Overview

overview

10

Static

static

10

2026-03-16...at.exe

windows10-2004-x64

10

2026-03-16...at.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    2026-03-16_4cc3e9b99b392013c15032fc69f7410c_blankgrabber_glassworm_icedid_luca-stealer_njrat
  • Size 11.7MB
  • Sample260316-2p2fvsgw4k
  • SHA256 3b1fa8ba7815eb460f4a20bacfc6c19ccdd6401a463a136a4eff76ff914bda58
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
orcusdefense_evasiondiscoverypyinstallerratspywarestealer

Malware Config

Extracted

Family

  • orcus

C2

  • 103.27.156.29:5737

Mutex

  • MUX18b7b92ea43c1b4a9ab0914be16cb

Attributes
  • autostart_method

    TaskScheduler

  • enable_keylogger

    true

  • install_path

    %programfiles%\Realtek\Audio\RtkAudUService32.exe

  • reconnect_delay

    10000

  • registry_keyname

    Realtek HD Audio Universal Service

  • taskscheduler_taskname

    Microsoft\Windows\DeviceDirectoryClient\HandleAudio

  • watchdog_path

    AppData\OrcusWatchdog.exe

Targets

    • Target
      2026-03-16_4cc3e9b99b392013c15032fc69f7410c_blankgrabber_glassworm_icedid_luca-stealer_njrat
    • Size 11.7MB
    • SHA256 3b1fa8ba7815eb460f4a20bacfc6c19ccdd6401a463a136a4eff76ff914bda58
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryorcusratspywarestealer

    • Orcus

      Orcus is a Remote Access Trojan that is being sold on underground forums.

      ratspywarestealerorcus

    • Orcus family

      orcus

    • Orcus main payload

    • Detects executables containing common artifacts observed in infostealers

    • Detects executables manipulated with Fody

    • Enumerates VirtualBox DLL files

    • Looks for VirtualBox drivers on disk

      defense_evasion

    • Looks for VirtualBox executables on disk

    • Orcurs Rat Executable

    • Looks for VMWare drivers on disk

      defense_evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks