Resubmissions

26/05/2026, 16:22

260526-tvg1eae14m

26/05/2026, 16:22

260526-tt8rqse13k

23/05/2026, 23:59

260523-31vccsb16m10

General

Malware Config

Targets

    • Detect Pysilon

    • Family: PySilon

      An open-source RAT written in Python.

    • 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

    • Adds Run key to start application

    • Badlisted process makes network request

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

    • Checks for any installed AV software in registry

    • Checks installed software on the system

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

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Enumerates connected drives

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

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks