Overview

overview

10

Static

static

fwfuJFhRr1BqCWi.exe

windows7_x64

10

fwfuJFhRr1BqCWi.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    628997d79a873d507ff722975be64f427582c08b6cc8f661c3aefe0de6a911af

  • Size

    444KB

  • Sample

    220521-aqrt9safc8

  • MD5

    17dbb59b746073085492237980b456eb

  • SHA1

    11ac71e179aafe7175f2f82893617be6aa77d102

  • SHA256

    628997d79a873d507ff722975be64f427582c08b6cc8f661c3aefe0de6a911af

  • SHA512

    97826733d80cec5cab005e0de6da625aee3e217e068901ebce4bb3b90c51f393243d904c56ef7bd4c479e97aadfe4e553f69a3f38d701bb88559a8c8016cfc87

Score
10/10
nanocorekeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.140.53.51:1985

127.0.0.1:1985
Mutex

05567b5c-42af-4a71-996e-6f0227b9f4ae

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-05-09T11:35:52.395864036Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1985

  • default_group

    Sureboy

  • 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

    05567b5c-42af-4a71-996e-6f0227b9f4ae

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    185.140.53.51

  • 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

      fwfuJFhRr1BqCWi.exe

    • Size

      589KB

    • MD5

      372d925870b10617a1bafa396d646bd9

    • SHA1

      647431572f8119f401092f8874b087d1fa468ac4

    • SHA256

      5693fc15c7c4843819dd2e7d768f7ad32c031ca0a112cf604d38319d00e7a811

    • SHA512

      5f632d330eab155ecda41becc25fd6be13ebe1d5da7e6d13f7b421abd223f2a78e08b33b9ee008953a5676f15a81e62031bbfa69e93e7c7949670d28025d3d75

    Score
    10/10
    nanocorekeyloggerpersistencespywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

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

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks