Submission Summary:

What's been foundSeverity Level
Threat characteristics of the Storm worm (aka CME-711/Peacomm/Nuwar/Zhelatin/Tibs). This threat is normally received as an email attachment; it may consist of a rootkit, a peer-to-peer client, and a mass-mailing worm component. To bypass firewalls, its code may be injected and run from the legitimate services.exe process.
Capability to send out email message(s) with the built-in SMTP client engine.
Searching for email addresses by enumerating files with the certain extensions. This functionality is used by mass-mailers and spam-bots.
Backdoor functionality: connected remote users are able to perform multiple actions on the compromised system.
Contains characteristics of an identified security risk.

 

Technical Details:

 

Possible Security Risk

Threat CategoryDescription
A malicious backdoor trojan that runs in the background and allows remote access to the compromised system
A network-aware worm that attempts to replicate across the existing network(s)

 

File System Modifications

#Filename(s)File SizeFile Hash
1 %System%\diperto.ini 38,701 bytes MD5: 0xC2F3D9DE7D5C202E73F00053ACDEFA7E
SHA-1: 0x3A61571F852F6A05E4ECB3084A69BA99B9144BA7
2 %System%\diperto1205-67d5.sys 129,920 bytes MD5: 0xF75CED55DDF2005BF949A35534057887
SHA-1: 0x042038D4315DDBBBA5874BF0298430601B61990B
3 [file and pathname of the sample #1] 116,225 bytes MD5: 0x3E4FD68BF2B3BE70A583B043F8C93E32
SHA-1: 0xCD6C2025B0255BB4FB0412BA7B80AFE83F7A3DA4

 

Memory Modifications

Process NameProcess FilenameMain Module Size
[filename of the sample #1][file and pathname of the sample #1]135,168 bytes

Process NameProcess FilenameAllocated Size
services.exe%System%\services.exe135,168 bytes

Driver NameDriver Filename
diperto1205-67d5%System%\diperto1205-67d5.sys

 

Registry Modifications

 

Heuristics Analysis

 

 

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