General

  • Target

    52fe19cf1fd62bf14e93b6047ab9a4caa7d4874b0775b2b999829476ccfaacef.7z

  • Size

    538KB

  • Sample

    220705-vz93esbcgq

  • MD5

    18c75b6a9512bacfbaabb11a32fc5631

  • SHA1

    4965866109938e8ba426123c30f73541f0548c0d

  • SHA256

    ef4bbb5b276316d191667ed6c3344cf5a6d3d7362bcf3f12daca16adfa5f0cb9

  • SHA512

    71adcea60cf070c4be3f188d616c4eef45ddeb5ca8e706111d175566ebff1242a9705b9dc1197b30df713e25ad32ca260a392d5b7f39e93d44e7634272602a86

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

172.94.42.77:54983

Mutex

fa062181-d17f-4771-b853-56ad4122293b

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    172.94.42.77

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2022-04-16T19:45:17.991100336Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    54983

  • 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

    fa062181-d17f-4771-b853-56ad4122293b

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    172.94.42.77

  • 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

      52fe19cf1fd62bf14e93b6047ab9a4caa7d4874b0775b2b999829476ccfaacef.exe

    • Size

      863KB

    • MD5

      c2720ce6cc0f31551a6cef74c8dfc79e

    • SHA1

      d12f85204042be1a50dc6d876dfd603a00baf0bc

    • SHA256

      52fe19cf1fd62bf14e93b6047ab9a4caa7d4874b0775b2b999829476ccfaacef

    • SHA512

      b15474ba548d4c1e180590291f45a7bc73832ebb392a3a837b32df0acf008e093cb9dc62fea3912c1d25d9c8460015cbd1379370ed34cd84d1f4e7d21bb167bd

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Tasks