General

  • Target
    2026-05-31_6d26318a3f2b7523bdbd5ec13fb55d56_elex_wannacry
  • Size 119KB
  • Sample260531-gr4zjsct2q
  • SHA256 a74c5912d75afe8f331dfa9614e9122b0006532ff71f03368e4c631e5b0e087c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-05-31_6d26318a3f2b7523bdbd5ec13fb55d56_elex_wannacry
    • Size 119KB
    • SHA256 a74c5912d75afe8f331dfa9614e9122b0006532ff71f03368e4c631e5b0e087c
    • 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

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • 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