Overview

overview

10

Static

static

2b4ee07d82...2e.exe

windows7_x64

10

2b4ee07d82...2e.exe

windows10_x64

10

Sharing

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General

  • Target
    2b4ee07d82837e1170065b673dab63a8fd46c522760f2b450c0f1e2bfaedef2e
  • Size 3.1MB
  • Sample200624-e2tb6ewgvj
  • SHA256 2b4ee07d82837e1170065b673dab63a8fd46c522760f2b450c0f1e2bfaedef2e
  • MD5 SHA1 SHA512
Score
10/10
darkcometevasionpersistencerattrojanvmprotect

Malware Config

Targets

    • Target
      2b4ee07d82837e1170065b673dab63a8fd46c522760f2b450c0f1e2bfaedef2e
    • Size 3.1MB
    • SHA256 2b4ee07d82837e1170065b673dab63a8fd46c522760f2b450c0f1e2bfaedef2e
    • MD5 SHA1 SHA512
    Score
    10/10
    darkcometevasionpersistencerattrojanvmprotect

    • Darkcomet

      DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

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

      evasion

    • Executes dropped EXE

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

      vmprotect

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      evasion

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks