General

  • Target

    87eccc753002f265dc4cf3a59ba9963cea150ca891d7af615443523c4175b749

  • Size

    840KB

  • Sample

    250126-bhgj1ayjhp

  • MD5

    cc0ca06bc879d94a1bc1451e9860f2b9

  • SHA1

    1615869c3399c5427b9224624136de161befe936

  • SHA256

    87eccc753002f265dc4cf3a59ba9963cea150ca891d7af615443523c4175b749

  • SHA512

    ccba95edc93a19898c7883ef559de940cb34384601e0f00418cacd144e1f38dd74d3ddc7ff6cc822ccc26f0b95eb0e9a05064bbcc727b7e5c2edb12cd32bfac7

  • SSDEEP

    24576:+LFS04YNEMuExDiU6E5R9s8xY/2l/d6N1Ibt+rX:+L34auS+UjfU2T21Ibt+r

Malware Config

Extracted

Family

orcus

C2

127.0.0.1

Mutex

b162f04cafb8440c9b6c3de3fa6e04b1

Attributes
  • administration_rights_required

    false

  • anti_debugger

    false

  • anti_tcp_analyzer

    false

  • antivm

    false

  • autostart_method

    1

  • change_creation_date

    false

  • force_installer_administrator_privileges

    false

  • hide_file

    false

  • install

    false

  • installation_folder

    %appdata%\Microsoft\Speech\AudioDriver.exe

  • installservice

    false

  • keylogger_enabled

    false

  • newcreationdate

    01/26/2025 00:42:44

  • plugins

    AgEAAA==

  • reconnect_delay

    10000

  • registry_autostart_keyname

    Audio HD Driver

  • registry_hidden_autostart

    false

  • set_admin_flag

    false

  • tasksch_name

    Audio HD Driver

  • tasksch_request_highest_privileges

    false

  • try_other_autostart_onfail

    false

aes.plain

Targets

    • Target

      87eccc753002f265dc4cf3a59ba9963cea150ca891d7af615443523c4175b749

    • Size

      840KB

    • MD5

      cc0ca06bc879d94a1bc1451e9860f2b9

    • SHA1

      1615869c3399c5427b9224624136de161befe936

    • SHA256

      87eccc753002f265dc4cf3a59ba9963cea150ca891d7af615443523c4175b749

    • SHA512

      ccba95edc93a19898c7883ef559de940cb34384601e0f00418cacd144e1f38dd74d3ddc7ff6cc822ccc26f0b95eb0e9a05064bbcc727b7e5c2edb12cd32bfac7

    • SSDEEP

      24576:+LFS04YNEMuExDiU6E5R9s8xY/2l/d6N1Ibt+rX:+L34auS+UjfU2T21Ibt+r

    • Orcus

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

    • Orcus family

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

MITRE ATT&CK Enterprise v15

Tasks