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TROJ_STARTER.BL

October 09, 2012
 Analysis by: Josephob
 ALIASES:

Trojan:Win32/Starter.J [Microsoft], Trojan.Win32.Starter.bca [Kaspersky]

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW


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

It is a component of other malware.

It is used to load and execute a file.

  TECHNICAL DETAILS

File Size:

2,560 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

07 Dec 2011

Arrival Details

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

Installation

This Trojan is a component of other malware.

Other Details

This Trojan is used to load and execute the following file:

  • c:\pdrvmgr.exe

  SOLUTION

Minimum Scan Engine:

9.200

FIRST VSAPI PATTERN FILE:

8.628.02

FIRST VSAPI PATTERN DATE:

07 Dec 2011

VSAPI OPR PATTERN File:

8.629.00

VSAPI OPR PATTERN Date:

07 Dec 2011

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 delete files detected as TROJ_STARTER.BL. 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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