ThreatExpert Report

Submission Summary:

Submission details:

Submission received: 14 August 2012, 07:19:16
Processing time: 7 min 48 sec
Submitted sample:

File MD5: 0x6E6E29AB467C6FEBA2280D3C59F18F16
File SHA-1: 0xBE89C3676F2215EAB834E1BE7FCDA1C9143958C3
Filesize: 669,184 bytes

Summary of the findings:

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

Technical Details:

Possible Security Risk

Attention! Characteristics of the following security risk was identified in the system:

Security Risk	Description
Trojan-Downloader.Agent.BKK	Trojan.Downloader.Agent.BKK downloads LazyAd, a Chinese adware application on infected machines.

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash
1	%Windir%\mrp	4 bytes	MD5: 0xEA82410C7A9991816B5EEEEBE195E20A SHA-1: 0xF1B5A91D4D6AD523F2610114591C007E75D15084
2	%System%\InjectDll.dll	46,592 bytes	MD5: 0xABA509C1613844C7FFA72C11AF5FA7B4 SHA-1: 0x0057C6A77A3C320F352A3C9DEE8C0F8D795D576D
3	%System%\NtWriteMemory.dll	46,080 bytes	MD5: 0x03B6C088A78AA800B98ABC1F3533F4CD SHA-1: 0xBF58B09FCE4594D407D2D51E97AD4B74318A3F4F
4	%System%\rci.exe	52,224 bytes	MD5: 0x76ED1CBA6A025D92E49C240DA969D87B SHA-1: 0x518FD03BF98F0FF0BBF234211305176D4D54EC60
5	[file and pathname of the sample #1]	669,184 bytes	MD5: 0x6E6E29AB467C6FEBA2280D3C59F18F16 SHA-1: 0xBE89C3676F2215EAB834E1BE7FCDA1C9143958C3
6	%System%\UserAPC.dll	46,592 bytes	MD5: 0x403655E02FCC41EFFADAE5985E745A53 SHA-1: 0xD4F42A6CC99EDA947ADBEE35206171C4095FE937

Notes:

%Windir% is a variable that refers to the Windows installation folder. By default, this is C:\Windows or C:\Winnt.
%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 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]	692,224 bytes
rci.exe	%System%\rci.exe	69,632 bytes
[generic host process]	[generic host process filename]	45,056 bytes

Notes:

[generic host process filename] is a full path filename of [generic host process].

Registry Modifications

The following Registry Values were modified:

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\ServiceCurrent]

(Default) =

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\ServiceCurrent]

(Default) =

Other details

Analysis of the file resources indicate the following possible country of origin:

Germany

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

DesktopCleanupMutex

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