Overview

overview

10

Static

static

3

b6d5e13ee7...6N.exe

windows7-x64

10

b6d5e13ee7...6N.exe

windows10-2004-x64

10

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General

  • Target

    b6d5e13ee7ad5748a1bd441656ca1c3e4f852b3ec7ff37a76a96c024f58cee76N

  • Size

    349KB

  • Sample

    241002-bc8rasshkg

  • MD5

    68b55cfd41f964ad926b2b26c025e0b0

  • SHA1

    94323f9ceab3937be67805f23ca82f7b3fc3f7fb

  • SHA256

    b6d5e13ee7ad5748a1bd441656ca1c3e4f852b3ec7ff37a76a96c024f58cee76

  • SHA512

    113e3a96f09f39bdb996a4c757d74f041810807757913a6756ba6e4ba3e4f8cddf16a1f03eb19a08c13372ad550b4945abfaecd8068bfb0dde9802bf1c506c04

  • SSDEEP

    6144:FB1QKZaOpBjQepew/PjuGyFPr527Uf2u/jGw0qun597/QKjJ8zkjDpyAYpIp:FB1Q6rpr7MrswfLjGwW5xFdRyJpg

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

      b6d5e13ee7ad5748a1bd441656ca1c3e4f852b3ec7ff37a76a96c024f58cee76N

    • Size

      349KB

    • MD5

      68b55cfd41f964ad926b2b26c025e0b0

    • SHA1

      94323f9ceab3937be67805f23ca82f7b3fc3f7fb

    • SHA256

      b6d5e13ee7ad5748a1bd441656ca1c3e4f852b3ec7ff37a76a96c024f58cee76

    • SHA512

      113e3a96f09f39bdb996a4c757d74f041810807757913a6756ba6e4ba3e4f8cddf16a1f03eb19a08c13372ad550b4945abfaecd8068bfb0dde9802bf1c506c04

    • SSDEEP

      6144:FB1QKZaOpBjQepew/PjuGyFPr527Uf2u/jGw0qun597/QKjJ8zkjDpyAYpIp:FB1Q6rpr7MrswfLjGwW5xFdRyJpg

    Score
    10/10
    nanocorediscoveryevasionkeyloggerpersistencespywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • 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