Overview

overview

10

Static

static

3

b44255fee5...cN.exe

windows7-x64

7

b44255fee5...cN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b44255fee58ea9ba6a1c4b0f4fa464c148659a63d4fc1376a944ea3e8836f21cN.exe

  • Size

    416KB

  • Sample

    241217-x7zb1avqez

  • MD5

    d7c71a53a1e7e06f08d33b918b4af9d0

  • SHA1

    0f722acb73a8c7e4c4baac4bb43c796fd45fdfaa

  • SHA256

    b44255fee58ea9ba6a1c4b0f4fa464c148659a63d4fc1376a944ea3e8836f21c

  • SHA512

    ffde0213caaa4c05ff90a4ded40fc53e8932f03950f4a69fb3038eada239494d0b8f101019ecf723f11ac3ae022133fcc90887803dcd306d9884f53b756b3677

  • SSDEEP

    6144:ITNE3ZRrnaBVlvphVxmP+6CiejgcME1cwYfU+va+RU7g:ITNYrnE3bm/CiejewY5v7

Score
10/10
nanocorediscoveryevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

[email protected]:46218

178.32.224.116:46218
Mutex

4af74541-e3f1-469c-8af7-efe4071b81cf

Attributes
  • activate_away_mode

    false

  • backup_connection_host

    178.32.224.116

  • backup_dns_server

  • buffer_size

    65535

  • build_time

    2018-07-28T12:59:38.488799236Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    46218

  • default_group

    tourex

  • 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

    4af74541-e3f1-469c-8af7-efe4071b81cf

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    [email protected]

  • 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

      b44255fee58ea9ba6a1c4b0f4fa464c148659a63d4fc1376a944ea3e8836f21cN.exe

    • Size

      416KB

    • MD5

      d7c71a53a1e7e06f08d33b918b4af9d0

    • SHA1

      0f722acb73a8c7e4c4baac4bb43c796fd45fdfaa

    • SHA256

      b44255fee58ea9ba6a1c4b0f4fa464c148659a63d4fc1376a944ea3e8836f21c

    • SHA512

      ffde0213caaa4c05ff90a4ded40fc53e8932f03950f4a69fb3038eada239494d0b8f101019ecf723f11ac3ae022133fcc90887803dcd306d9884f53b756b3677

    • SSDEEP

      6144:ITNE3ZRrnaBVlvphVxmP+6CiejgcME1cwYfU+va+RU7g:ITNYrnE3bm/CiejewY5v7

    Score
    10/10
    discoverypersistencenanocoreevasionkeyloggerspywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Nanocore family

      nanocore

    • 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 Enterprise v15

Tasks