Submission Summary:

• Submission details:
• Submission received: 24 January 2010, 21:00:43
• Processing time: 5 min 50 sec
• Submitted sample:
• File MD5: 0x542C68E4C2492D81D6132ADDFED19C9F
• File SHA-1: 0x5693F502FC3220D2074ACD8976B763AC4AF1319C
• Filesize: 12,288 bytes
• Alias:
• Worm.Hamweg.Gen [PCTools]
• W32.Ircbrute [Symantec]
• Worm.Win32.AutoRun.gmf [Kaspersky Lab]
• W32/Autoham-Fam [Sophos]
• Worm:Win32/Hamweq.A [Microsoft]
• Win-Trojan/Hamweq.12288 [AhnLab]

• Summary of the findings:

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

Technical Details:

Possible Security Risk

• Attention! The following threat categories were identified:

Threat Category	Description
	A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment
	A network-aware worm that attempts to replicate across the existing network(s)

File System Modifications

• The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	c:\RESTORE\S-1-5-21-1482476501-1644491937-682003330-1013\Desktop.ini	62 bytes	MD5: 0x7457A5DF1FF47C957ACF1FA000D7D9AD SHA-1: 0x69D2BBA827FD4DE0169419A0FDA280252B348514	(not available)
2	c:\RESTORE\S-1-5-21-1482476501-1644491937-682003330-1013\Taquito.exe [file and pathname of the sample #1]	12,288 bytes	MD5: 0x542C68E4C2492D81D6132ADDFED19C9F SHA-1: 0x5693F502FC3220D2074ACD8976B763AC4AF1319C	Worm.Hamweg.Gen [PCTools] W32.Ircbrute [Symantec] Worm.Win32.AutoRun.gmf [Kaspersky Lab] W32/Autoham-Fam [Sophos] Worm:Win32/Hamweq.A [Microsoft] Win-Trojan/Hamweq.12288 [AhnLab]

• The following directories were created:
• c:\RESTORE
• c:\RESTORE\S-1-5-21-1482476501-1644491937-682003330-1013

Memory Modifications

• There were new processes created in the system:

Registry Modifications

• The following Registry Key was created:
• HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{28ABC5C0-4FCB-33CF-AAX5-35GX1C642122}

• The newly created Registry Value is:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{28ABC5C0-4FCB-33CF-AAX5-35GX1C642122}]
• StubPath = "c:\RESTORE\S-1-5-21-1482476501-1644491937-682003330-1013\Taquito.exe"

so that Taquito.exe runs every time Windows starts

Other details

• The following Host Name was requested from a host database:
• zr5.xzerocoolx.info

• There was registered attempt to establish connection with the remote host. The connection details are:

Outbound traffic (potentially malicious)

• Attention! There was a new connection established with a remote IRC Server. The generated outbound IRC traffic is provided below: