Susp_Dropper (Kaspersky), Gen:Variant.Graftor.63931 (B) (Emsisoft), Gen:Variant.Graftor.63931 (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: 45d93e6f1b50cd4809efdcbd5f3afddf
SHA1: 18ad978057f28c3b1ed907d2b8f44193826c3f96
SHA256: bb7f2f151870ad30ccc4dbc0cf0582a3ad112140eb39305accb52f42bc6b14cb
SSDeep: 6144:TZulQoBkb6sX3OlajgdZ7 0BrsvD 89iKF5deujXdOGNSwzMKzQgMEFBzc2kWiQM:boBurIZ7BrO C0u5OGNhVdnW2khQM
Size: 454656 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: PackerUPXCompresorGratuitowwwupxsourceforgenet, UPolyXv05_v6
Company: P i r i f o r m L t d .
Created at: 2011-07-23 16:56:19
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):
%original file name%.exe:1852
regedit.exe:1240
regedit.exe:892
attrib.exe:452
taskkill.exe:1244
The Trojan injects its code into the following process(es):No processes have been created.
File activity
The process %original file name%.exe:1852 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):
%WinDir%\system\addis\svchost.reg (332 bytes)
%System%\addis\svchost.exe (3830 bytes)
%WinDir%\wsjv9nG.bat (1 bytes)
%WinDir%\system\addis\svchost.exe (3830 bytes)
Registry activity
The process %original file name%.exe:1852 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "00 0F 09 17 A4 D3 B4 95 CD C6 9C C9 59 6D 49 B8"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Programs" = "%Documents and Settings%\All Users\Start Menu\Programs"
The process regedit.exe:1240 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "16 AA BD 4F D6 BC 1C CB 2E 09 F1 79 9C EB E9 25"
[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wminotify]
"Startup" = "EventStartup"
"Asynchronous" = "1"
"Impersonate" = "0"
"DllName" = "wminotify.dll"
The process regedit.exe:892 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "60 D9 AD C8 E6 16 3A E0 06 3C 7A AC C1 E6 B7 1E"
To automatically run itself each time Windows is booted, the Trojan adds the following link to its file to the system registry autorun key:
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"360safe" = "c:\windows\system32\addis\svchost.exe"
The process attrib.exe:452 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "7F C5 B1 93 E7 97 8D 35 A4 A4 30 6C 58 51 6D 76"
The process taskkill.exe:1244 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "D7 7B 6C 4C 1D 10 63 8E 1B 25 33 21 56 F5 21 9C"
Dropped PE files
MD5 | File path |
---|---|
890b163514ac2019b05832e6968ad21d | c:\WINDOWS\system32\addis\svchost.exe |
9e23b782c099d1ff851c1a14ba86d567 | c:\WINDOWS\system32\wminotify.dll |
890b163514ac2019b05832e6968ad21d | c:\WINDOWS\system\addis\svchost.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):
%original file name%.exe:1852
regedit.exe:1240
regedit.exe:892
attrib.exe:452
taskkill.exe:1244 - Delete the original Trojan file.
- Delete or disinfect the following files created/modified by the Trojan:
%WinDir%\system\addis\svchost.reg (332 bytes)
%System%\addis\svchost.exe (3830 bytes)
%WinDir%\wsjv9nG.bat (1 bytes)
%WinDir%\system\addis\svchost.exe (3830 bytes) - Delete the following value(s) in the autorun key (How to Work with System Registry):
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"360safe" = "c:\windows\system32\addis\svchost.exe"
Static Analysis
VersionInfo
Company Name:
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: English (United States)
Company Name: Product 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: English (United States)
PE Sections
Name | Virtual Address | Virtual Size | Raw Size | Entropy | Section MD5 |
---|---|---|---|---|---|
UPX0 | 4096 | 1019904 | 0 | 0 | d41d8cd98f00b204e9800998ecf8427e |
UPX1 | 1024000 | 421888 | 421888 | 5.48538 | 5480885fdc8a9dccf2d89510b79a55e4 |
.rsrc | 1445888 | 32768 | 31744 | 3.32549 | ff751478b7bf41bbd819efe1604707fe |
Dropped from:
Downloaded by:
Similar by SSDeep:
Similar by Lavasoft Polymorphic Checker:
Total found: 1
062bfc362f28aca2234b9653b28e7226
Network Activity
URLs
IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)
Traffic
Map
The Trojan connects to the servers at the folowing location(s):
Strings from Dumps
svchost.exe_1840:
.text
.text
`.rdata
`.rdata
@.data
@.data
.rsrc
.rsrc
t$(SSh
t$(SSh
~%UVW
~%UVW
u.hLvJ
u.hLvJ
.tTPV
.tTPV
FTPjK
FTPjK
FtPj;
FtPj;
F.PjRWj
F.PjRWj
u.hX&I
u.hX&I
u.WWj
u.WWj
u.VVj
u.VVj
u$SShe
u$SShe
wininet.dll
wininet.dll
kernel32.dll
kernel32.dll
user32.dll
user32.dll
advapi32.dll
advapi32.dll
MsgWaitForMultipleObjects
MsgWaitForMultipleObjects
HttpOpenRequestA
HttpOpenRequestA
HttpSendRequestA
HttpSendRequestA
HttpQueryInfoA
HttpQueryInfoA
EnumWindows
EnumWindows
@.reloc
@.reloc
__MSVCRT_HEAP_SELECT
__MSVCRT_HEAP_SELECT
KERNEL32.dll
KERNEL32.dll
USER32.dll
USER32.dll
GetCPInfo
GetCPInfo
Hookmsgina.dll
Hookmsgina.dll
msgina.dll
msgina.dll
\boot.dat
\boot.dat
%d/%d/%d/%d:%d:%d
%d/%d/%d/%d:%d:%d
7"72787|7"8
7"72787|7"8
%System%\wminotify.dll
%System%\wminotify.dll
%System%\On.reg
%System%\On.reg
regedit -s %System%\On.reg
regedit -s %System%\On.reg
%System%\boot.dat
%System%\boot.dat
SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp\PortNumber
SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp\PortNumber
http://www.ip138.com/ips.asp?ip=
http://www.ip138.com/ips.asp?ip=
smtp.163.com
smtp.163.com
a5961846@163.com
a5961846@163.com
szlgg_163@163.com
szlgg_163@163.com
Pass =
Pass =
OldPass =
OldPass =
http://www.net.cn/static/customercare/yourIP.asp
http://www.net.cn/static/customercare/yourIP.asp
http://
http://
https://
https://
Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
http=
http=
HTTP/1.1
HTTP/1.1
Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*
Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*
Content-Type: application/x-www-form-urlencoded
Content-Type: application/x-www-form-urlencoded
F%*.*f
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
portuguese-brazilian
portuguese-brazilian
RASAPI32.dll
RASAPI32.dll
iphlpapi.dll
iphlpapi.dll
SHLWAPI.dll
SHLWAPI.dll
MPR.dll
MPR.dll
WINMM.dll
WINMM.dll
WS2_32.dll
WS2_32.dll
VERSION.dll
VERSION.dll
GetProcessHeap
GetProcessHeap
WinExec
WinExec
GetWindowsDirectoryA
GetWindowsDirectoryA
GetKeyState
GetKeyState
GetKeyboardLayout
GetKeyboardLayout
GetViewportOrgEx
GetViewportOrgEx
GDI32.dll
GDI32.dll
WINSPOOL.DRV
WINSPOOL.DRV
RegCloseKey
RegCloseKey
RegOpenKeyExA
RegOpenKeyExA
RegCreateKeyExA
RegCreateKeyExA
ADVAPI32.dll
ADVAPI32.dll
ShellExecuteA
ShellExecuteA
SHELL32.dll
SHELL32.dll
ole32.dll
ole32.dll
OLEAUT32.dll
OLEAUT32.dll
COMCTL32.dll
COMCTL32.dll
WSOCK32.dll
WSOCK32.dll
InternetCrackUrlA
InternetCrackUrlA
InternetCanonicalizeUrlA
InternetCanonicalizeUrlA
WININET.dll
WININET.dll
CreateDialogIndirectParamA
CreateDialogIndirectParamA
UnhookWindowsHookEx
UnhookWindowsHookEx
SetWindowsHookExA
SetWindowsHookExA
SetViewportOrgEx
SetViewportOrgEx
OffsetViewportOrgEx
OffsetViewportOrgEx
SetViewportExtEx
SetViewportExtEx
ScaleViewportExtEx
ScaleViewportExtEx
GetViewportExtEx
GetViewportExtEx
comdlg32.dll
comdlg32.dll
.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
HTTP/1.0
HTTP/1.0
%s <%s>
%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
HELO %s
HELO %s
SMTP
SMTP
AUTH LOGIN
AUTH LOGIN
LOGIN
LOGIN
AUTH=LOGIN
AUTH=LOGIN
EHLO %s
EHLO %s
Content-Type: application/octet-stream; name=%s
Content-Type: application/octet-stream; name=%s
Content-Disposition: attachment; filename=%s
Content-Disposition: attachment; filename=%s
MAIL FROM:<%s>
MAIL FROM:<%s>
RCPT TO:<%s>
RCPT TO:<%s>
Service Pack %d
Service Pack %d
Windows 2003
Windows 2003
Windows XP
Windows XP
Windows 2000
Windows 2000
Windows NT
Windows NT
Windows ??
Windows ??
Windows Millenium Edition
Windows Millenium Edition
Windows 98 Second Edition
Windows 98 Second Edition
Windows 98 SP1
Windows 98 SP1
Windows 98
Windows 98
Windows 95 OSR2
Windows 95 OSR2
Windows 95 SP1
Windows 95 SP1
Windows 95
Windows 95
Windows CE
Windows CE
Windows
Windows
Microsoft Windows Me
Microsoft Windows Me
Microsoft Windows 98
Microsoft Windows 98
Microsoft Windows 95
Microsoft Windows 95
Microsoft Windows 2003
Microsoft Windows 2003
Microsoft Windows XP
Microsoft Windows XP
Microsoft Windows 2000
Microsoft Windows 2000
Microsoft Windows NT
Microsoft Windows NT
KERNEL32.DLL
KERNEL32.DLL
.PAVCObject@@
.PAVCObject@@
.PAVCSimpleException@@
.PAVCSimpleException@@
.PAVCMemoryException@@
.PAVCMemoryException@@
.?AVCNotSupportedException@@
.?AVCNotSupportedException@@
.PAVCResourceException@@
.PAVCResourceException@@
.PAVCUserException@@
.PAVCUserException@@
.?AVCCmdTarget@@
.?AVCCmdTarget@@
.?AVCCmdUI@@
.?AVCCmdUI@@
.?AVCTestCmdUI@@
.?AVCTestCmdUI@@
.PAVCArchiveException@@
.PAVCArchiveException@@
zcÁ
zcÁ
%System%\addis\svchost.exe
%System%\addis\svchost.exe
#include "l.chs\afxres.rc" // Standard components
#include "l.chs\afxres.rc" // Standard components
%#.ippqrvvvu
%#.ippqrvvvu
User = %s
User = %s
Domain = %s
Domain = %s
Pass = %s
Pass = %s
OldPass = %s
OldPass = %s
5.1.2600.2180
5.1.2600.2180
termsrv.exe
termsrv.exe
wminotify.dll
wminotify.dll
Microsoft(R) Windows(R) Operating System
Microsoft(R) Windows(R) Operating System
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)
Windows Registry Editor Version 5.00
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wminotify]
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wminotify]
"DllName"="wminotify.dll"
"DllName"="wminotify.dll"
(*.*)
(*.*)