General

  • Target

    idk.exe

  • Size

    839KB

  • Sample

    250104-q2bkes1rev

  • MD5

    6d7e70d9185dd0c6cc93dd959a9dab39

  • SHA1

    589c0b18e405d5118bc0385b900eb0ff7d1f3c91

  • SHA256

    73d1ca809ef518e57e67d23677138824ef0ab6d175ba87fdb88f5f5dd4fb34f3

  • SHA512

    dfbd86a6e84a35ced33fe97e8c242a4c42429004dc16c68eac74842acec149d8d758530756713b592f3efd72d774204528abe2c2e405fc5fc25c692879201e2b

  • SSDEEP

    24576:fmIS04YNEMuExDiU6E5R9s8xY/2l/detnIbt+rE:+Q4auS+UjfU2TedIbt+r

Malware Config

Extracted

Family

orcus

C2

7.tcp.eu.ngrok.io14371

Mutex

f6f129e254704a8e96e33a6eea7c6ac9

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

    01/04/2025 14:40:42

  • 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

      idk.exe

    • Size

      839KB

    • MD5

      6d7e70d9185dd0c6cc93dd959a9dab39

    • SHA1

      589c0b18e405d5118bc0385b900eb0ff7d1f3c91

    • SHA256

      73d1ca809ef518e57e67d23677138824ef0ab6d175ba87fdb88f5f5dd4fb34f3

    • SHA512

      dfbd86a6e84a35ced33fe97e8c242a4c42429004dc16c68eac74842acec149d8d758530756713b592f3efd72d774204528abe2c2e405fc5fc25c692879201e2b

    • SSDEEP

      24576:fmIS04YNEMuExDiU6E5R9s8xY/2l/detnIbt+rE:+Q4auS+UjfU2TedIbt+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

    • Drops desktop.ini file(s)

MITRE ATT&CK Enterprise v15

Tasks