ThreatExpert Report: Worm.Win32.Dorifel.c, Virus:Win32/Quervar.gen!B, Win32.SuspectCrc..

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Submission Summary:

Submission details:

Submission received: 3 October 2012, 00:29:12
Processing time: 9 min 10 sec
Submitted sample:

File MD5: 0xBD46A592DB8C856FAF508803EF434A4B
File SHA-1: 0xD2A9AC4053A7ADC85AC621D8E600FD9895BE1F31
Filesize: 810,008 bytes
Alias:

Worm.Win32.Dorifel.c [Kaspersky Lab]
Virus:Win32/Quervar.gen!B [Microsoft]

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	%AppData%\GV2YBG\SCV0R8.exe	258,560 bytes	MD5: 0x9D08FA3021E9C714284239039B22D363 SHA-1: 0xF14841FAD459A5AE352A2DA781F356017E50CD69	Worm.Win32.Dorifel.c [Kaspersky Lab] Virus:Win32/Quervar.gen!B [Microsoft] Win32.SuspectCrc [Ikarus]
2	%AppData%\GV2YBG\SCV0R8.exe.lnk	811 bytes	MD5: 0x7F75383D77463EB53DBD4F01E04BEC7E SHA-1: 0x2CE3920B6115A1E7D592D976BB4B232BBD11876E	W32/XDocCrypt.a!lnk [McAfee]
3	[file and pathname of the sample #1]	810,008 bytes	MD5: 0xBD46A592DB8C856FAF508803EF434A4B SHA-1: 0xD2A9AC4053A7ADC85AC621D8E600FD9895BE1F31	Worm.Win32.Dorifel.c [Kaspersky Lab] Virus:Win32/Quervar.gen!B [Microsoft]

Note:

%AppData% is a variable that refers to the file system directory that serves as a common repository for application-specific data. A typical path is C:\Documents and Settings\[UserName]\Application Data.

The following directory was created:

%AppData%\GV2YBG

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]	282,624 bytes
scv0r8.exe	%AppData%\gv2ybg\scv0r8.exe	282,624 bytes

Registry Modifications

The following Registry Value was modified:

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

load =

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