Overview

overview

10

Static

static

1

765cbbbb41...ef.exe

windows7-x64

10

765cbbbb41...ef.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    765cbbbb41b433ad23ad00c37e06f2f0df134518f174f563ce71542bb54b4bef.exe

  • Size

    461KB

  • Sample

    230405-m6mlpsdh85

  • MD5

    5c1b6e8b6457c4c20025b35f84a3b4cb

  • SHA1

    78a29561ed2069fd539e06606b1b6dd93a24f0d1

  • SHA256

    765cbbbb41b433ad23ad00c37e06f2f0df134518f174f563ce71542bb54b4bef

  • SHA512

    674a09252391f01b70ab931b930d7f05fd8b1879c5ecea8cd89482cf34dfb991a9ba735952b323e4f839601f45d85f4bdad91d70fc08f8aa5d28822f543124c4

  • SSDEEP

    12288:snaTZ1Yqu84rYqFPrGkEgiyiZ+/RTuRhtd:snKNu8qYszGkEHkMtd

Score
10/10
nanocorekeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

zafar101.duckdns.org:8779

Mutex

f3e2761c-8ffb-415b-b6b5-024a2ef9ff3e

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    zafar101.duckdns.org

  • backup_dns_server

    zafar101.duckdns.org

  • buffer_size

    65535

  • build_time

    2022-08-13T10:33:19.772981836Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    8779

  • 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

    f3e2761c-8ffb-415b-b6b5-024a2ef9ff3e

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    zafar101.duckdns.org

  • primary_dns_server

    zafar101.duckdns.org

  • request_elevation

    false

  • 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

      765cbbbb41b433ad23ad00c37e06f2f0df134518f174f563ce71542bb54b4bef.exe

    • Size

      461KB

    • MD5

      5c1b6e8b6457c4c20025b35f84a3b4cb

    • SHA1

      78a29561ed2069fd539e06606b1b6dd93a24f0d1

    • SHA256

      765cbbbb41b433ad23ad00c37e06f2f0df134518f174f563ce71542bb54b4bef

    • SHA512

      674a09252391f01b70ab931b930d7f05fd8b1879c5ecea8cd89482cf34dfb991a9ba735952b323e4f839601f45d85f4bdad91d70fc08f8aa5d28822f543124c4

    • SSDEEP

      12288:snaTZ1Yqu84rYqFPrGkEgiyiZ+/RTuRhtd:snKNu8qYszGkEHkMtd

    Score
    10/10
    nanocorekeyloggerpersistencespywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • 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

2
T1112

Install Root Certificate

1
T1130

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks