Trojan.Generic.14756430 (B) (Emsisoft), Trojan.Generic.14756430 (AdAware), Trojan.Win32.FlyStudio.FD, GenericEmailWorm.YR (Lavasoft MAS)Behaviour: Trojan, Worm, EmailWorm
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: c93bd6baa5ea5c3f508d4d4fcec93944
SHA1: 354b27d0a56b0b43c46fce938d2b58060ae7e257
SHA256: e2b8269301cc86a136d43223e935d0b1b2c774d489b7f3084f49607a9e228aa4
SSDeep: 12288:chxodAuNOuP2bHo8afIqh1Zg/PR5nWFpPoSoldV:chuuYh2LozfZL6/Obc
Size: 765952 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: UPolyXv05_v6, MicrosoftVisualC, MicrosoftVisualCv50v60MFC, MicrosoftVisualC50, Armadillov171
Company: no certificate found
Created at: 2015-06-21 10:02:54
Analyzed on: WindowsXP SP3 32-bit
Summary: Trojan. A program that appears to do one thing but actually does another (a.k.a. Trojan Horse).
Dynamic Analysis
Payload
Behaviour | Description |
---|---|
EmailWorm | Worm can send e-mails. |
Process activity
The Trojan creates the following process(es):No processes have been created.The Trojan injects its code into the following process(es):
%original file name%.exe:1208
Mutexes
The following mutexes were created/opened:
ZonesLockedCacheCounterMutexZonesCounterMutexZonesCacheCounterMutexWininetProxyRegistryMutexWininetConnectionMutexWininetStartupMutexc:!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!_RasPbFileShimCacheMutex
File activity
The process %original file name%.exe:1208 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)
Registry activity
The process %original file name%.exe:1208 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"
[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 1D 00 00 00 01 00 00 00 00 00 00 00"
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "EA 30 73 D6 5D 0D FE 78 4A B1 37 0D 33 29 D3 DC"
[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"
[HKCU\Software\Microsoft\Multimedia\DrawDib]
"vga.drv 1276x846x32(BGR 0)" = "31,31,31,31"
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
There are no dropped PE files.
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\Temporary Internet Files\Content.IE5\desktop.ini (67 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: ??QQ53902022
Product Name: ?????
Product Version: 1.0.0.0
Legal Copyright: ?????????,????,????,???
Legal Trademarks:
Original Filename:
Internal Name:
File Version: 1.0.0.0
File Description: ????????
Comments: ??????????(http://www.eyuyan.com)
Language: Chinese (Simplified, PRC)
Company Name: ??QQ53902022Product Name: ?????Product Version: 1.0.0.0Legal Copyright: ?????????,????,????,???Legal Trademarks: Original Filename: Internal Name: File Version: 1.0.0.0File Description: ????????Comments: ??????????(http://www.eyuyan.com)Language: Chinese (Simplified, PRC)
PE Sections
