General

  • Target
    2026-06-29_13fdbd99da11dae6dc54818422e020df_elex_wannacry
  • Size 403KB
  • Sample260630-pyzbmsfv2k
  • SHA256 fc325baf31233c1b2e17bc4e3b775887380051b05549d3eeeaece6b7e789ed7c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-06-29_13fdbd99da11dae6dc54818422e020df_elex_wannacry
    • Size 403KB
    • SHA256 fc325baf31233c1b2e17bc4e3b775887380051b05549d3eeeaece6b7e789ed7c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Farfli Backdoor

    • Family: Farfli

      Farfli is a Windows backdoor written in C++.

    • Detects executables containing base64 encoded User Agent

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • 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