Overview

overview

10

Static

static

3

31adf61f50...96.exe

windows7-x64

10

31adf61f50...96.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    31adf61f5030afa2cae1f349a12b3a757dbdd21f800c53d2679523cbfd100a96

  • Size

    279KB

  • Sample

    240523-yt3myaee99

  • MD5

    2a06e8c44df8886ef0908d9cab39535c

  • SHA1

    3526957bc6ff88e82346e777d6f1760f8d566187

  • SHA256

    31adf61f5030afa2cae1f349a12b3a757dbdd21f800c53d2679523cbfd100a96

  • SHA512

    362763e784824312999262eb24f27e144e9e246e18060c19114c1a2543f7109bb1db2185cd4aadbed50d5a5401fdcd41da73f8d57360966f20d0adfac1d2360b

  • SSDEEP

    6144:boy5p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ66fKK:boSeGUA5YZazpXUmZhZ6SK

Score
10/10
nanocoreevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

sysupdate24.ddns.net:45400

Mutex

ae82ab7f-db07-49ee-9d2b-76075d76f37f

Attributes
  • activate_away_mode

    true

  • backup_connection_host

  • backup_dns_server

  • buffer_size

    65535

  • build_time

    2020-04-24T17:41:53.492468936Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    45400

  • 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

    ae82ab7f-db07-49ee-9d2b-76075d76f37f

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    sysupdate24.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

      31adf61f5030afa2cae1f349a12b3a757dbdd21f800c53d2679523cbfd100a96

    • Size

      279KB

    • MD5

      2a06e8c44df8886ef0908d9cab39535c

    • SHA1

      3526957bc6ff88e82346e777d6f1760f8d566187

    • SHA256

      31adf61f5030afa2cae1f349a12b3a757dbdd21f800c53d2679523cbfd100a96

    • SHA512

      362763e784824312999262eb24f27e144e9e246e18060c19114c1a2543f7109bb1db2185cd4aadbed50d5a5401fdcd41da73f8d57360966f20d0adfac1d2360b

    • SSDEEP

      6144:boy5p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ66fKK:boSeGUA5YZazpXUmZhZ6SK

    Score
    10/10
    nanocoreevasionkeyloggerpersistencespywarestealertrojan

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks