General

  • Target

    b08b3e32d70824efc376be391784dc48_JaffaCakes118

  • Size

    1.1MB

  • Sample

    241129-l7pl1svlbp

  • MD5

    b08b3e32d70824efc376be391784dc48

  • SHA1

    5697e5cbdf89875fcde4e0138502e2c5fd5c2158

  • SHA256

    cb3ec57389ef463a58a5721042355cda8d227c151ea528e949817534e214bdc8

  • SHA512

    316887470946ab9d046d290f4ff4f7bc2dae1039e48d0c9d614992e23e56b6354260b8c477f374035aa68f2c2d28cd65c4cb46c20c3d34f6696bf65619eb08b1

  • SSDEEP

    12288:6BkjXoeDZJ7Y4jhWaItUs9jS4/lMmmGvgwV9iSCnnRs3bCa8QHmaqOY3haOp9nHP:6CXo6ZVY4jqS5Q81RsfHmkY3t6L

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

timmy01.ddns.net:39399

timmy005.ddns.net:39399

Mutex

924ff6b4-65b7-475c-a744-25c39eaa2d77

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    timmy005.ddns.net

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-12-03T14:32:05.909912836Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    39399

  • default_group

    FEBUARY 2021

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    924ff6b4-65b7-475c-a744-25c39eaa2d77

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    timmy01.ddns.net

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Targets

    • Target

      b08b3e32d70824efc376be391784dc48_JaffaCakes118

    • Size

      1.1MB

    • MD5

      b08b3e32d70824efc376be391784dc48

    • SHA1

      5697e5cbdf89875fcde4e0138502e2c5fd5c2158

    • SHA256

      cb3ec57389ef463a58a5721042355cda8d227c151ea528e949817534e214bdc8

    • SHA512

      316887470946ab9d046d290f4ff4f7bc2dae1039e48d0c9d614992e23e56b6354260b8c477f374035aa68f2c2d28cd65c4cb46c20c3d34f6696bf65619eb08b1

    • SSDEEP

      12288:6BkjXoeDZJ7Y4jhWaItUs9jS4/lMmmGvgwV9iSCnnRs3bCa8QHmaqOY3haOp9nHP:6CXo6ZVY4jqS5Q81RsfHmkY3t6L

    • NanoCore

      NanoCore is a remote access tool (RAT) with a variety of capabilities.

    • Nanocore family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks