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Virus:TR/Spy.Spyeye.AG
Date discovered:24/05/2011
Type:Trojan
In the wild:Yes
Reported Infections:Low
Distribution Potential:Low to medium
Damage Potential:Medium
Static file:Yes
File size:155.648 Bytes
MD5 checksum:44975E5755D974A3318E1C6C95D6F2AE
VDF version:7.11.08.122 - Tuesday, May 24, 2011
IVDF version:7.11.08.122 - Tuesday, May 24, 2011

 General Method of propagation:
    Messenger


Aliases:
   •  TrendMicro: TROJ_CRYPTIK.SMG
   •  Sophos: Troj/SpyEye-AV
     Microsoft: Trojan:Win32/Meredrop


Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003


Side effects:
   • Third party control
   • Drops malicious files
   • Lowers security settings
   • Registry modification
   • Steals information

 Files It copies itself to the following location:
   • C:\newdnswatch\newdnswatch.exe



It deletes the initially executed copy of itself.



The following file is created:

C:\newdnswatch\config.bin

 Registry The following registry key is added in order to run the process after reboot:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   • "newdnswatch.exe"="C:\newdnswatch\newdnswatch.exe"



The following registry keys are added:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\
   Zones\0]
   • "1409"=dword:0x00000003

[HKCU\Software\Microsoft\Internet Explorer\PhishingFilter]
   • "ShownServiceDownBalloon"=dword:0x00000000

[HKCU\Software\Microsoft\Internet Explorer\Recovery]
   • "ClearBrowsingHistoryOnExit"=dword:0x00000000



The following registry keys are changed:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\
   Zones\1]
   New value:
   • "1406"=dword:0x00000000
   • "1409"=dword:0x00000003
   • "1609"=dword:0x00000000

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\
   Zones\0]
   New value:
   • "1406"=dword:0x00000000
   • "1609"=dword:0x00000000

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\
   Zones\2]
   New value:
   • "1406"=dword:0x00000000
   • "1409"=dword:0x00000003
   • "1609"=dword:0x00000000

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\
   Lockdown_Zones\4]
   New value:
   • "1406"=dword:0x00000000

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\
   Lockdown_Zones\1]
   New value:
   • "1406"=dword:0x00000000

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\
   Lockdown_Zones\2]
   New value:
   • "1406"=dword:0x00000000

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\
   Lockdown_Zones\3]
   New value:
   • "1406"=dword:0x00000000

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\
   Zones\3]
   New value:
   • "1406"=dword:0x00000000
   • "1409"=dword:0x00000003
   • "1609"=dword:0x00000000

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\
   Zones\4]
   New value:
   • "1406"=dword:0x00000000
   • "1409"=dword:0x00000003
   • "1609"=dword:0x00000000

[HKCU\Software\Microsoft\Internet Explorer\PhishingFilter]
   New value:
   • "EnabledV8"=dword:0x00000000

 Messenger It is spreading via Messenger. The characteristics are described below:

Windows Live Messenger

 Backdoor Contact server:
All of the following:
   • **********.88.209.228:443
   • **********ted-by.antaro-hosting.ru:443
   • **********.www.ms.akadns.net:80
   • **********7pi7zop.com:80

As a result it may send information and remote control could be provided.

Sends information about:
     visited URLs
     Information about the Windows operating system


Remote control capabilities:
     Start keylog
     Visit a website

 Stealing It tries to steal the following information:
 Recorded passwords used by the AutoComplete function

Passwords from the following programs:
   • Mozilla Firefox
   • Internet Explorer

 Injection It injects itself as a remote thread into a process.

    Process name:
   • explorer.exe


It is injected into all processes.


 Miscellaneous  Checks for an internet connection by contacting the following web site:
   • http://www.microsoft.com


Mutex:
It creates the following Mutex:
   • gF4gGd4GdH5GdHg

 File details Programming language:
The malware program was written in MS Visual C++.


Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with the following runtime packer:
   • UPX

Description inserted by Andrei Ilie on Wednesday, September 7, 2011
Description updated by Andrei Ilie on Wednesday, September 7, 2011

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