp (2175 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsfB4.tmp\System.dll (11 bytes)
The Trojan deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\nsfB4.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsuB2.tmp (0 bytes)
Registry activity
The process YTDSetup.exe:504 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Directory" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path4]
"CacheLimit" = "65452"
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache4"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 15 00 00 00 01 00 00 00 00 00 00 00"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache2"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\GreenTree Applications\YTD]
"ISN" = "641DC974FB054B60B171132D843C6E55"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"
[HKLM\System\CurrentControlSet\Hardware Profiles\0001\Software\Microsoft\windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CacheLimit" = "65452"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CacheLimit" = "65452"
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "30 4F 58 ED 99 E2 40 20 23 BC 8F EA B3 1C 80 DA"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache1"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CacheLimit" = "65452"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"MigrateProxy" = "1"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache3"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Paths" = "4"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"History" = "%Documents and Settings%\%current user%\Local Settings\History"
The Trojan modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"UNCAsIntranet" = "1"
The Trojan modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:
"ProxyBypass" = "1"
Proxy settings are disabled:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"
The Trojan modifies IE settings for security zones to map all urls to the Intranet Zone:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName" = "1"
The Trojan deletes the following value(s) in system registry:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"AutoConfigURL"
"ProxyServer"
"ProxyOverride"
The process %original file name%.exe:1276 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Directory" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path4]
"CacheLimit" = "65452"
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache4"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 14 00 00 00 01 00 00 00 00 00 00 00"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache2"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"
[HKLM\System\CurrentControlSet\Hardware Profiles\0001\Software\Microsoft\windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CacheLimit" = "65452"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CacheLimit" = "65452"
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "FE A8 94 52 B2 FD 81 D0 42 DD 31 FE E8 F1 51 83"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache1"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CacheLimit" = "65452"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"MigrateProxy" = "1"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache3"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Paths" = "4"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"History" = "%Documents and Settings%\%current user%\Local Settings\History"
The Trojan modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"UNCAsIntranet" = "1"
The Trojan modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:
"ProxyBypass" = "1"
Proxy settings are disabled:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"
The Trojan modifies IE settings for security zones to map all urls to the Intranet Zone:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName" = "1"
The Trojan deletes the following value(s) in system registry:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"AutoConfigURL"
"ProxyServer"
"ProxyOverride"
Dropped PE files
MD5 | File path |
---|---|
c17103ae9072a06da581dec998343fc1 | c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nsfB4.tmp\System.dll |
7579ade7ae1747a31960a228ce02e666 | c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nsfB4.tmp\UserInfo.dll |
1964b5f9431d479aefff13d2e262f66b | c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nsfB4.tmp\YTDSetup.exe |
134b93f8bd1f82cd2f1b06c878580703 | c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nsfB4.tmp\inetca.dll |
3974cb7e41ce51a0dc42f139861996bd | c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nswB7.tmp\NSISHelper.dll |
febe475f63f9a44a185b1013451ed36d | c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nswB7.tmp\NSISPluginW.dll |
7caaf58a526da33c24cbe122e7839693 | c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nswB7.tmp\NSISdl.dll |
bf712f32249029466fa86756f5546950 | c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nswB7.tmp\System.dll |
c7ce0e47c83525983fd2c4c9566b4aad | c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nswB7.tmp\UserInfo.dll |
4ccc4a742d4423f2f0ed744fd9c81f63 | c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nswB7.tmp\nsDialogs.dll |
1964b5f9431d479aefff13d2e262f66b | c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\YTDSetup[1].exe |
HOSTS file anomalies
No changes have been detected.
Rootkit activity
No anomalies have been detected.
Propagation
Removals
Remove it with Ad-Aware
- Click (here) to download and install Ad-Aware Free Antivirus.
- Update the definition files.
- Run a full scan of your computer.
Manual removal*
- Terminate malicious process(es) (How to End a Process With the Task Manager):No processes have been created.
- Delete the original Trojan file.
- Delete or disinfect the following files created/modified by the Trojan:
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\NSISHelper.dll (8560 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\getCountry (2 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsrB6.tmp (45379 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\nsDialogs.dll (9 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\NSISdl.dll (15 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\System.dll (11 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\modern-header.bmp (3312 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\so[1].xml (15988 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\NSISPluginW.dll (15168 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\UserInfo.dll (4 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsfB4.tmp\YTDSetup.exe (713178 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsfB4.tmp\UserInfo.dll (4 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\YTDSetup[1].exe (713178 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsfB4.tmp\inetca.dll (784 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nskB3.tmp (2175 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsfB4.tmp\System.dll (11 bytes) - Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
- Reboot the computer.
Static Analysis
VersionInfo
Company Name: GreenTree Applications SRL
Product Name: YTD Video Downloader
Product Version: 4.8.6.3
Legal Copyright: (c) 2014 GreenTree Applications SRL. All rights reserved.
Legal Trademarks:
Original Filename: YTDStub.exe
Internal Name: YTDStubInstaller
File Version: 4.8.6.3
File Description: YTD Video Downloader stub installer
Comments:
Language: English (United States)
Company Name: GreenTree Applications SRLProduct Name: YTD Video DownloaderProduct Version: 4.8.6.3Legal Copyright: (c) 2014 GreenTree Applications SRL. All rights reserved.Legal Trademarks: Original Filename: YTDStub.exeInternal Name: YTDStubInstallerFile Version: 4.8.6.3File Description: YTD Video Downloader stub installerComments: Language: English (United States)
PE Sections
Name | Virtual Address | Virtual Size | Raw Size | Entropy | Section MD5 |
---|---|---|---|---|---|
.text | 4096 | 23130 | 23552 | 4.44841 | 0bc2ffd32265a08d72b795b18265828d |
.rdata | 28672 | 4496 | 4608 | 3.59163 | f179218a059068529bdb4637ef5fa28e |
.data | 36864 | 110488 | 1024 | 3.26405 | 975304d6dd6c4a4f076b15511e2bbbc0 |
.ndata | 147456 | 45056 | 0 | 0 | d41d8cd98f00b204e9800998ecf8427e |
.rsrc | 192512 | 48928 | 49152 | 4.76399 | 413abf5c03f5e204c0986cc12773ca55 |
Dropped from:
Downloaded by:
Similar by SSDeep:
Similar by Lavasoft Polymorphic Checker:
Network Activity
URLs
URL | IP |
---|---|
hxxp://ytd2.greentreeapps.ro/images/pixel.gif?action=install&point=start&cid=84746429e7b4ba1fd97c2ba2c71d8b78&isn=641DC974FB054B60B171132D843C6E55&kt=ytd | |
hxxp://ytd2.greentreeapps.ro/getcountry.html | |
hxxp://www.mybrowserbar.com/kits/EasyBundlingDLL/937811/so.xml?kt=ytd&rsv=3 | 174.36.215.20 |
hxxp://www.youtubedownloadersite.com/getcountry.html | 95.211.187.90 |
hxxp://www.youtubedownloadersite.com/images/pixel.gif?action=install&point=start&cid=84746429e7b4ba1fd97c2ba2c71d8b78&isn=641DC974FB054B60B171132D843C6E55&kt=ytd | 95.211.187.90 |
IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)
Traffic
GET /getcountry.html HTTP/1.0
Host: VVV.youtubedownloadersite.com
User-Agent: NSISDL/1.2 (Mozilla)
Accept: */*
HTTP/1.1 200 OK
Server: nginx
Date: Sat, 10 Jan 2015 16:01:10 GMT
Content-Type: text/html; charset=utf-8
Content-Length: 2
Connection: close
CA..
GET /kits/EasyBundlingDLL/937811/so.xml?kt=ytd&rsv=3 HTTP/1.1
Accept: */*
Accept-Encoding: gzip, deflate
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)
Host: VVV.mybrowserbar.com
Connection: Keep-Alive
HTTP/1.1 200 OK
Date: Sat, 10 Jan 2015 16:01:11 GMT
Server: Apache
Vary: Host
Keep-Alive: timeout=30, max=100
Connection: Keep-Alive
Transfer-Encoding: chunked
Content-Type: text/xml; charset=utf-8
13697..<?xml version="1.0" encoding="UTF-8"?>.<so>..<rsv>3</rsv>. ....<o>....<n>sgbe</n>....<nos>&tov=20&sbe=0&sds=0&shp=0</nos>....<rk />....<c>....<![CDATA[..<!DOCTYPE html>..<html>...<head>....<meta http-equiv="MSThemeCompatible" content="yes" />....<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">....<script>.....window.onerror = function() { return true; }.....function regularLinkClick() {......window.event.returnValue = false;......external.OpenLink(window.event.srcElement.href);.....}.....var strTOV = '20';.....var setupURL = 'hXXp://download.mybrowserbar.com/kits/sds/SearchProtectionStub.exe';.....var cmdBE = " /runbe /iebf=15 /ffbf=15 /noeh";.....var cmdDS = " /dsie /dsff /dsgc /register /seprotect";.....var cmdHP = " /hp /wait /ntp_ie";.....var ehURL = "hXXp://download.mybrowserbar.com/kits/hlp/exthelper.exe";.....var ehCmd = "";.....function UpdateCommandLine().....{......var cmdLineParams = "";......var statsParams = "";......if (document.getElementById("express").checked) {.......statsParams = "&sbe=1&sds=1&shp=1";.......cmdLineParams = cmdLineParams cmdBE;.......cmdLineParams = cmdLineParams cmdDS;.......cmdLineParams = cmdLineParams cmdHP;.......ehCmd = "/ot ytdsanth";......}......else {.......statsParams = (document.getElementById("cbBE").checked ? "&sbe=1" : "&sbe=2");.......statsParams = statsParams (document.getElementById("cbDS").checked ? "&sd
<<< skipped >>>
GET /images/pixel.gif?action=install&point=start&cid=84746429e7b4ba1fd97c2ba2c71d8b78&isn=641DC974FB054B60B171132D843C6E55&kt=ytd HTTP/1.0
Host: VVV.youtubedownloadersite.com
User-Agent: NSISDL/1.2 (Mozilla)
Accept: */*
HTTP/1.1 200 OK
Server: nginx
Date: Sat, 10 Jan 2015 16:01:10 GMT
Content-Type: text/html; charset=utf-8
Connection: close
Map
The Trojan connects to the servers at the folowing location(s):
Strings from Dumps
%original file name%.exe_1276:
.text
.text
`.rdata
`.rdata
@.data
@.data
.ndata
.ndata
.rsrc
.rsrc
uDSSh
uDSSh
.DEFAULT\Control Panel\International
.DEFAULT\Control Panel\International
Software\Microsoft\Windows\CurrentVersion
Software\Microsoft\Windows\CurrentVersion
GetWindowsDirectoryA
GetWindowsDirectoryA
KERNEL32.dll
KERNEL32.dll
ExitWindowsEx
ExitWindowsEx
USER32.dll
USER32.dll
GDI32.dll
GDI32.dll
SHFileOperationA
SHFileOperationA
ShellExecuteA
ShellExecuteA
SHELL32.dll
SHELL32.dll
RegEnumKeyA
RegEnumKeyA
RegCreateKeyExA
RegCreateKeyExA
RegCloseKey
RegCloseKey
RegDeleteKeyA
RegDeleteKeyA
RegOpenKeyExA
RegOpenKeyExA
ADVAPI32.dll
ADVAPI32.dll
COMCTL32.dll
COMCTL32.dll
ole32.dll
ole32.dll
VERSION.dll
VERSION.dll
verifying installer: %d%%
verifying installer: %d%%
unpacking data: %d%%
unpacking data: %d%%
... %d%%
... %d%%
hXXp://nsis.sf.net/NSIS_Error
hXXp://nsis.sf.net/NSIS_Error
~nsu.tmp
~nsu.tmp
%u.%u%s%s
%u.%u%s%s
RegDeleteKeyExA
RegDeleteKeyExA
%s=%s
%s=%s
*?|/":
*?|/":
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp\YTDSetup.exe
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp\YTDSetup.exe
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp\inetca.dll
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp\inetca.dll
DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp
DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp
DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp\inetca.dll
DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp\inetca.dll
u.Wj@
u.Wj@
MSVCRT.dll
MSVCRT.dll
HttpSendRequestA
HttpSendRequestA
HttpSendRequestExA
HttpSendRequestExA
HttpQueryInfoA
HttpQueryInfoA
FtpCreateDirectoryA
FtpCreateDirectoryA
FtpOpenFileA
FtpOpenFileA
HttpOpenRequestA
HttpOpenRequestA
HttpAddRequestHeadersA
HttpAddRequestHeadersA
HttpEndRequestA
HttpEndRequestA
InternetCrackUrlA
InternetCrackUrlA
WININET.dll
WININET.dll
inetc.dll
inetc.dll
Open URL Error
Open URL Error
URL Parts Error
URL Parts Error
FtpCreateDir failed (550)
FtpCreateDir failed (550)
Error FTP path (550)
Error FTP path (550)
Downloading %s
Downloading %s
%dkB (%d%%) of %dkB @ %d.dkB/s
%dkB (%d%%) of %dkB @ %d.dkB/s
(%d %s%s remaining)
(%d %s%s remaining)
REST %d
REST %d
SIZE %s
SIZE %s
Content-Length: %d
Content-Length: %d
Content-Type: application/x-www-form-urlencoded
Content-Type: application/x-www-form-urlencoded
Authorization: basic %s
Authorization: basic %s
Proxy-authorization: basic %s
Proxy-authorization: basic %s
%s:%s
%s:%s
FtpCommandA
FtpCommandA
wininet.dll
wininet.dll
%u MB
%u MB
%u kB
%u kB
%u bytes
%u bytes
%d:d:d
%d:d:d
%s - %s
%s - %s
(Err=%d)
(Err=%d)
NSIS_Inetc (Mozilla)
NSIS_Inetc (Mozilla)
/password
/password
Uploading %s
Uploading %s
.reloc
.reloc
System.dll
System.dll
callback%d
callback%d
UserInfo.dll
UserInfo.dll
@.reloc
@.reloc
net.dll
net.dll
8>1Å’
8>1Å’
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp
nsfB4.tmp
nsfB4.tmp
~1\Temp\nsfB4.tmp
~1\Temp\nsfB4.tmp
p://download.ytddownloader.com/kits/ytd/YTDSetup.exe
p://download.ytddownloader.com/kits/ytd/YTDSetup.exe
"""201412200411"
"""201412200411"
ttp://download.ytddownloader.com/kits/ytd/YTDSetup.exe
ttp://download.ytddownloader.com/kits/ytd/YTDSetup.exe
//download.ytddownloader.com/kits/ytd/YTDSetup.ex
//download.ytddownloader.com/kits/ytd/YTDSetup.ex
c:\%original file name%.exe
c:\%original file name%.exe
%original file name%.exe
%original file name%.exe
CUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsuB2.tmp
CUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsuB2.tmp
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\
-2147483648
-2147483648
-2063532032
-2063532032
-2147284440
-2147284440
hXXp://download.ytddownloader.com/kits/ytd/YTDSetup.exe
hXXp://download.ytddownloader.com/kits/ytd/YTDSetup.exe
hXXp://VVV.ytddownloader.com/images/pixel.gif?src=stub&kt=ytd
hXXp://VVV.ytddownloader.com/images/pixel.gif?src=stub&kt=ytd
YTDSetup.exe
YTDSetup.exe
133336633
133336633
0153668886663311
0153668886663311
1536888
1536888
;886631 ~
;886631 ~
113688;
113688;
86351 ($
86351 ($
>1367631%
>1367631%
Nullsoft Install System v2.46
Nullsoft Install System v2.46
4.8.6.3
4.8.6.3
YTDStub.exe
YTDStub.exe
%original file name%.exe_1276_rwx_10004000_00001000:
callback%d
callback%d
YTDSetup.exe_504:
.text
.text
`.rdata
`.rdata
@.data
@.data
.ndata
.ndata
.rsrc
.rsrc
@.reloc
@.reloc
RegDeleteKeyExW
RegDeleteKeyExW
Kernel32.DLL
Kernel32.DLL
PSAPI.DLL
PSAPI.DLL
%s=%s
%s=%s
GetWindowsDirectoryW
GetWindowsDirectoryW
KERNEL32.dll
KERNEL32.dll
ExitWindowsEx
ExitWindowsEx
