General

  • Target

    a97b70b30a7c25db8563cc2bcf1ba8e4d80bf97d342cf04dc33056b17b3b1244

  • Size

    1.2MB

  • Sample

    241231-bk1ewswrfk

  • MD5

    582b1265abcbbdba395bd9b69ff83f0a

  • SHA1

    1e1dd0f95d413ffaf59f77f99439659abae97411

  • SHA256

    a97b70b30a7c25db8563cc2bcf1ba8e4d80bf97d342cf04dc33056b17b3b1244

  • SHA512

    fc5a3e66c0b582e234d3707986790e1683660b5d54ece1b0143d15d974e07745a68846fc0cc4282963711544f98219d3a6e633714ef4213be6fd6248d9c4affb

  • SSDEEP

    24576:fpMS04YNEMuExDiU6E5R9s8xY/2l/d0J5dtsPxNGftBPIbt+rx:fpk4auS+UjfU2Tg5XD3PIbt+r

Malware Config

Extracted

Family

orcus

C2

127.0.0.1

Mutex

f9b26218f0c9403a83fd44bec32fd191

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

    12/30/2024 12:18:08

  • plugins

    AgUFl6aNkQPXkQKOmwKLvFcpr24sKCsVRABpAHMAYQBiAGwAZQAgAFcAZQBiAGMAYQBtACAATABpAGcAaAB0AHMABwMxAC4AMABBIDIAMgA0AGQANwBlADUAOAA5ADQAZQBlADQAOQBhADkAYQBjADkAMAA5AGEAMgAxADQAMwBhADkANAAxADIAMQABBcjswb8CldcC3rcCqMa3DYpVf2wVCkcAYQBtAGUAcgAgAFYAaQBlAHcABwMxAC4AMgBBIGYAMAAxADYANgA0AGUAMAA4ADcAMQA2ADQANgAwADYAYgA5ADcANgA2AGIANwA4AGYAMQA4AGQAYQBkAGIAZQACAAAEBA==

  • 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

      a97b70b30a7c25db8563cc2bcf1ba8e4d80bf97d342cf04dc33056b17b3b1244

    • Size

      1.2MB

    • MD5

      582b1265abcbbdba395bd9b69ff83f0a

    • SHA1

      1e1dd0f95d413ffaf59f77f99439659abae97411

    • SHA256

      a97b70b30a7c25db8563cc2bcf1ba8e4d80bf97d342cf04dc33056b17b3b1244

    • SHA512

      fc5a3e66c0b582e234d3707986790e1683660b5d54ece1b0143d15d974e07745a68846fc0cc4282963711544f98219d3a6e633714ef4213be6fd6248d9c4affb

    • SSDEEP

      24576:fpMS04YNEMuExDiU6E5R9s8xY/2l/d0J5dtsPxNGftBPIbt+rx:fpk4auS+UjfU2Tg5XD3PIbt+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