General

  • Target

    6d06740fbd595b66c802c2c32fbef399cc1b3dfec45722b67534bf597ee7a388.zip

  • Size

    645KB

  • Sample

    230321-r2jfpsbc92

  • MD5

    72ea7eccb0b6c7cf2e223da35c8770fa

  • SHA1

    cb52dc3fc48a089631dd9c777a2176391410fdfd

  • SHA256

    91015de41dfac3f4592a6ccb718c3bfe2a32e45266fa9f5cb071ba101b5108f5

  • SHA512

    30b24f4df1244760e10567d0df22b530012c33de05d5e895e8fc7ca1d5e4d95d24e74e965b5f6d5a6d183357a55fb97ad5d5f6654358629801903571fdbf1ae5

  • SSDEEP

    12288:F1DbXpam/KdZPT/vQkW8+9t1LBZPUlC0FXndMRMCZUkZu5umcs/:FRbqvDokV6tpAnntCiJj/

Malware Config

Extracted

Family

orcus

C2

4.tcp.eu.ngrok.io:16452

Mutex

e54e0edc2b17490a830bf852d09713b4

Attributes
  • autostart_method

    TaskScheduler

  • enable_keylogger

    false

  • install_path

    C:\Windows\Microsoft.NET\Framework64\svchost.exe

  • reconnect_delay

    10000

  • registry_keyname

    win64host

  • taskscheduler_taskname

    win64def

  • watchdog_path

    AppData\svchost.exe

Targets

    • Target

      6d06740fbd595b66c802c2c32fbef399cc1b3dfec45722b67534bf597ee7a388.exe

    • Size

      15.0MB

    • MD5

      3f3da8bac0a5a861bb9d8cc338277cec

    • SHA1

      c4decfc78ea894203ef57400e1378219b452ab85

    • SHA256

      6d06740fbd595b66c802c2c32fbef399cc1b3dfec45722b67534bf597ee7a388

    • SHA512

      371db6dd0f50770af5f4d73f8f0ebeb157b1fd802c5f1c734276e47d320c7e22638a115dbae1250818f006bb4d1d44e4d12850de61323466b931fbd86e164691

    • SSDEEP

      24576:g8c4MROxnFj37rkxrrcI0AilFEvxHPA2eooyD:gGMi1PqrrcI0AilFEvxHPA+

    • Orcus

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

    • Orcus main payload

    • Orcurs Rat Executable

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Command and Control

Web Service

1
T1102

Tasks