General

  • Target

    91bf35db5376545504dc774d8f30fa84484ebf957f4c4af2b69a5862ef66e398

  • Size

    800KB

  • Sample

    221127-wsb3gsgf27

  • MD5

    3cb7aee14abd38c0774582cd08db89c3

  • SHA1

    92d208e8f6ded3c50a53f88308a9cfa065000f7f

  • SHA256

    91bf35db5376545504dc774d8f30fa84484ebf957f4c4af2b69a5862ef66e398

  • SHA512

    8e1b7309fa2edfd1cc3a47fe1b66c634f795fb1a2499292f8a9e646cd63b1b4cc604499e1b9d0c88993c4b5651ed481b10c06d3bdcd57e595fe9999508ec04e5

  • SSDEEP

    12288:MHX6AIY6kCACTabMHosqnre+nU/xQzYFlAs0W1pfEmf2XLrohuqTAOEcAdT3B3yb:AX6elmcre+U/RFlsAyS23oJlel31C

Malware Config

Extracted

Family

nanocore

Version

1.2.1.1

C2

asusdriverupdate.no-ip.org:8010

asusoftware.no-ip.org:8010

Mutex

62aaea5d-8d33-4111-a6c4-ac14b367d837

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    asusoftware.no-ip.org

  • backup_dns_server

  • buffer_size

    65535

  • build_time

    2014-09-22T23:17:26.897272036Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    true

  • connect_delay

    4000

  • connection_port

    8010

  • default_group

    Wave1

  • 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

    62aaea5d-8d33-4111-a6c4-ac14b367d837

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    asusdriverupdate.no-ip.org

  • 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

      91bf35db5376545504dc774d8f30fa84484ebf957f4c4af2b69a5862ef66e398

    • Size

      800KB

    • MD5

      3cb7aee14abd38c0774582cd08db89c3

    • SHA1

      92d208e8f6ded3c50a53f88308a9cfa065000f7f

    • SHA256

      91bf35db5376545504dc774d8f30fa84484ebf957f4c4af2b69a5862ef66e398

    • SHA512

      8e1b7309fa2edfd1cc3a47fe1b66c634f795fb1a2499292f8a9e646cd63b1b4cc604499e1b9d0c88993c4b5651ed481b10c06d3bdcd57e595fe9999508ec04e5

    • SSDEEP

      12288:MHX6AIY6kCACTabMHosqnre+nU/xQzYFlAs0W1pfEmf2XLrohuqTAOEcAdT3B3yb:AX6elmcre+U/RFlsAyS23oJlel31C

    • NanoCore

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

    • Checks whether UAC is enabled

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks