Analysis by: Michael Cabel
 PLATFORM:

Windows 2000, XP, Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This Trojan may be dropped by other malware.

It requires its main component to successfully perform its intended routine.

  TECHNICAL DETAILS

File Size: Varies
File Type: DLL
Memory Resident: Yes
Initial Samples Received Date: 17 Sep 2010

Arrival Details

This Trojan may be dropped by the following malware:

  • WORM_AUTORUN.EIK

Other Details

This Trojan requires its main component to successfully perform its intended routine.

It does the following:

  • This Trojan is used by WORM_AUTORUN.EIK to perform the following functions:
  • Connect to an FTP
  • List FTP Directory
  • Download/Upload file in FTP
  • Delete File in FTP
  • Create/Delete FTP Directory
  • Send out email
  • Connect to SMTP Server
  • Download files

  SOLUTION

Minimum Scan Engine: 8.900

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

Remove malware files dropped/downloaded by TROJ_FLYSTUD.EIK

Step 3

Scan your computer with your Trend Micro product and note files detected as TROJ_FLYSTUD.EIK

Step 4

Restart in Safe Mode

[ Learn More ]

Step 5

Search and delete the file detected as TROJ_FLYSTUD.EIK

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden files in the search result.

Step 6

Scan your computer with your Trend Micro product to delete files detected as TROJ_FLYSTUD.EIK. 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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