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COINMINER_MALXMR.B-ELF32

March 01, 2018
 Analysis by: Rheniel Rhay Ramos
 ALIASES:

RDN/ADB.Miner (McAfee); Backdoor:Linux/Mirai!rfn (Microsoft); Andr/AdbMiner-A (Sophos)

 PLATFORM:

Android

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

  • Threat Type: Coinminer

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This Coinminer arrives as a component bundled with malware/grayware packages.

  TECHNICAL DETAILS

File Size:

169,624 bytes

File Type:

ELF

Memory Resident:

No

Initial Samples Received Date:

07 Feb 2018

Arrival Details

This Coinminer arrives as a component bundled with malware/grayware packages.

Other Details

This Coinminer does the following:

  • It searches for all devices with enabled 5555 adb ports.
  • It will use specific commands to propagate the following files to the specific folders:
    • /data/local/tmp/sss -> detected asCoinminer_MALXMR.BB-ELF32
    • /data/local/tmp/nohup
    • /data/local/tmp/bot.dat -> detected as Coinminer_MALXMR.BC-CFG

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

13.964.08

FIRST VSAPI PATTERN DATE:

13 Feb 2018

VSAPI OPR PATTERN File:

13.965.00

VSAPI OPR PATTERN Date:

14 Feb 2018

Step 1

Trend Micro Mobile Security Solution

Trend Micro Mobile Security Personal Edition protects Android and iOS smartphones and tablets from malicious and Trojanized applications. It blocks access to malicious websites, increase device performance, and protects your mobile data. You may download the Trend Micro Mobile Security apps from the following sites:

Step 2

Remove unwanted apps on your Android mobile device

[ Learn More ]

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