ThreatExpert Report: Trojan-GameThief.Win32.WOW.ijy, Mal_OLGM-6, Mal/Dropper-P, Trojan.Win32.Malex

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Submission Summary:

Submission details:

Submission received: 10 July 2009, 12:02:22
Processing time: 7 min 25 sec
Submitted sample:

File MD5: 0xB6EBDB9C3E24EF845AF65A8EA5D09540
File SHA-1: 0x30FE20AEA7AF09A744944518B32B42A91D3A98A0
Filesize: 56,832 bytes
Alias & packer info:

Trojan-GameThief.Win32.WOW.ijy [Kaspersky Lab]
Mal_OLGM-6 [Trend Micro]
Mal/Dropper-P [Sophos]
Trojan.Win32.Malex [Ikarus]
packed with: PE_Patch.UPX [Kaspersky Lab]

Summary of the findings:

What's been found	Severity Level
Creates a startup registry entry.
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

Attention! Characteristics of the following security risk was identified in the system:

Security Risk	Description
Adware.Component.Unrelated	These common components have files and keys that are in different threats but the threats are not related to one another in that the author of the signature is not the same. It is recommended that all these entries be removed.

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	[file and pathname of the sample #1] %System%\scvhost.exe	56,832 bytes	MD5: 0xB6EBDB9C3E24EF845AF65A8EA5D09540 SHA-1: 0x30FE20AEA7AF09A744944518B32B42A91D3A98A0	Trojan-GameThief.Win32.WOW.ijy [Kaspersky Lab] Mal_OLGM-6 [Trend Micro] Mal/Dropper-P [Sophos] Trojan.Win32.Malex [Ikarus] packed with PE_Patch.UPX [Kaspersky Lab]
2	%System%\wowhlp.dll	213,062 bytes	MD5: 0x01E15B2969CB86C2CA6F19B2B60D67F7 SHA-1: 0x8B43409497DE10FE940E80EFCE91F584201CA902	Trojan-GameThief.Win32.WOW.ijy [Kaspersky Lab]

Note:

%System% is a variable that refers to the System folder. By default, this is C:\Windows\System (Windows 95/98/Me), C:\Winnt\System32 (Windows NT/2000), or C:\Windows\System32 (Windows XP).

Memory Modifications

There were new processes created in the system:

Process Name	Process Filename	Main Module Size
scvhost.exe	%System%\scvhost.exe	258,048 bytes
[filename of the sample #1]	[file and pathname of the sample #1]	258,048 bytes

Registry Modifications

The following Registry Value was modified:

[HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows]

load = "%System%\scvhost.exe"

so that scvhost.exe runs every time Windows starts

Other details

Analysis of the file resources indicate the following possible country of origin:

China

To mark the presence in the system, the following Mutex objects were created:

DBWinMutex
WowLoaderEx09
WowLoaderEx09Install

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