ThreatExpert Report: W32.Almanahe.B!inf, Virus.Win32.Alman.b, W32/Almanahe.c, PE

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Submission Summary:

Submission details:

Submission received: 10 August 2012, 16:17:55
Processing time: 13 min 54 sec
Submitted sample:

File MD5: 0x39E362A3C4211494D6DCD387AB325D12
File SHA-1: 0x98CCEBC1E4E4C85EEADA9A2CFEFCB255C68A6011
Filesize: 2,138,112 bytes
Alias:

W32.Almanahe.B!inf [Symantec]
Virus.Win32.Alman.b [Kaspersky Lab]
W32/Almanahe.c [McAfee]
PE_CORELINK.C-1 [Trend Micro]
W32/Alman-C [Sophos]
Virus:Win32/Almanahe.B [Microsoft]
Virus.Win32.Alman [Ikarus]
Win32/Alman.C [AhnLab]

Summary of the findings:

What's been found	Severity Level
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

Attention! The following threat category was identified:

Threat Category	Description
	A virus capable to modify other files by infecting, prepending, or overwriting them them with its own body

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%Windir%\linkinfo.dll	53,248 bytes	MD5: 0x08B1547672A359972E7038834AB18C9F SHA-1: 0xBAAD24272B5B13DC105112AEC20451508B86183F	W32.Almanahe.B!inf [Symantec] Virus.Win32.Agent.bu [Kaspersky Lab] W32/Almanahe.dll [McAfee] PE_CORELINK.C-O [Trend Micro] W32/Alman-E [Sophos] Trojan:Win32/Almanahe.B.dll [Microsoft] Trojan-Dropper.Agent [Ikarus] Win-Trojan/Agent.53248.GU [AhnLab]
2	[file and pathname of the sample #1]	2,138,112 bytes	MD5: 0x39E362A3C4211494D6DCD387AB325D12 SHA-1: 0x98CCEBC1E4E4C85EEADA9A2CFEFCB255C68A6011	W32.Almanahe.B!inf [Symantec] Virus.Win32.Alman.b [Kaspersky Lab] W32/Almanahe.c [McAfee] PE_CORELINK.C-1 [Trend Micro] W32/Alman-C [Sophos] Virus:Win32/Almanahe.B [Microsoft] Virus.Win32.Alman [Ikarus] Win32/Alman.C [AhnLab]

Note:

%Windir% is a variable that refers to the Windows installation folder. By default, this is C:\Windows or C:\Winnt.

Other details

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

Op1mutx9

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