General

  • Target

    152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe

  • Size

    3.5MB

  • Sample

    240709-behmwsyajk

  • MD5

    72541dff5041b2d243e0502ecb452ef1

  • SHA1

    8afb4d29dee980bedefb058453ed11e1c151f938

  • SHA256

    152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685

  • SHA512

    f4877723eb06c98b0ede4868331cc0a64a09e7c02cebad044f3b6e5d1e741d45393ee7d1937fa031e26c463dc1370037ecb0bbe3eb42fd7dda8868c844bfd7d0

  • SSDEEP

    49152:KOb699GhOeeYrHhxNg0Dobuh9CYW/jgFdfUH8SIP1wJ5+BPtk6S:q9vYrdnw8SIKJYBP

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

arkseven7002.ddns.net:7727

Mutex

10a66da6-234d-4e15-acda-574830a08fca

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    arkseven7002.ddns.net

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2024-04-18T01:03:25.467183836Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    false

  • clear_zone_identifier

    true

  • connect_delay

    4000

  • connection_port

    7727

  • default_group

    BLESSED BOTS

  • 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

    10a66da6-234d-4e15-acda-574830a08fca

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    arkseven7002.ddns.net

  • 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

      152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe

    • Size

      3.5MB

    • MD5

      72541dff5041b2d243e0502ecb452ef1

    • SHA1

      8afb4d29dee980bedefb058453ed11e1c151f938

    • SHA256

      152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685

    • SHA512

      f4877723eb06c98b0ede4868331cc0a64a09e7c02cebad044f3b6e5d1e741d45393ee7d1937fa031e26c463dc1370037ecb0bbe3eb42fd7dda8868c844bfd7d0

    • SSDEEP

      49152:KOb699GhOeeYrHhxNg0Dobuh9CYW/jgFdfUH8SIP1wJ5+BPtk6S:q9vYrdnw8SIKJYBP

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Tasks