General

  • Target

    0bfa38dd129531029d539143a024fa4fc22a16ee6b7fb238cfdbc8ca95f2469c

  • Size

    476KB

  • Sample

    221127-wk9c1sbg31

  • MD5

    db141bde1dd3b646973fd0e13c20564e

  • SHA1

    af456f8c979feee9f33350fc23e88ac3997722c1

  • SHA256

    0bfa38dd129531029d539143a024fa4fc22a16ee6b7fb238cfdbc8ca95f2469c

  • SHA512

    93b9f7c1355f9542841dae726512df472819c1a0c1d74924fc83492f34c4d369b9004848b9b20fa71446cf00266142e25c6db5950e60c1e1e8b982276ff31649

  • SSDEEP

    12288:IpvA4y4t72wt1DsEenWdENPRhPNYOfVVg1F81xp:IpTftqwEEeWcphFvt2ut

Malware Config

Extracted

Family

nanocore

Version

1.2.1.1

C2

thefatelvis.chickenkiller.com:1902

Mutex

8c26226b-f1fc-4ee8-9183-eaf3fcc842be

Attributes
  • activate_away_mode

    true

  • backup_connection_host

  • backup_dns_server

  • buffer_size

    65535

  • build_time

    2014-10-03T17:05:49.048687336Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1902

  • default_group

    Default

  • 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

    8c26226b-f1fc-4ee8-9183-eaf3fcc842be

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    thefatelvis.chickenkiller.com

  • primary_dns_server

  • 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

    1.2.1.1

  • wan_timeout

    8000

Targets

    • Target

      0bfa38dd129531029d539143a024fa4fc22a16ee6b7fb238cfdbc8ca95f2469c

    • Size

      476KB

    • MD5

      db141bde1dd3b646973fd0e13c20564e

    • SHA1

      af456f8c979feee9f33350fc23e88ac3997722c1

    • SHA256

      0bfa38dd129531029d539143a024fa4fc22a16ee6b7fb238cfdbc8ca95f2469c

    • SHA512

      93b9f7c1355f9542841dae726512df472819c1a0c1d74924fc83492f34c4d369b9004848b9b20fa71446cf00266142e25c6db5950e60c1e1e8b982276ff31649

    • SSDEEP

      12288:IpvA4y4t72wt1DsEenWdENPRhPNYOfVVg1F81xp:IpTftqwEEeWcphFvt2ut

    • NanoCore

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

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Checks whether UAC is enabled

MITRE ATT&CK Enterprise v6

Tasks