GetAsyncKeyState
GetAsyncKeyState
USER32.dll
USER32.dll
GDI32.dll
GDI32.dll
SHFileOperationW
SHFileOperationW
ShellExecuteW
ShellExecuteW
SHELL32.dll
SHELL32.dll
RegDeleteKeyW
RegDeleteKeyW
RegCloseKey
RegCloseKey
RegEnumKeyW
RegEnumKeyW
RegOpenKeyExW
RegOpenKeyExW
RegCreateKeyExW
RegCreateKeyExW
ADVAPI32.dll
ADVAPI32.dll
COMCTL32.dll
COMCTL32.dll
ole32.dll
ole32.dll
VERSION.dll
VERSION.dll
%s~q=
%s~q=
CX%x^
CX%x^
8%u3P
8%u3P
GetProcessHeap
GetProcessHeap
COMDLG32.dll
COMDLG32.dll
nsDialogs.dll
nsDialogs.dll
133336633
133336633
0153668886663311
0153668886663311
1536888
1536888
;886631 ~
;886631 ~
113688;
113688;
86351 ($
86351 ($
>1367631%
>1367631%
Nullsoft Install System v2.46.5-Unicode
Nullsoft Install System v2.46.5-Unicode
logging set to %d
logging set to %d
settings logging to %d
settings logging to %d
created uninstaller: %d, "%s"
created uninstaller: %d, "%s"
WriteReg: error creating key "%s\%s"
WriteReg: error creating key "%s\%s"
WriteReg: error writing into "%s\%s" "%s"
WriteReg: error writing into "%s\%s" "%s"
WriteRegBin: "%s\%s" "%s"="%s"
WriteRegBin: "%s\%s" "%s"="%s"
WriteRegDWORD: "%s\%s" "%s"="0xx"
WriteRegDWORD: "%s\%s" "%s"="0xx"
WriteRegExpandStr: "%s\%s" "%s"="%s"
WriteRegExpandStr: "%s\%s" "%s"="%s"
WriteRegStr: "%s\%s" "%s"="%s"
WriteRegStr: "%s\%s" "%s"="%s"
DeleteRegKey: "%s\%s"
DeleteRegKey: "%s\%s"
DeleteRegValue: "%s\%s" "%s"
DeleteRegValue: "%s\%s" "%s"
WriteINIStr: wrote [%s] %s=%s in %s
WriteINIStr: wrote [%s] %s=%s in %s
CopyFiles "%s"->"%s"
CopyFiles "%s"->"%s"
CreateShortCut: out: "%s", in: "%s %s", icon: %s,%d, sw=%d, hk=%d
CreateShortCut: out: "%s", in: "%s %s", icon: %s,%d, sw=%d, hk=%d
Error registering DLL: Could not load %s
Error registering DLL: Could not load %s
Error registering DLL: %s not found in %s
Error registering DLL: %s not found in %s
GetTTFFontName(%s) returned %s
GetTTFFontName(%s) returned %s
GetTTFVersionString(%s) returned %s
GetTTFVersionString(%s) returned %s
Exec: failed createprocess ("%s")
Exec: failed createprocess ("%s")
Exec: success ("%s")
Exec: success ("%s")
Exec: command="%s"
Exec: command="%s"
ExecShell: success ("%s": file:"%s" params:"%s")
ExecShell: success ("%s": file:"%s" params:"%s")
ExecShell: warning: error ("%s": file:"%s" params:"%s")=%d
ExecShell: warning: error ("%s": file:"%s" params:"%s")=%d
Exch: stack
Exch: stack
RMDir: "%s"
RMDir: "%s"
MessageBox: %d,"%s"
MessageBox: %d,"%s"
Delete: "%s"
Delete: "%s"
File: wrote %d to "%s"
File: wrote %d to "%s"
File: skipped: "%s" (overwriteflag=%d)
File: skipped: "%s" (overwriteflag=%d)
File: error creating "%s"
File: error creating "%s"
File: overwriteflag=%d, allowskipfilesflag=%d, name="%s"
File: overwriteflag=%d, allowskipfilesflag=%d, name="%s"
Rename failed: %s
Rename failed: %s
Rename on reboot: %s
Rename on reboot: %s
Rename: %s
Rename: %s
IfFileExists: file "%s" does not exist, jumping %d
IfFileExists: file "%s" does not exist, jumping %d
IfFileExists: file "%s" exists, jumping %d
IfFileExists: file "%s" exists, jumping %d
CreateDirectory: "%s" created
CreateDirectory: "%s" created
CreateDirectory: can't create "%s" - a file already exists
CreateDirectory: can't create "%s" - a file already exists
CreateDirectory: can't create "%s" (err=%d)
CreateDirectory: can't create "%s" (err=%d)
CreateDirectory: "%s" (%d)
CreateDirectory: "%s" (%d)
SetFileAttributes: "%s":X
SetFileAttributes: "%s":X
