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PE_MUMAWOW.BD-1

October 22, 2012
 ALIASES:

TrojanDownloader:Win32/Small.gen!F (Microsoft); W32/Tufik (McAfee); W32.Tufik.B!inf (Symantec); Virus.Win32.Agent.bf (Kaspersky); Trojan-Downloader.Win32.Small (Sunbelt); Generic.Malware.Sdld!!.64828D4C (FSecure)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 REPORTED INFECTION:

  • Threat Type: File infector

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW


This file infector arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File Size:

9,728 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

22 Oct 2012

Arrival Details

This file infector arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Other Details

This file infector connects to the following possibly malicious URL:

  • http://www.{BLOCKED}yu.com/lsass1.exe

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.300

Step 1

For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.

Step 2

Scan your computer with your Trend Micro product to clean files detected as PE_MUMAWOW.BD-1. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.


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