General

  • Target

    7DC1613EC3822D75A3C21649A34152DC7FCABAA96D203.exe

  • Size

    387KB

  • Sample

    221004-wza4rsbgc5

  • MD5

    e1c8948ea356bec111a2bf64915a7b66

  • SHA1

    f112d95e89ec456bedb91212b2b4d89cfb581a91

  • SHA256

    7dc1613ec3822d75a3c21649a34152dc7fcabaa96d203173003105d29373175f

  • SHA512

    78838844b046f82247e0ab3f1e2342b3b13ca2c58c71f44878ec7bebcc93bc3abc4ddb7e84c68df285a2920b275f0ca8bac16923e9be0531209fc4558964d540

  • SSDEEP

    6144:DLV6Bta6dtJmakIM5jNFcD3wdG+RTTCzG21FpYE:DLV6BtpmkWcD3mRTOvFf

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

microsoft1337.ddns.net:1447

Mutex

2d5a2b2d-007a-4f04-b314-0e6870ee94b0

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    microsoft1337.ddns.net

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2022-04-20T18:23:49.631961736Z

  • 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

    1447

  • 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

    2d5a2b2d-007a-4f04-b314-0e6870ee94b0

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    microsoft1337.ddns.net

  • primary_dns_server

    8.8.8.8

  • request_elevation

    false

  • 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

      7DC1613EC3822D75A3C21649A34152DC7FCABAA96D203.exe

    • Size

      387KB

    • MD5

      e1c8948ea356bec111a2bf64915a7b66

    • SHA1

      f112d95e89ec456bedb91212b2b4d89cfb581a91

    • SHA256

      7dc1613ec3822d75a3c21649a34152dc7fcabaa96d203173003105d29373175f

    • SHA512

      78838844b046f82247e0ab3f1e2342b3b13ca2c58c71f44878ec7bebcc93bc3abc4ddb7e84c68df285a2920b275f0ca8bac16923e9be0531209fc4558964d540

    • SSDEEP

      6144:DLV6Bta6dtJmakIM5jNFcD3wdG+RTTCzG21FpYE:DLV6BtpmkWcD3mRTOvFf

MITRE ATT&CK Enterprise v6

Tasks