Submission Summary:

What's been foundSeverity Level
Produces outbound traffic.
Contains characteristics of an identified security risk.

 

Technical Details:

 

Possible Security Risk

Threat CategoryDescription
A code with the rootkit-specific techniques designed to hide the software presence in the system

 

File System Modifications

#Filename(s)File SizeFile HashAlias
1 %AppData%\Microsoft\Installer\{B53D42E8-872B-430E-82D4-80065A31FCE1}\lpk.dll
[pathname with a string SHARE]\lpk.dll
[pathname with a string SHARE]\lpk.dll
[pathname with a string SHARE]\lpk.dll
%ProgramFiles%\Internet Explorer\Connection Wizard\lpk.dll
%ProgramFiles%\Internet Explorer\lpk.dll
%ProgramFiles%\Messenger\lpk.dll
%System%\hra33.dll
41,984 bytes MD5: 0x364E5640B7EE68B908F8D2E3E4F3332F
SHA-1: 0xA2799E20E7D751C698075298DB6266AF6E727D47
Rootkit.Win32.Lapka.an [Kaspersky Lab]
Trojan.Win32.Patcher [Ikarus]
2 %Windir%\ccuwco.exe
[file and pathname of the sample #1]
33,288 bytes MD5: 0xC57D35EB0B9DF7CF126EC2DAF35EEB6F
SHA-1: 0x336E6FD285667736A334F86F9855856AD86E33A1
(not available)

 

Memory Modifications

Process NameProcess FilenameMain Module Size
ccuwco.exe%Windir%\ccuwco.exe45,056 bytes
[filename of the sample #1][file and pathname of the sample #1]45,056 bytes

Module NameModule FilenameAddress Space Details
hra33.dll%System%\hra33.dllProcess name: ccuwco.exe
Process filename: %Windir%\ccuwco.exe
Address space: 0x880000 - 0x88E000

Service NameDisplay NameStatusService Filename
.Net CLRMicrosoft .Net Framework COM+ Support"Running"%Windir%\ccuwco.exe

 

Registry Modifications

 

Other details

China

PortProtocolProcess
1033TCPccuwco.exe (%Windir%\ccuwco.exe)

Remote HostPort Number
q7j.bid6666

 

Outbound traffic (potentially malicious)

 

 

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