General

  • Target

    822739e46fa96ecc2ccb38fea9e82ff9d6fcdaba2a525c6a5b8f9ad33b2fcecd

  • Size

    2.6MB

  • Sample

    240424-blm6ysde57

  • MD5

    ba401af5444b2dd13624f2d4ea246547

  • SHA1

    666e75aec29af497b10a21068c4fa1391a46550d

  • SHA256

    822739e46fa96ecc2ccb38fea9e82ff9d6fcdaba2a525c6a5b8f9ad33b2fcecd

  • SHA512

    620dc920d8d57ec6824d79613890f6e9e100a2ea77d2949ea074bb597bd6020a123ab63f9749bd2b74021d1ed23dbdcc7675132eb5d923f12c927c4d57af65d8

  • SSDEEP

    24576:SAHnh+eWsN3skA4RV1Hom2KXSmHdK3VqbE6przwKpwvEuM/SD0wugdDEl6NrL/Nx:Vh+ZkldoPKiYdKr9v

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

      822739e46fa96ecc2ccb38fea9e82ff9d6fcdaba2a525c6a5b8f9ad33b2fcecd

    • Size

      2.6MB

    • MD5

      ba401af5444b2dd13624f2d4ea246547

    • SHA1

      666e75aec29af497b10a21068c4fa1391a46550d

    • SHA256

      822739e46fa96ecc2ccb38fea9e82ff9d6fcdaba2a525c6a5b8f9ad33b2fcecd

    • SHA512

      620dc920d8d57ec6824d79613890f6e9e100a2ea77d2949ea074bb597bd6020a123ab63f9749bd2b74021d1ed23dbdcc7675132eb5d923f12c927c4d57af65d8

    • SSDEEP

      24576:SAHnh+eWsN3skA4RV1Hom2KXSmHdK3VqbE6przwKpwvEuM/SD0wugdDEl6NrL/Nx:Vh+ZkldoPKiYdKr9v

    • 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