PLATFORM:

Windows 98, ME, NT, 2000, XP, Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan executes the files it drops, prompting the affected system to exhibit the malicious routines they contain.



  TECHNICAL DETAILS

File Size: 120864 bytes
Memory Resident: No

Dropping Routine


This Trojan drops the following files:

  • %System%\esentprf32.dll - detected as TROJ_DORANDO.F

(Note: %System% is the Windows system folder, which is usually C:\Windows\System on Windows 98 and ME, C:\WINNT\System32 on Windows NT and 2000, or C:\Windows\System32 on Windows XP and Server 2003.)


It executes the files it drops, prompting the affected system to exhibit the malicious routines they contain.


  SOLUTION

Minimum Scan Engine: 8.900
VSAPI OPR PATTERN File: 6.757.00
VSAPI OPR PATTERN Date: 08 Jan 2010

Step 1


Search and delete these files

[ Learn More ]
There may be some component files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %System%\3a54c64e.exe
  • %System%\abc5b1f8.dll
  • %System%\f03aab73.dll
  • %System%\f7f35ae4.dll


Step 2


Scan your computer with your Trend Micro product to delete files detected as TROJ_DROPPER.IVW 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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