Name | Virtual Address | Virtual Size | Raw Size | Entropy | Section MD5 |
---|---|---|---|---|---|
.text | 4096 | 502766 | 503808 | 4.53061 | bb515a1a8d47995c05a5243556e8db20 |
.rdata | 507904 | 171882 | 172032 | 4.50394 | fc6fc921a5ecad37dd57663b48cf14dc |
.data | 679936 | 175624 | 61440 | 3.43665 | 361e78e176d46f3e42a2d2960a69f887 |
.rsrc | 856064 | 23880 | 24576 | 3.34593 | 6e1d0c4ea6f7e6e5ef5d615d0d9a8e1a |
Dropped from:
Downloaded by:
Similar by SSDeep:
Similar by Lavasoft Polymorphic Checker:
Network Activity
URLs
URL | IP |
---|---|
hxxp://cname.tool.la/ | |
hxxp://ip.tool.la/ | 42.120.41.140 |
IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)
Traffic
GET / HTTP/1.1
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: ip.tool.la
Cache-Control: no-cache
HTTP/1.1 200 OK
Server: nginx/1.0.15
Date: Wed, 29 Jul 2015 08:41:03 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
X-Powered-By: PHP/5.2.17p1
263b..<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "hXXp://VVV.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">.<html xmlns="hXXp://VVV.w3.org/1999/xhtml">.<head>.<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />.<title>IP........</title>.<meta name="Keywords" content="IP........,IP...." />.<meta name="Description" content="IP....................IP..........IP.........." />.<style type="text/css">..p_input {width:600px; margin:20px auto 0; text-align:center;}.body {font-size:14px;line-height:150%;}.form{margin:0;padding:0;}.h1{padding:0;margin:0;font-size:14px;}..result {width:600px; margin:0 auto; text-align:center; font-size:16px; font-weight:bold; color:#FF0000;}..vtitle {width:600px; margin:20px auto 0 auto; text-align:center;}..vcontent{width:600px; margin:0 auto;}..history {width:600px; margin:5px auto 0 auto; overflow:hidden;height:2em;}..history ul,.history li{padding:0; margin:0; list-style:none;}..history li {float:left;width:25%; overflow:hidden:}.</style>.<script type="text/javascript" language="javascript">.function checkIP().{.var ipArray,q,j;.q = document.frm.q.value;..if(/[A-Za-z_-]/.test(q)){. if(!/^([\w-] \.) ((com)|(net)|(org)|(gov\.cn)|(info)|(cc)|(com\.cn)|(net\.cn)|(org\.cn)|(name)|(biz)|(tv)|(cn)|(mobi)|(name)|(sh)|(ac)|(io)|(tw)|(com\.tw)|(hk)|(com\.hk)|(ws)|(travel)|(us)|(tm)|(la)|(me\.uk)|(org\.uk)|(ltd\.uk)|(plc\.uk)|(in)|(eu)|(it)|(jp))$/.test(q)){. alert("..............");. do
<<< skipped >>>
Map
The Trojan connects to the servers at the folowing location(s):
Strings from Dumps
%original file name%.exe_1208:
.text
.text
`.rdata
`.rdata
@.data
@.data
.rsrc
.rsrc
t$(SSh
t$(SSh
~%UVW
~%UVW
u$SShe
u$SShe
wininet.dll
wininet.dll
HttpOpenRequestA
HttpOpenRequestA
HttpSendRequestA
HttpSendRequestA
HttpQueryInfoA
HttpQueryInfoA
hXXp://
hXXp://
hXXp://192.168.1.1/userRpm/SysRebootRpm.htm?Reboot=ÖØÆô·ÓÉÆ÷
