General

  • Target
    2026-04-13_9f95431f1ee85dab9e7cccce4411cb77_elex_mimic_pay2key_wannacry
  • Size 3.0MB
  • Sample260413-te8hesfv5y
  • SHA256 6c62da469a894fa0a40c6e3b6d9f8b5dc8ea7a03b82879e4627435c9fa748963
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-04-13_9f95431f1ee85dab9e7cccce4411cb77_elex_mimic_pay2key_wannacry
    • Size 3.0MB
    • SHA256 6c62da469a894fa0a40c6e3b6d9f8b5dc8ea7a03b82879e4627435c9fa748963
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Mimic ransomware

    • Family: Mimic

      Ransomware family was first exploited in the wild in 2022.

    • Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

    • Detects command variations typically used by ransomware

    • Detects executables containing anti-forensic artifacts of deleting USN change journal. Observed in r

    • Detects executables containing commands for clearing Windows Event Logs

    • Detects executables packed with ConfuserEx Mod

    • Renames multiple (84) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Event Triggered Execution: Image File Execution Options Injection

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • ConfuserEx .NET packer

      Detects ConfuserEx .NET packer.

MITRE ATT&CK Enterprise v16

Tasks