General

  • Target

    0dc9c93ce6e59e08690509c8a5a5fded525e1a19921292361d5bd27e54230aac

  • Size

    565KB

  • Sample

    220701-hzcqpshcar

  • MD5

    a52071f7abdd17c12c1c40cfefb46cab

  • SHA1

    d937193e1d83c4f4923f72e242cf6eba7ad353a2

  • SHA256

    0dc9c93ce6e59e08690509c8a5a5fded525e1a19921292361d5bd27e54230aac

  • SHA512

    db361f3957125bace1a6e959d7ba90dad48910520984f6298e6c2f6a4cd50f64c97028382f824115952af2ed0a965db4aae946bee68033a0bd6ae7b8e60d22c9

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

nass1144.ddns.net:1144

185.244.30.251:1144

Mutex

72a139a0-04f8-4ac6-97a0-efa74eea1361

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    185.244.30.251

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2019-11-21T19:34:25.541285036Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1144

  • default_group

    SUNDAY 09-02-2020

  • 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

    72a139a0-04f8-4ac6-97a0-efa74eea1361

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    nass1144.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

      0dc9c93ce6e59e08690509c8a5a5fded525e1a19921292361d5bd27e54230aac

    • Size

      565KB

    • MD5

      a52071f7abdd17c12c1c40cfefb46cab

    • SHA1

      d937193e1d83c4f4923f72e242cf6eba7ad353a2

    • SHA256

      0dc9c93ce6e59e08690509c8a5a5fded525e1a19921292361d5bd27e54230aac

    • SHA512

      db361f3957125bace1a6e959d7ba90dad48910520984f6298e6c2f6a4cd50f64c97028382f824115952af2ed0a965db4aae946bee68033a0bd6ae7b8e60d22c9

    • NanoCore

      NanoCore is a remote access tool (RAT) with a variety of capabilities.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Tasks