hXXp://192.168.1.1/userRpm/SysRebootRpm.htm?Reboot=ÖØÆô·ÓÉÆ÷
Mozilla/4.0 (compatible; MSIE 9.0; Windows NT 6.1; 125LA; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)
Mozilla/4.0 (compatible; MSIE 9.0; Windows NT 6.1; 125LA; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)
http=
http=
https
https
HTTP/1.1
HTTP/1.1
Content-Type: application/x-www-form-urlencoded
Content-Type: application/x-www-form-urlencoded
hXXps://
hXXps://
hXXp://ip.tool.la/
hXXp://ip.tool.la/
&newpassword2=
&newpassword2=
&newpassword=
&newpassword=
&oldpassword=
&oldpassword=
/userRpm/ChangeLoginPwdRpm.htm?oldname=
/userRpm/ChangeLoginPwdRpm.htm?oldname=
/userRpm/RestoreDefaultCfgRpm.htm?RestoreFactory=»Ö¸´³ö³§ÉèÖÃ
/userRpm/RestoreDefaultCfgRpm.htm?RestoreFactory=»Ö¸´³ö³§ÉèÖÃ
hXXp://192.168.1.1/userRpm/StatusRpm.htm?Disconnect=
hXXp://192.168.1.1/userRpm/StatusRpm.htm?Disconnect=
hXXp://192.168.1.1/userRpm/StatusRpm.htm?Connect=
hXXp://192.168.1.1/userRpm/StatusRpm.htm?Connect=
%S4WD
%S4WD
hg%fpM
hg%fpM
S.Ac9SR
S.Ac9SR
0.I%3s
0.I%3s
,wAe.kI
,wAe.kI
aiUy'4xu
aiUy'4xu
%c*@j
%c*@j
.eH'y
.eH'y
{&%U)
{&%U)
lj%4U
lj%4U
xe%CNs
xe%CNs
9F.cLe
9F.cLe
hJK.ZH
hJK.ZH
O.qt0
O.qt0
KERNEL32.DLL
KERNEL32.DLL
COMCTL32.dll
COMCTL32.dll
GDI32.dll
GDI32.dll
MSIMG32.dll
MSIMG32.dll
MSVCRT.dll
MSVCRT.dll
MSVFW32.dll
MSVFW32.dll
USER32.dll
USER32.dll
SkinH_EL.dll
SkinH_EL.dll
@wininet.dll
@wininet.dll
hXXp://weibo.com/tuibao
hXXp://weibo.com/tuibao
192.168.1.1
192.168.1.1
192.168.2.1
192.168.2.1
%*.*f
%*.*f
CNotSupportedException
CNotSupportedException
commctrl_DragListMsg
commctrl_DragListMsg
Afx:%x:%x:%x:%x:%x
Afx:%x:%x:%x:%x:%x
Afx:%x:%x
Afx:%x:%x
COMCTL32.DLL
COMCTL32.DLL
CCmdTarget
CCmdTarget
__MSVCRT_HEAP_SELECT
__MSVCRT_HEAP_SELECT
user32.dll
user32.dll
RASAPI32.dll
RASAPI32.dll
GetProcessHeap
GetProcessHeap
WinExec
WinExec
KERNEL32.dll
KERNEL32.dll
GetKeyState
GetKeyState
SetWindowsHookExA
SetWindowsHookExA
UnhookWindowsHookEx
UnhookWindowsHookEx
EnumThreadWindows
EnumThreadWindows
EnumChildWindows
EnumChildWindows
GetViewportOrgEx
GetViewportOrgEx
WINMM.dll
WINMM.dll
WINSPOOL.DRV
WINSPOOL.DRV
RegCloseKey
RegCloseKey
RegOpenKeyExA
RegOpenKeyExA
ADVAPI32.dll
ADVAPI32.dll
ShellExecuteA
ShellExecuteA
SHELL32.dll
SHELL32.dll
ole32.dll
ole32.dll
OLEAUT32.dll
OLEAUT32.dll
WS2_32.dll
WS2_32.dll
InternetCrackUrlA
InternetCrackUrlA
InternetCanonicalizeUrlA
InternetCanonicalizeUrlA
WININET.dll
WININET.dll
GetCPInfo
GetCPInfo
CreateDialogIndirectParamA
CreateDialogIndirectParamA
SetViewportOrgEx
SetViewportOrgEx
OffsetViewportOrgEx
OffsetViewportOrgEx
SetViewportExtEx
SetViewportExtEx
ScaleViewportExtEx
ScaleViewportExtEx
GetViewportExtEx
GetViewportExtEx
comdlg32.dll
comdlg32.dll
RegCreateKeyExA
RegCreateKeyExA
.PAVCException@@
.PAVCException@@
.PAVCNotSupportedException@@
.PAVCNotSupportedException@@
.PAVCFileException@@
.PAVCFileException@@
(*.prn)|*.prn|
(*.prn)|*.prn|
(*.*)|*.*||
(*.*)|*.*||
Shell32.dll
Shell32.dll
Mpr.dll
Mpr.dll
Advapi32.dll
Advapi32.dll
User32.dll
User32.dll
Gdi32.dll
Gdi32.dll
Kernel32.dll
Kernel32.dll
(&07-034/)7 '
(&07-034/)7 '
?? / %d]
?? / %d]
%d / %d]
%d / %d]
: %d]
: %d]
(*.WAV;*.MID)|*.WAV;*.MID|WAV
(*.WAV;*.MID)|*.WAV;*.MID|WAV
(*.WAV)|*.WAV|MIDI
(*.WAV)|*.WAV|MIDI
(*.MID)|*.MID|
(*.MID)|*.MID|
(*.txt)|*.txt|
(*.txt)|*.txt|
(*.JPG;*.BMP;*.GIF;*.ICO;*.CUR)|*.JPG;*.BMP;*.GIF;*.ICO;*.CUR|JPG
(*.JPG;*.BMP;*.GIF;*.ICO;*.CUR)|*.JPG;*.BMP;*.GIF;*.ICO;*.CUR|JPG
(*.JPG)|*.JPG|BMP
(*.JPG)|*.JPG|BMP
(*.BMP)|*.BMP|GIF
(*.BMP)|*.BMP|GIF
(*.GIF)|*.GIF|
(*.GIF)|*.GIF|
(*.ICO)|*.ICO|
(*.ICO)|*.ICO|
(*.CUR)|*.CUR|
(*.CUR)|*.CUR|
%s:%d
%s:%d
windows
windows
out.prn
out.prn
%d.%d
%d.%d
%d / %d
%d / %d
%d/%d
%d/%d
Bogus message code %d
Bogus message code %d
(%d-%d):
(%d-%d):
%ld%c
%ld%c
Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
HTTP/1.0
HTTP/1.0
%s
%s
Reply-To: %s
Reply-To: %s
From: %s
From: %s
To: %s
To: %s
Subject: %s
Subject: %s
Date: %s
Date: %s
Cc: %s
Cc: %s
%a, %d %b %Y %H:%M:%S
%a, %d %b %Y %H:%M:%S
SMTP
SMTP
msctls_hotkey32
msctls_hotkey32
.PAVCObject@@
.PAVCObject@@
.PAVCSimpleException@@
.PAVCSimpleException@@
.PAVCMemoryException@@
.PAVCMemoryException@@
.?AVCNotSupportedException@@
.?AVCNotSupportedException@@
.PAVCResourceException@@
.PAVCResourceException@@
.PAVCUserException@@
.PAVCUserException@@
.?AVCCmdTarget@@
.?AVCCmdTarget@@
.?AVCCmdUI@@
.?AVCCmdUI@@
.?AVCTestCmdUI@@
.?AVCTestCmdUI@@
.PAVCArchiveException@@
.PAVCArchiveException@@
zcÃ
zcÃ
193.138.244.231
193.138.244.231
c:\%original file name%.exe
c:\%original file name%.exe
#include "l.chs\afxres.rc" // Standard components
#include "l.chs\afxres.rc" // Standard components
1, 0, 6, 6
1, 0, 6, 6
- Skin.dll
- Skin.dll
(*.*)
(*.*)
1.0.0.0
1.0.0.0
(hXXp://VVV.eyuyan.com)
(hXXp://VVV.eyuyan.com)
%original file name%.exe_1208_rwx_10000000_0003E000:
`.rsrc
`.rsrc
L$(h%f
L$(h%f
SSh0j
SSh0j
msctls_hotkey32
msctls_hotkey32
TVCLHotKey
TVCLHotKey
THotKey
THotKey
\skinh.she
\skinh.she
}uo,x6l5k%x-l h
}uo,x6l5k%x-l h
9p%s m)t4`#b
9p%s m)t4`#b
e"m?c&y1`Ã
e"m?c&y1`Ã
SetViewportOrgEx
SetViewportOrgEx
SetViewportExtEx
SetViewportExtEx
SetWindowsHookExA
SetWindowsHookExA
UnhookWindowsHookEx
UnhookWindowsHookEx
EnumThreadWindows
EnumThreadWindows
EnumChildWindows
EnumChildWindows
`c%US.4/
`c%US.4/
!#$
!#$
.text
.text
`.rdata
`.rdata
@.data
@.data
.rsrc
.rsrc
@.UPX0
@.UPX0
`.UPX1
`.UPX1
`.reloc
`.reloc
hJK.ZH
hJK.ZH
O.qt0
O.qt0
KERNEL32.DLL
KERNEL32.DLL
COMCTL32.dll
COMCTL32.dll
GDI32.dll
GDI32.dll
MSIMG32.dll
MSIMG32.dll
MSVCRT.dll
MSVCRT.dll
MSVFW32.dll
MSVFW32.dll
USER32.dll
USER32.dll
SkinH_EL.dll
SkinH_EL.dll
1, 0, 6, 6
1, 0, 6, 6
- Skin.dll
- Skin.dll