General

  • Target
    skeet.exe
  • Size 6.0MB
  • Sample260925-ts2l2avyhy
  • SHA256 dbef7623582598433bac72cb1c1644beaf3e5ef900056c7c5af0fc27af1c1224
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      skeet.exe
    • Size 6.0MB
    • SHA256 dbef7623582598433bac72cb1c1644beaf3e5ef900056c7c5af0fc27af1c1224
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Renames multiple (6109) files with added filename extension

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

    • Boot or Logon Autostart Execution: Active Setup

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

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

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

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks