ThreatExpert Report: Trojan.Win32.Buzus.ltwl, Mal/Generic-L, Trojan.Win32.Buzus

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Submission Summary:

Submission details:

Submission received: 15 August 2012, 14:09:12
Processing time: 7 min 58 sec
Submitted sample:

File MD5: 0x8BFD8C4D0E4B8FBEBC72C77CD531A0E7
File SHA-1: 0xE1B4225E70278ADCDF357A8524745D9DF911AEC7
Filesize: 107,034 bytes
Alias & packer info:

Trojan.Win32.Buzus.ltwl [Kaspersky Lab]
Mal/Generic-L [Sophos]
Trojan.Win32.Buzus [Ikarus]
packed with: UPX [Kaspersky Lab]

Summary of the findings:

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

Technical Details:

Possible Security Risk

Attention! The following threat category was identified:

Threat Category	Description
	A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment

File System Modifications

The following file was created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	[file and pathname of the sample #1]	107,034 bytes	MD5: 0x8BFD8C4D0E4B8FBEBC72C77CD531A0E7 SHA-1: 0xE1B4225E70278ADCDF357A8524745D9DF911AEC7	Trojan.Win32.Buzus.ltwl [Kaspersky Lab] Mal/Generic-L [Sophos] Trojan.Win32.Buzus [Ikarus] packed with UPX [Kaspersky Lab]

Memory Modifications

There was a new process created in the system:

Process Name	Process Filename	Main Module Size
[filename of the sample #1]	[file and pathname of the sample #1]	319,488 bytes

Other details

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

Spain

To mark the presence in the system, the following Mutex object was created:

e621ca05-Mutex

The following Host Name was requested from a host database:

192.5.5.241

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