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Overview

overview

10

Static

static

3

be78648987...18.exe

windows7-x64

10

be78648987...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    be78648987cc8d8877fa28d0b436e680_JaffaCakes118

  • Size

    372KB

  • Sample

    240824-nayvjaxbre

  • MD5

    be78648987cc8d8877fa28d0b436e680

  • SHA1

    73f9667db9813f6ce815674cfc0538afc177eb24

  • SHA256

    912c43b3def870c3b938842ac2e427bb1ba3b4739d98b9a98cec599d5b16f0f5

  • SHA512

    eea1bb4a15454dda9c9e1c7633607ce6e5972855dfe8c0c978cc6c4355977c264ca9419949fbed6ff724985a4f38a0733f580dccea49380b953ca60c7020ed01

  • SSDEEP

    6144:ipAM3kJo1QbtG8VQ3Rf9KDLgrtMQFD3DZSoAyA/GbEV6IPNkVwR+kyL0pPtP:gAM3ksl9RYcSQFDTZSe7Iv+J0

Score
10/10
nanocoredefense_evasiondiscoveryevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.84.181.89:6090

Mutex

a05fa7d1-a97c-4558-8581-157369e20df6

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    185.84.181.89

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2018-09-10T10:17:40.066554436Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    6090

  • 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

    a05fa7d1-a97c-4558-8581-157369e20df6

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

  • 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

      be78648987cc8d8877fa28d0b436e680_JaffaCakes118

    • Size

      372KB

    • MD5

      be78648987cc8d8877fa28d0b436e680

    • SHA1

      73f9667db9813f6ce815674cfc0538afc177eb24

    • SHA256

      912c43b3def870c3b938842ac2e427bb1ba3b4739d98b9a98cec599d5b16f0f5

    • SHA512

      eea1bb4a15454dda9c9e1c7633607ce6e5972855dfe8c0c978cc6c4355977c264ca9419949fbed6ff724985a4f38a0733f580dccea49380b953ca60c7020ed01

    • SSDEEP

      6144:ipAM3kJo1QbtG8VQ3Rf9KDLgrtMQFD3DZSoAyA/GbEV6IPNkVwR+kyL0pPtP:gAM3ksl9RYcSQFDTZSe7Iv+J0

    Score
    10/10
    nanocoredefense_evasiondiscoveryevasionkeyloggerpersistencespywarestealertrojan

    • 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

    • Drops desktop.ini file(s)

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks