ThreatExpert Report: Trojan:MSIL/Bladabindi.B, Trojan.Msil

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Submission Summary:

Submission details:

Submission received: 23 October 2012, 02:49:19
Processing time: 8 min 59 sec
Submitted sample:

File MD5: 0x7AE36A87C94EBF823BBFD3064A9509E2
File SHA-1: 0xA2FB5257A2A01B583E295A2AA58B2D3EEC8182DF
Filesize: 154,624 bytes

Technical Details:

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%Temp%\%TEMP%.exe %Temp%\1.exe %Temp%\2.exe %Programs%\Startup\102b3bcad4053f1630a0d725fba934ba.exe	26,624 bytes	MD5: 0x66CAA65B4ED5ED11213E99E0B2E15E1E SHA-1: 0xC7BB40516031E4CE9190D039E841384BBD860055	Trojan:MSIL/Bladabindi.B [Microsoft] Trojan.Msil [Ikarus]
2	%Temp%\%TEMP%.exe.tmp	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709	(not available)
3	[file and pathname of the sample #1]	154,624 bytes	MD5: 0x7AE36A87C94EBF823BBFD3064A9509E2 SHA-1: 0xA2FB5257A2A01B583E295A2AA58B2D3EEC8182DF	(not available)

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).
%Programs% is a variable that refers to the file system directory that contains the user's program groups. A typical path is C:\Documents and Settings\[UserName]\Start Menu\Programs.

Memory Modifications

There was a new process created in the system:

Process Name	Process Filename	Main Module Size
%TEMP%.exe	%Temp%\%temp%.exe	N/A

Registry Modifications

The newly created Registry Values are:

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

102b3bcad4053f1630a0d725fba934ba = ""%Temp%\%TEMP%.exe" .."

so that %TEMP%.exe runs every time Windows starts

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

102b3bcad4053f1630a0d725fba934ba = ""%Temp%\%TEMP%.exe" .."

so that %TEMP%.exe runs every time Windows starts

Other details

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

102b3bcad4053f1630a0d725fba934ba

The following Host Name was requested from a host database:

192.5.5.241

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