General

  • Target
    2026-08-18_869250527f9402749c0245314185e853_elex_wannacry
  • Size 365KB
  • Sample260818-3e18saca28
  • SHA256 331e5c843ca98fb3e0f9f0af94f1264d44faab4536544bb50a9dd234ff4602b5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • gh0strat

C2
  • 107.163.56.251:6658

  • http://107.163.56.240:18963/main.php

  • http://107.163.56.241:18530/

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
      2026-08-18_869250527f9402749c0245314185e853_elex_wannacry
    • Size 365KB
    • SHA256 331e5c843ca98fb3e0f9f0af94f1264d44faab4536544bb50a9dd234ff4602b5
    • 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

    • 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.

MITRE ATT&CK Enterprise v16

Tasks