Resubmissions

17-01-2021 18:38

210117-wdb33kfkqx 10

17-01-2021 13:38

210117-axr1jv1qzs 10

General

  • Target

    PO-WJO-001, pdf.exe

  • Size

    611KB

  • Sample

    210117-wdb33kfkqx

  • MD5

    87437820810678730dc07ff0048c1b76

  • SHA1

    c8499e1ca4d93bdea294e9c841f33576f452ffce

  • SHA256

    42ec63d168aa68fc1408ef49e73fc9e0d70beec8add97cc2540a30ece7ca85ef

  • SHA512

    0547aff03fcd36778909a485a567537aea2dfcb73e0bd5f57f11f791774c0147bde40d597e42398400373b9da3033b3142e8e076c669052e62e2f1938d06a94d

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

graceland777.ddns.net:7771

Mutex

796872ff-c930-4eaf-9163-b73e79f476e7

Attributes
  • activate_away_mode

    true

  • backup_connection_host

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-08-03T07:35:46.802724836Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    true

  • connect_delay

    4000

  • connection_port

    7771

  • default_group

    BLESS ME ALI

  • 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

    796872ff-c930-4eaf-9163-b73e79f476e7

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    graceland777.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

      PO-WJO-001, pdf.exe

    • Size

      611KB

    • MD5

      87437820810678730dc07ff0048c1b76

    • SHA1

      c8499e1ca4d93bdea294e9c841f33576f452ffce

    • SHA256

      42ec63d168aa68fc1408ef49e73fc9e0d70beec8add97cc2540a30ece7ca85ef

    • SHA512

      0547aff03fcd36778909a485a567537aea2dfcb73e0bd5f57f11f791774c0147bde40d597e42398400373b9da3033b3142e8e076c669052e62e2f1938d06a94d

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Tasks