Overview

overview

10

Static

static

3

95107cbf8e...7a.exe

windows7-x64

10

95107cbf8e...7a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    95107cbf8e5e80e92bec2ad6da134b55944850fd5306f64efa56cc9dea4a817a.exe

  • Size

    1.3MB

  • Sample

    240726-e8epwazdqg

  • MD5

    ec336866176c93a6e9193bad24adea51

  • SHA1

    c9afc56751158d78029deba3afab3ff823a0c2c5

  • SHA256

    95107cbf8e5e80e92bec2ad6da134b55944850fd5306f64efa56cc9dea4a817a

  • SHA512

    678f47cfefa7204b773e1ff4b3dee76a88aedf3fa7bdebabc278c9e2c006c265e3c5b1d7cc0c3413177428b1b45cdb209a9a1a85ab98c181bd28da899c56669c

  • SSDEEP

    24576:BUS/d3xKzks2ks2y8jgES2zzEQvzLKcLAbvJy8N6ZNqZ:DKnwEPzzNvzLKCAblN6ZNq

Score
10/10
nanocorediscoveryexecutionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

79.134.225.100:1985

127.0.0.1:1985
Mutex

b10f8b74-4448-4597-840b-1e44a5084bfc

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2021-04-30T10:29:24.181451236Z

  • 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

    OBO

  • 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

    b10f8b74-4448-4597-840b-1e44a5084bfc

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    79.134.225.100

  • 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

      95107cbf8e5e80e92bec2ad6da134b55944850fd5306f64efa56cc9dea4a817a.exe

    • Size

      1.3MB

    • MD5

      ec336866176c93a6e9193bad24adea51

    • SHA1

      c9afc56751158d78029deba3afab3ff823a0c2c5

    • SHA256

      95107cbf8e5e80e92bec2ad6da134b55944850fd5306f64efa56cc9dea4a817a

    • SHA512

      678f47cfefa7204b773e1ff4b3dee76a88aedf3fa7bdebabc278c9e2c006c265e3c5b1d7cc0c3413177428b1b45cdb209a9a1a85ab98c181bd28da899c56669c

    • SSDEEP

      24576:BUS/d3xKzks2ks2y8jgES2zzEQvzLKcLAbvJy8N6ZNqZ:DKnwEPzzNvzLKCAblN6ZNq

    Score
    10/10
    nanocorediscoveryexecutionkeyloggerpersistencespywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • CustAttr .NET packer

      Detects CustAttr .NET packer in memory.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • 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 v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

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

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks