General

  • Target

    a6fd6b8898d76951ff72ca66eda65fa3acac5a451244851c473d50cbcb1cbe6e

  • Size

    840KB

  • Sample

    250126-bgp5rawngv

  • MD5

    7c95cc297fcae39019ff52fdb7276ad8

  • SHA1

    25b76402f62aec4449d81677e3135dc3bda11c2a

  • SHA256

    a6fd6b8898d76951ff72ca66eda65fa3acac5a451244851c473d50cbcb1cbe6e

  • SHA512

    3fe97a3e16509ec3a8330b2dcec3c8844ac3efe2cda9487a469a942a12e9398d5d304583363e7359d63a92f0b90b168687a5625017c3de06263aad75f703f06e

  • SSDEEP

    24576:ULFS04YNEMuExDiU6E5R9s8xY/2l/d6N1Ibt+rm:UL34auS+UjfU2T21Ibt+r

Malware Config

Extracted

Family

orcus

C2

127.0.0.1

Mutex

8a5b128913914f118907e32de506aabb

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

    01/25/2025 19:22:27

  • 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

      a6fd6b8898d76951ff72ca66eda65fa3acac5a451244851c473d50cbcb1cbe6e

    • Size

      840KB

    • MD5

      7c95cc297fcae39019ff52fdb7276ad8

    • SHA1

      25b76402f62aec4449d81677e3135dc3bda11c2a

    • SHA256

      a6fd6b8898d76951ff72ca66eda65fa3acac5a451244851c473d50cbcb1cbe6e

    • SHA512

      3fe97a3e16509ec3a8330b2dcec3c8844ac3efe2cda9487a469a942a12e9398d5d304583363e7359d63a92f0b90b168687a5625017c3de06263aad75f703f06e

    • SSDEEP

      24576:ULFS04YNEMuExDiU6E5R9s8xY/2l/d6N1Ibt+rm:UL34auS+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