General

  • Target

    chatting room.exe

  • Size

    300KB

  • Sample

    250305-b6sbeavvdx

  • MD5

    3557f265c1038b1f6c2a3aa8141c6703

  • SHA1

    be449035ad44b6a90cbe41a4ced7dbfd9a706252

  • SHA256

    ec196d16cee6fb2af46a823b7562b1488dc1f9432bdb51cb2635d585714f5362

  • SHA512

    a7d1c7e3af3de2972eb9e92ac77773a068929ea87b5a2119bb8a40a169d6d0d49f89365acc7eb277c44fe959fd31acebeeed8b6075bb691c55141215ed56c3a3

  • SSDEEP

    6144:WLV6Bta6dtJmakIM5y7c4jLOP+cOYvjhqp:WLV6Btpmk55j6hM

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

101.181.11.141:54984

Mutex

921bf2d6-04d6-40dd-88ff-7db5b1782d46

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    101.181.11.141

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2021-04-12T03:50:09.863305436Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    54984

  • 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

    921bf2d6-04d6-40dd-88ff-7db5b1782d46

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    101.181.11.141

  • 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

MITRE ATT&CK Enterprise v15

Tasks