Submission Summary:

What's been foundSeverity Level
Capability to block security-related software by modifying firewall settings and by disabling security services, such as Windows Update, Norton Autoprotect, Kaspersky Anti-Virus, etc.
Produces outbound traffic.
Downloads/requests other files from Internet.
There were some system executable files modified, which might indicate the presence of a PE-file infector.
Contains characteristics of an identified security risk.

 

Technical Details:

 

Possible Security Risk

Threat CategoryDescription
A virus capable to modify other files by infecting, prepending, or overwriting them them with its own body
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
%ProgramFiles%\MSN\MSNCoreFiles\Install\lpk.dll
%ProgramFiles%\MSN\MSNCoreFiles\Install\MSN9Components\lpk.dll
%ProgramFiles%\MSN\MSNIA\lpk.dll
%ProgramFiles%\MSN\MsnInstaller\lpk.dll
%ProgramFiles%\NetMeeting\lpk.dll
%ProgramFiles%\Outlook Express\lpk.dll
%System%\hra33.dll
83,456 bytes MD5: 0xFE8501BCABBB2B11B90A18EA21E75170
SHA-1: 0x8E7878EAA0B6E105267A688DAD5284A3448A6A6B
Rootkit.Win32.Lapka.an [Kaspersky Lab]
DDoS:Win32/Nitol.A [Microsoft]
Trojan.Win32.Patcher [Ikarus]
2 [file and pathname of the sample #1]
%Windir%\vipxie.exe
74,752 bytes MD5: 0xA79372196C3CA2167E4AECA5FB43E589
SHA-1: 0xA95D2E283901EAC887C25F9B2C6F99AB01BEAFF2
W32.Virut.CF [Symantec]
Virus.Win32.Virut.ce [Kaspersky Lab]
W32/Virut.n.gen [McAfee]
W32/Scribble-B [Sophos]
DDoS:Win32/Nitol.A [Microsoft]
Backdoor.Win32.Inject [Ikarus]

 

Memory Modifications

Process NameProcess FilenameMain Module Size
vipxie.exe%Windir%\vipxie.exe86,016 bytes
[filename of the sample #1][file and pathname of the sample #1]86,016 bytes

Module NameModule FilenameAddress Space Details
hra33.dll%System%\hra33.dllProcess name: vipxie.exe
Process filename: %Windir%\vipxie.exe
Address space: 0x890000 - 0x8A8000

Service NameDisplay NameStatusService Filename
Stuvwx Abcdefgh JklStuvwx Abcdefgh Jklmnopq Stuv"Running"%Windir%\vipxie.exe

 

Registry Modifications

 

Other details

China

PortProtocolProcess
1035TCPvipxie.exe (%Windir%\vipxie.exe)
1038TCPvipxie.exe (%Windir%\vipxie.exe)

Remote HostPort Number
122.1414.230.86111
180.255.38.116384
mmwl.mmwls.org8090
oefmei.com443
88.198.69.4380

Server NameServer PortConnect as UserConnection Password
127.0.0.280127.0.0.2127.0.0.2
127.0.0.380127.0.0.3127.0.0.3
127.0.0.480127.0.0.4127.0.0.4

 

Outbound traffic (potentially malicious)

 

 

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