General

  • Target
    2026-08-03_5cd033574546e88f73845ce05e9ad17f_coinminer_elex_wannacry
  • Size 311KB
  • Sample260803-k7jkbsfm2s
  • SHA256 964f98e9af65d5756f5c32c9c62dc1b8ebdfe08b075b900f5f08d130c5639c6e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • gh0strat

C2
  • host123.zz.am:6658

  • http://107.163.43.235:12388/

  • http://107.163.43.236:10289/support.php

Attributes
  • user_agent

    Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C))

    Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0)

Targets

    • Target
      2026-08-03_5cd033574546e88f73845ce05e9ad17f_coinminer_elex_wannacry
    • Size 311KB
    • SHA256 964f98e9af65d5756f5c32c9c62dc1b8ebdfe08b075b900f5f08d130c5639c6e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Farfli Backdoor

    • Family: Farfli

      Farfli is a Windows backdoor written in C++.

    • Family: Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

    • Detects executables containing base64 encoded User Agent

    • UPX dump on OEP (original entry point)

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks