General

  • Target

    f7210e3233bcb64f07f95b0573e0a07b.exe

  • Size

    670KB

  • Sample

    210226-ylvft192qs

  • MD5

    f7210e3233bcb64f07f95b0573e0a07b

  • SHA1

    302884f77354287317b2492c28d385a1403489db

  • SHA256

    054174519f7a336d5e8e5fe6596b07cd507c9e146cc437f5d3798b6cf243504e

  • SHA512

    62feea6301fb8dec7a648be66827237671a1ed8b2fc78feb67c4a0e47b6c6528056b113fdbd31bb53f31a5b0a130efcb21e9703294f224c609480821f02bd252

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

grace7705.ddns.net:7705

Mutex

4b193573-4138-4219-99c3-ee230c07783f

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    grace7705.ddns.net

  • backup_dns_server

  • buffer_size

    65535

  • build_time

    2020-11-30T04:32:39.205275236Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    true

  • connect_delay

    4000

  • connection_port

    7705

  • default_group

    Hour Of Grace$$

  • 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

    4b193573-4138-4219-99c3-ee230c07783f

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    grace7705.ddns.net

  • primary_dns_server

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    true

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Targets

    • Target

      f7210e3233bcb64f07f95b0573e0a07b.exe

    • Size

      670KB

    • MD5

      f7210e3233bcb64f07f95b0573e0a07b

    • SHA1

      302884f77354287317b2492c28d385a1403489db

    • SHA256

      054174519f7a336d5e8e5fe6596b07cd507c9e146cc437f5d3798b6cf243504e

    • SHA512

      62feea6301fb8dec7a648be66827237671a1ed8b2fc78feb67c4a0e47b6c6528056b113fdbd31bb53f31a5b0a130efcb21e9703294f224c609480821f02bd252

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

System Information Discovery

2
T1082

Tasks