General

  • Target
    2026-08-05_f53cb8c91caf31c4f6c5eb32d4a2d025_elex_wannacry
  • Size 125KB
  • Sample260805-hfx8asfa79
  • SHA256 1304ce957b48ad2ccf97b33136375333dc4e3b5a32205873b866a65aba442207
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-08-05_f53cb8c91caf31c4f6c5eb32d4a2d025_elex_wannacry
    • Size 125KB
    • SHA256 1304ce957b48ad2ccf97b33136375333dc4e3b5a32205873b866a65aba442207
    • 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

    • 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.

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks