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Backdoor.Linux.MIRAI.VWIQG

June 14, 2019
 Analysis by: Jemimah Mae Molina
 ALIASES:

Linux/Mirai.vdmvb (ANTIVIR); ELF:Mirai-HQ [Trj] (AVAST)

 PLATFORM:

Linux

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

  • Threat Type: Backdoor

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Dropped by other malware, Downloaded from the Internet


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

It executes commands from a remote malicious user, effectively compromising the affected system.

It connects to certain websites to send and receive information.

  TECHNICAL DETAILS

File Size:

210,414 bytes

File Type:

ELF

Memory Resident:

Yes

Initial Samples Received Date:

13 Jun 2019

Payload:

Terminates processes, Exploits vulnerability, Launches DoS/DDoS attacks, Connects to URLs/IPs

Arrival Details

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

Backdoor Routine

This Backdoor executes the following commands from a remote malicious user:

  • Performs various DDOS attacks

Other Details

This Backdoor connects to the following website to send and receive information:

  • {BLOCKED}otsolutions.pw
  • {BLOCKED}a.pw
  • {BLOCKED}.{BLOCKED}.195.251:777

It does the following:

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

15.172.07

FIRST VSAPI PATTERN DATE:

13 Jun 2019

VSAPI OPR PATTERN File:

15.173.00

VSAPI OPR PATTERN Date:

14 Jun 2019

Scan your computer with your Trend Micro product to delete files detected as Backdoor.Linux.MIRAI.VWIQG. 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 the following Trend Micro Support pages for more information:


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