Overview

overview

10

Static

static

3

2f777e82b6...d7.exe

windows7-x64

7

2f777e82b6...d7.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2f777e82b65e659254dfd9995d1009dea0d5fa999fa73121b9490fdc3c7505d7

  • Size

    278KB

  • Sample

    240520-zhvzdsgf7v

  • MD5

    895c7f902ad22572547471476f2d4752

  • SHA1

    25c06ae39f12241936491492966c083bb0a5548e

  • SHA256

    2f777e82b65e659254dfd9995d1009dea0d5fa999fa73121b9490fdc3c7505d7

  • SHA512

    1361113e4f6248957240fb35df837c3b904dfaf9fda9c7afca10f1783319054f67285a7769c03a46bcf25f4d2a6f5940457b3c54a073f8386f820b86aa99923e

  • SSDEEP

    6144:boy5p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ66fKY:boSeGUA5YZazpXUmZhZ6SY

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

      2f777e82b65e659254dfd9995d1009dea0d5fa999fa73121b9490fdc3c7505d7

    • Size

      278KB

    • MD5

      895c7f902ad22572547471476f2d4752

    • SHA1

      25c06ae39f12241936491492966c083bb0a5548e

    • SHA256

      2f777e82b65e659254dfd9995d1009dea0d5fa999fa73121b9490fdc3c7505d7

    • SHA512

      1361113e4f6248957240fb35df837c3b904dfaf9fda9c7afca10f1783319054f67285a7769c03a46bcf25f4d2a6f5940457b3c54a073f8386f820b86aa99923e

    • SSDEEP

      6144:boy5p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ66fKY:boSeGUA5YZazpXUmZhZ6SY

    Score
    10/10
    persistencenanocoreevasionkeyloggerspywarestealertrojan

    • 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