General

  • Target

    ezz.exe

  • Size

    839KB

  • Sample

    250115-y2ntratmas

  • MD5

    26dbe3f6d0e41f748f3e9f98d428ae5b

  • SHA1

    6e4217522845257c5b3c6760428b80fa236213b1

  • SHA256

    2c37e02bdc9b3e4cceb432473d5a547fc0ed31d5d35ee141fb9247eed45458e0

  • SHA512

    83bc701441fc46f887e071561c5b4ec6b249fe0b0b12d3ed53de3362fd86054327bf64435280c7cb5f1c6cb124a557f249868b7142d44c017f34b84be5b9e879

  • SSDEEP

    24576:ldS04YNEMuExDiU6E5R9s8xY/2l/drtnIbt+r2:lP4auS+UjfU2TrdIbt+r

Malware Config

Extracted

Family

orcus

C2

0.tcp.ngrok.io

Mutex

47bbbbf2f5b241a6984c03087fdadaff

Attributes
  • administration_rights_required

    false

  • anti_debugger

    false

  • anti_tcp_analyzer

    false

  • antivm

    false

  • 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

    02/18/2022 16:44:16

  • plugins

    AgEAAA==

  • reconnect_delay

    10000

  • registry_hidden_autostart

    false

  • set_admin_flag

    false

  • tasksch_request_highest_privileges

    false

  • try_other_autostart_onfail

    false

aes.plain

Targets

    • Target

      ezz.exe

    • Size

      839KB

    • MD5

      26dbe3f6d0e41f748f3e9f98d428ae5b

    • SHA1

      6e4217522845257c5b3c6760428b80fa236213b1

    • SHA256

      2c37e02bdc9b3e4cceb432473d5a547fc0ed31d5d35ee141fb9247eed45458e0

    • SHA512

      83bc701441fc46f887e071561c5b4ec6b249fe0b0b12d3ed53de3362fd86054327bf64435280c7cb5f1c6cb124a557f249868b7142d44c017f34b84be5b9e879

    • SSDEEP

      24576:ldS04YNEMuExDiU6E5R9s8xY/2l/drtnIbt+r2:lP4auS+UjfU2TrdIbt+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

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks