ThreatExpert Report: Worm.Win32.VB.cj, Generic VB.d, WORM_VB.FNX, W32/Silly-E, Worm:Win32/VB.CJ..

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Submission Summary:

Submission details:

Submission received: 18 September 2012, 03:17:38
Processing time: 8 min 40 sec
Submitted sample:

File MD5: 0xEA1BD8D62EED613F8A510F34B2095363
File SHA-1: 0x8FE82FE0F978A9B8255818890209234FBFFE05C5
Filesize: 425,984 bytes
Alias:

Worm.Win32.VB.cj [Kaspersky Lab]
Generic VB.d [McAfee]
WORM_VB.FNX [Trend Micro]
W32/Silly-E [Sophos]
Worm:Win32/VB.CJ [Microsoft]
Worm.Win32.VB [Ikarus]
Win32/VB.worm.229376 [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 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	[file and pathname of the sample #1] %Windir%\windows.exe	425,984 bytes	MD5: 0xEA1BD8D62EED613F8A510F34B2095363 SHA-1: 0x8FE82FE0F978A9B8255818890209234FBFFE05C5	Worm.Win32.VB.cj [Kaspersky Lab] Generic VB.d [McAfee] WORM_VB.FNX [Trend Micro] W32/Silly-E [Sophos] Worm:Win32/VB.CJ [Microsoft] Worm.Win32.VB [Ikarus] Win32/VB.worm.229376 [AhnLab]
2	%Windir%\xp.dll	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709	(not available)

Note:

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

Memory Modifications

There were new processes created in the system:

Process Name	Process Filename	Main Module Size
[filename of the sample #1]	[file and pathname of the sample #1]	532,480 bytes
windows.exe	%Windir%\windows.exe	532,480 bytes

Registry Modifications

The newly created Registry Value is:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]

PROGRAM = "%Windir%\WINDOWS.exe"

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