Sleep(%d)
Sleep(%d)
detailprint: %s
detailprint: %s
Call: %d
Call: %d
Aborting: "%s"
Aborting: "%s"
Jump: %d
Jump: %d
verifying installer: %d%%
verifying installer: %d%%
unpacking data: %d%%
unpacking data: %d%%
... %d%%
... %d%%
hXXp://nsis.sf.net/NSIS_Error
hXXp://nsis.sf.net/NSIS_Error
~nsu.tmp
~nsu.tmp
install.log
install.log
%u.%u%s%s
%u.%u%s%s
Skipping section: "%s"
Skipping section: "%s"
Section: "%s"
Section: "%s"
New install of "%s" to "%s"
New install of "%s" to "%s"
.DEFAULT\Control Panel\International
.DEFAULT\Control Panel\International
Software\Microsoft\Windows\CurrentVersion
Software\Microsoft\Windows\CurrentVersion
*?|/":
*?|/":
invalid registry key
invalid registry key
HKEY_DYN_DATA
HKEY_DYN_DATA
HKEY_CURRENT_CONFIG
HKEY_CURRENT_CONFIG
HKEY_PERFORMANCE_DATA
HKEY_PERFORMANCE_DATA
HKEY_USERS
HKEY_USERS
HKEY_LOCAL_MACHINE
HKEY_LOCAL_MACHINE
HKEY_CURRENT_USER
HKEY_CURRENT_USER
HKEY_CLASSES_ROOT
HKEY_CLASSES_ROOT
x%c
x%c
RMDir: RemoveDirectory failed("%s")
RMDir: RemoveDirectory failed("%s")
RMDir: RemoveDirectory on Reboot("%s")
RMDir: RemoveDirectory on Reboot("%s")
RMDir: RemoveDirectory("%s")
RMDir: RemoveDirectory("%s")
RMDir: RemoveDirectory invalid input("%s")
RMDir: RemoveDirectory invalid input("%s")
Delete: DeleteFile failed("%s")
Delete: DeleteFile failed("%s")
Delete: DeleteFile on Reboot("%s")
Delete: DeleteFile on Reboot("%s")
Delete: DeleteFile("%s")
Delete: DeleteFile("%s")
%s: failed opening file "%s"
%s: failed opening file "%s"
CUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nswB7.tmp\nsDialogs.dll
CUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nswB7.tmp\nsDialogs.dll
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nswB7.tmp\nsDialogs.dll
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nswB7.tmp\nsDialogs.dll
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nswB7.tmp
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nswB7.tmp
YTDSetup.exe
YTDSetup.exe
All Files|*.*
All Files|*.*
YTD Video Downloader 4.8.9 Setup
YTD Video Downloader 4.8.9 Setup
nswB7.tmp
nswB7.tmp
File: skipped: "C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nswB7.tmp\nsDialogs.dll" (overwriteflag=1)
File: skipped: "C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nswB7.tmp\nsDialogs.dll" (overwriteflag=1)
p\nsDialogs.dll"
p\nsDialogs.dll"
1763632
1763632
OCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp\YTDSetup.exe
OCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp\YTDSetup.exe
1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp\YTDSetup.exe
1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp\YTDSetup.exe
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp\YTDSetup.exe
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp\YTDSetup.exe
%Program Files%\GreenTree Applications\YTD Video Downloader
%Program Files%\GreenTree Applications\YTD Video Downloader
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsfB4.tmp
CUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsbB5.tmp
CUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsbB5.tmp
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\
1507664
1507664
420086342
420086342
83951616
83951616
-2063532032
-2063532032
-2147284440
-2147284440
1376476
1376476
1638678
1638678
1114346
1114346
973734625
973734625
1426719906
1426719906
04090000
04090000
4.8.9
4.8.9
Uninstall.exe
Uninstall.exe
4.8.9.0.5
4.8.9.0.5