ThreatExpert Report: Trojan:Win32/Vasnasea.B, Mal/Behav-010, Win32.SuspectCrc

Submission Summary:

Submission details:

Submission received: 22 September 2012, 19:26:44
Processing time: 9 min 19 sec
Submitted sample:

File MD5: 0x18FD030D26FE7D24F82608017AE9BD8C
File SHA-1: 0x8C663F737BD306C65AC63A4D58AC75DF932C9747
Filesize: 139,264 bytes
Alias: Trojan:Win32/Vasnasea.B [Microsoft]

Summary of the findings:

What's been found	Severity Level
Capability to send out email message(s) with the built-in SMTP client engine.

Technical Details:

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%Temp%\s1.tmp %System%\ak6tx6.dll	99,340 bytes	MD5: 0x024000432D4CBD3A9F9187BAFA2BFB5E SHA-1: 0xA034F131026B0CEB20394786094E684C5C76695F	Mal/Behav-010 [Sophos] Trojan:Win32/Vasnasea.B [Microsoft] Win32.SuspectCrc [Ikarus]
2	[file and pathname of the sample #1]	139,264 bytes	MD5: 0x18FD030D26FE7D24F82608017AE9BD8C SHA-1: 0x8C663F737BD306C65AC63A4D58AC75DF932C9747	Trojan:Win32/Vasnasea.B [Microsoft]

Notes:

%Temp% is a variable that refers to the temporary folder in the short path form. By default, this is C:\Documents and Settings\[UserName]\Local Settings\Temp\ (Windows NT/2000/XP).
%System% is a variable that refers to the System folder. By default, this is C:\Windows\System (Windows 95/98/Me), C:\Winnt\System32 (Windows NT/2000), or C:\Windows\System32 (Windows XP).

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]	155,648 bytes

Registry Modifications

The newly created Registry Value is:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion]

Ipiote = 0x01010403

The following Registry Values were modified:

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Lsa]

Notification Packages =

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Lsa]

Notification Packages =

Other details

The following Host Name was requested from a host database:

beebeebumblebee.com

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