General

  • Target

    84018f99709150e6e3f629ca624802ca_JaffaCakes118

  • Size

    1.2MB

  • Sample

    241101-edwd5sxrbj

  • MD5

    84018f99709150e6e3f629ca624802ca

  • SHA1

    48d036983d094082bfb9aea091546e81d11b87cc

  • SHA256

    70080f17f8524579d75e3355fe382d6768e2d0e85d3cb46d11c40dfea95eb056

  • SHA512

    31e9a3c595f94ae61d83e37e70d58ec05fd0f71085d4a9af7431a642ed2b8cbe63d364edd4683d12760888bd75890b91008e051ffbace5ffda77867021f38b6f

  • SSDEEP

    24576:ZeQT6X7Pxka0DrSj86zvclkb5zz07yxA0CPU407Jb1R67:ItXjJBzcGFzw7yxsPZ01v67

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

178.175.138.225:1869

Mutex

d40060f0-8457-4d97-a09d-62e84457e4c8

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    178.175.138.225

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2016-10-25T10:24:17.752176236Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1869

  • default_group

    GROUP

  • 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

    d40060f0-8457-4d97-a09d-62e84457e4c8

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    178.175.138.225

  • 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

      Electronic Shipping Documents 7.exe

    • Size

      1.3MB

    • MD5

      47b43d314ed8b13f544eac2efe4188ae

    • SHA1

      005522096d1e202550694aa3adad7762cede9caa

    • SHA256

      73b4db5a6d653d9d84e881b1bc8a8af6ca9efc59191c629997dab77c429213cb

    • SHA512

      6b1437443b325022e6113fb939ab1c2ce86ee53066b66a432d33d90317d3b31cc1e136f60ea3cc8d5f0de16d9387abaa79d8e552a73d1e9fd1a44fa89ab07f2b

    • SSDEEP

      24576:nKojMQH6/7PRia0ivVYGoBvcXsb5rz0D6rA0CJ24spJW:nKr7/jvTVCJc8FrwD6rsJ7s

    • NanoCore

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

    • Nanocore family

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks