General

  • Target
    2026-11-07_548c3d5cf6be92c81b80a38745562648_coinminer_elex_wannacry
  • Size 402KB
  • Sample261108-spfdysdw9j
  • SHA256 8f5e4f1f7a7985bf2bd487731a11deb10ab3420cf6f3ada33ed6dc7c6f1339f4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-11-07_548c3d5cf6be92c81b80a38745562648_coinminer_elex_wannacry
    • Size 402KB
    • SHA256 8f5e4f1f7a7985bf2bd487731a11deb10ab3420cf6f3ada33ed6dc7c6f1339f4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Farfli Backdoor

    • Family: Farfli

      Farfli is a Windows backdoor written in C++.

    • Custom signature

      Detects executables containing base64 encoded User Agent

    • Custom signature

      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.

MITRE ATT&CK Enterprise v16

Tasks