General

  • Target

    dd247363cacd98f90b41fcb8f2b38b4285ca1cfb7c6285651a3530eee49ed413

  • Size

    1.0MB

  • Sample

    250121-pxyzgsvkbl

  • MD5

    2968f27de9271ec73413429ca7f51d13

  • SHA1

    ab770a39edaa55c267b0a2d850e14121d859f431

  • SHA256

    dd247363cacd98f90b41fcb8f2b38b4285ca1cfb7c6285651a3530eee49ed413

  • SHA512

    f40deed2883e269591f9d6ced0bc641252a23960267c4cc8b6794f222aa11acd1e5c23d3575842dbc1fd9269cb3454cb5be4a9f1ca4ec845f901fffea2e65979

  • SSDEEP

    24576:Jur9gkEPGcHHXYDYDa6naGhywpCjq7jUv7cF6kZ6YriDfZ49p50/O:Ur9gNGKXYD+naGEsBXUv66k8o4yp5wO

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

testwork.kozow.com:8906

Mutex

bd6fc7b5-d48b-4e23-98f7-784bd3ef305c

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    testwork.kozow.com

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2019-02-16T16:47:25.218235636Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    8906

  • default_group

    star

  • 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

    bd6fc7b5-d48b-4e23-98f7-784bd3ef305c

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    testwork.kozow.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

      dd247363cacd98f90b41fcb8f2b38b4285ca1cfb7c6285651a3530eee49ed413

    • Size

      1.0MB

    • MD5

      2968f27de9271ec73413429ca7f51d13

    • SHA1

      ab770a39edaa55c267b0a2d850e14121d859f431

    • SHA256

      dd247363cacd98f90b41fcb8f2b38b4285ca1cfb7c6285651a3530eee49ed413

    • SHA512

      f40deed2883e269591f9d6ced0bc641252a23960267c4cc8b6794f222aa11acd1e5c23d3575842dbc1fd9269cb3454cb5be4a9f1ca4ec845f901fffea2e65979

    • SSDEEP

      24576:Jur9gkEPGcHHXYDYDa6naGhywpCjq7jUv7cF6kZ6YriDfZ49p50/O:Ur9gNGKXYD+naGEsBXUv66k8o4yp5wO

    • NanoCore

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

    • Nanocore family

    • Drops startup file

    • Checks whether UAC is enabled

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks