General

  • Target
    _94c112e594335382aa7eb9ac80e39907cb3e6348b1fa59f30373208da188ebf1.fpx
  • Size 19.1MB
  • Sample260709-llly1agy7s
  • SHA256 94c112e594335382aa7eb9ac80e39907cb3e6348b1fa59f30373208da188ebf1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • overlord

C2
  • https://31.77.57.104:5173

Targets

    • Target
      _94c112e594335382aa7eb9ac80e39907cb3e6348b1fa59f30373208da188ebf1.fpx
    • Size 19.1MB
    • SHA256 94c112e594335382aa7eb9ac80e39907cb3e6348b1fa59f30373208da188ebf1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Overlord

      Overlord is an open-source Windows RAT written in Golang.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Enumerates VirtualBox registry keys

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Looks for VirtualBox Guest Additions in registry

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Looks for VMWare Tools registry key

    • Looks for VMWare services registry key.

    • Looks for Xen service registry key.

    • 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.

    • Loads dropped DLL

    • Adds Run key to start application

    • Enumerates connected drives

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks