General

  • Target

    f4b25b3a4c8e425c0781ffda643dada0767ffb1cfebe48812249e599897c288c

  • Size

    2.6MB

  • Sample

    240424-bqlhxsdf35

  • MD5

    33886bc9b9642ff5653f31b905647de7

  • SHA1

    1c16e860dd47866f3d6b8cfcaef93cd5703a2049

  • SHA256

    f4b25b3a4c8e425c0781ffda643dada0767ffb1cfebe48812249e599897c288c

  • SHA512

    b0723787bcc44ced604a693dc271e8591164bf497d8b3512fa740e72111c35d6e3d5e8521b54013753cbe5807e48e08b466ba06b4a18cec48d7f2a7134894672

  • SSDEEP

    24576:SAHnh+eWsN3skA4RV1Hom2KXSmHdK3VqbE6przwKpwvEuM/SD0wugdDEl6NrL/N8:Vh+ZkldoPKiYdKr92

Malware Config

Extracted

Family

orcus

Botnet

ligeon

C2

ligeon.ddns.net:1606

Mutex

b98fb09a59c24a81b9d17a55ccf2c036

Attributes
  • autostart_method

    Disable

  • enable_keylogger

    true

  • install_path

    %programfiles%\Orcus\Orcus.exe

  • reconnect_delay

    10000

  • registry_keyname

    Orcus

  • taskscheduler_taskname

    Orcus

  • watchdog_path

    AppData\OrcusWatchdog.exe

Targets

    • Target

      f4b25b3a4c8e425c0781ffda643dada0767ffb1cfebe48812249e599897c288c

    • Size

      2.6MB

    • MD5

      33886bc9b9642ff5653f31b905647de7

    • SHA1

      1c16e860dd47866f3d6b8cfcaef93cd5703a2049

    • SHA256

      f4b25b3a4c8e425c0781ffda643dada0767ffb1cfebe48812249e599897c288c

    • SHA512

      b0723787bcc44ced604a693dc271e8591164bf497d8b3512fa740e72111c35d6e3d5e8521b54013753cbe5807e48e08b466ba06b4a18cec48d7f2a7134894672

    • SSDEEP

      24576:SAHnh+eWsN3skA4RV1Hom2KXSmHdK3VqbE6przwKpwvEuM/SD0wugdDEl6NrL/N8:Vh+ZkldoPKiYdKr92

    • Orcus

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

    • Orcurs Rat Executable

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Tasks