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Trojan.SH.MALXMR.UWEJT

January 08, 2020
 Analysis by: Earle Maui Earnshaw
 PLATFORM:

Linux

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Dropped by other malware, 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. It may be downloaded by other malware/grayware from remote sites.

  TECHNICAL DETAILS

File Size:

446 bytes

File Type:

Other

Memory Resident:

No

Initial Samples Received Date:

06 Jan 2020

Payload:

Connects to URLs/IPs

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.

It may be downloaded by the following malware/grayware from remote sites:

Other System Modifications

This Trojan deletes the following files:

  • Deletes files using the following regular expressions:
    • rcmd*
    • /tmp/rcmd*
    • $(pwd)/rcmd*
    • min*
    • /tmp/min*
    • $(pwd)/min*
    • nohup.out
    • /tmp/nohup.out
    • $(pwd)/nohup.out

Download Routine

This Trojan accesses the following websites to download files:

  • https://{BLOCKED}ter.com/assets/.style/remote/rcmd.sh

It saves the files it downloads using the following names:

  SOLUTION

Minimum Scan Engine:

9.850

Scan your computer with your Trend Micro product to delete files detected as Trojan.SH.MALXMR.UWEJT. 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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