Overview

overview

10

Static

static

3

b08058c0c3...9N.exe

windows7-x64

10

b08058c0c3...9N.exe

windows10-2004-x64

10

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General

  • Target

    b08058c0c3ae48ab1c12b57c2e6750de9fef2511f4eb6f2d278530c64939a3f9N

  • Size

    349KB

  • Sample

    241108-f4ttnsynhp

  • MD5

    f3fe7824836a79ea95563b7343500b90

  • SHA1

    ef7825c1e3d5e003fd409c17fe1b705cdb3e1395

  • SHA256

    b08058c0c3ae48ab1c12b57c2e6750de9fef2511f4eb6f2d278530c64939a3f9

  • SHA512

    e83cbe49f62a9a77f15cad0f42c1bc416f633deea5cb0da85e654bbd4ee5d96368559efd9f54b584d08a9cfb12545126f7317a692cf3887dd0ce0c282f61f95c

  • SSDEEP

    6144:FB1QKZaOpBjQepew/PjuGyFPr527Uf2u/jGw0qun597/QKjJ8zkjDpyAYpIO:FB1Q6rpr7MrswfLjGwW5xFdRyJpb

Score
10/10
nanocorediscoveryevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.2

C2

bemery2.no-ip.biz:57628

127.0.0.1:57628
Mutex

997af15f-5576-4030-975c-eb3264fb6789

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2015-04-23T21:31:33.540664436Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    true

  • connect_delay

    4000

  • connection_port

    57628

  • default_group

    grace

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+08

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+09

  • mutex

    997af15f-5576-4030-975c-eb3264fb6789

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    bemery2.no-ip.biz

  • 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

    1.2.2.2

  • wan_timeout

    8000

Targets

    • Target

      b08058c0c3ae48ab1c12b57c2e6750de9fef2511f4eb6f2d278530c64939a3f9N

    • Size

      349KB

    • MD5

      f3fe7824836a79ea95563b7343500b90

    • SHA1

      ef7825c1e3d5e003fd409c17fe1b705cdb3e1395

    • SHA256

      b08058c0c3ae48ab1c12b57c2e6750de9fef2511f4eb6f2d278530c64939a3f9

    • SHA512

      e83cbe49f62a9a77f15cad0f42c1bc416f633deea5cb0da85e654bbd4ee5d96368559efd9f54b584d08a9cfb12545126f7317a692cf3887dd0ce0c282f61f95c

    • SSDEEP

      6144:FB1QKZaOpBjQepew/PjuGyFPr527Uf2u/jGw0qun597/QKjJ8zkjDpyAYpIO:FB1Q6rpr7MrswfLjGwW5xFdRyJpb

    Score
    10/10
    nanocorediscoveryevasionkeyloggerpersistencespywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Nanocore family

      nanocore

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks