Virus:TR/PSW.Hangame.CT
Date discovered:05/10/2006
Type:Trojan
In the wild:No
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Medium
Static file:Yes
File size:57.344 Bytes
MD5 checksum:b5d96026e97eddfec153a64e641d42ce
VDF version:6.36.00.79
IVDF version:6.36.00.95 - Thursday, October 12, 2006

 General Method of propagation:
   • No own spreading routine


Aliases:
   •  Mcafee: PWS-Lineage.dll
   •  Kaspersky: Trojan-PSW.Win32.Hangame.cl
   •  TrendMicro: TSPY_LINEAGE.CIV
   •  F-Secure: Trojan-PSW.Win32.Hangame.cl
   •  Sophos: Troj/Lineag-BIT
   •  Eset: Win32/PSW.Lineage.AEL
   •  Bitdefender: Win32.AV-Killer


Platforms / OS:
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003


Side effects:
   • Drops a malicious file
   • Registry modification
   • Steals information

 Files It copies itself to the following location:
   • %WINDIR%\inf\rundll32.exe



The following file is created:

– %SYSDIR%\hhdll.dll Further investigation pointed out that this file is malware, too. Detected as: TR/PSW.Hangame.CT

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

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "Rhg"="%WINDIR%\inf\rundll32.exe"

 Stealing It tries to steal the following information:

– The password from the following program:
   • Lineage

 Injection –  It injects the following file into a process: hhdll.dll

    Process name:
   • %all running processes%


 File details Programming language:
 The malware program was written in Delphi.


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

Description inserted by Adriana Popa on Friday, November 3, 2006
Description updated by Adriana Popa on Friday, November 3, 2006

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