General

  • Target

    8716ee641f0572d128d1261c9393f4af_JaffaCakes118

  • Size

    768KB

  • Sample

    240810-wm463s1blj

  • MD5

    8716ee641f0572d128d1261c9393f4af

  • SHA1

    c448efffce2c2abacd30cfa3fd3e6458c35866c8

  • SHA256

    1eb67ff1a8f16725e58ab95f31a3302f55196e10ba9bcde26960e87aea921c6b

  • SHA512

    e80ec05d1a0052ed0144a4c132580ac6c8bc7074a91d0e14b9d00107fe05b0c2689d37fb78ebb27ada2978a38dc2d21bdf8d23b66c30821a764be894a2a3a05e

  • SSDEEP

    12288:WrZbyG+NkqSVRUM51k0shDxOVZnXBsYpz8nt+VKfuWx1Zqvsuly3oX:M+NELUMrk0sh9sVRsYgtaW1Ay3O

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

newme12.3utilities.com:83

newme122.3utilities.com:83

Mutex

0b9895da-57b4-4ef2-a7fc-2eac158f889d

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    newme122.3utilities.com

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2021-07-16T08:33:46.447540436Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    83

  • default_group

    MAintain

  • 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

    0b9895da-57b4-4ef2-a7fc-2eac158f889d

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    newme12.3utilities.com

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    true

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Targets

    • Target

      8716ee641f0572d128d1261c9393f4af_JaffaCakes118

    • Size

      768KB

    • MD5

      8716ee641f0572d128d1261c9393f4af

    • SHA1

      c448efffce2c2abacd30cfa3fd3e6458c35866c8

    • SHA256

      1eb67ff1a8f16725e58ab95f31a3302f55196e10ba9bcde26960e87aea921c6b

    • SHA512

      e80ec05d1a0052ed0144a4c132580ac6c8bc7074a91d0e14b9d00107fe05b0c2689d37fb78ebb27ada2978a38dc2d21bdf8d23b66c30821a764be894a2a3a05e

    • SSDEEP

      12288:WrZbyG+NkqSVRUM51k0shDxOVZnXBsYpz8nt+VKfuWx1Zqvsuly3oX:M+NELUMrk0sh9sVRsYgtaW1Ay3O

    • NanoCore

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

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks