ELF_ROOPRE.DR

October 13, 2014

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 Analysis by: RonJay Kristoffer Caragay

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 ALIASES:

Backdoor.Linux.Roopre (Ikarus); ELF:Effusion-I [Trj] (Avast)

 PLATFORM:

Linux

 OVERALL RISK RATING:

 DAMAGE POTENTIAL:

 DISTRIBUTION POTENTIAL:

 REPORTED INFECTION:

 INFORMATION EXPOSURE:

• 
  Threat Type: Trojan
• 
  Destructiveness: No
• 
  Encrypted: No
• 
  In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet

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.

  TECHNICAL DETAILS

File Size:

34,354 bytes

File Type:

ELF

Memory Resident:

No

Initial Samples Received Date:

10 Oct 2014

Payload:

Drops files

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.

Dropping Routine

This Trojan drops the following files:

• {malware path}\mal.so ← detected as ELF_ROOPRE.A

  SOLUTION

Minimum Scan Engine:

9.700

Step 1

Remove malware/grayware files dropped/downloaded by ELF_ROOPRE.DR. (Note: Please skip this step if the threats listed below have already been removed.)

• ELF_ROOPRE.A

Step 2

Scan your computer with your Trend Micro product to delete files detected as ELF_ROOPRE.DR. 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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