Overview

overview

10

Static

static

3

A653D1951B...B0.exe

windows7-x64

10

A653D1951B...B0.exe

windows10-2004-x64

10

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General

  • Target

    A653D1951B3DE7E0EDE77758187763B0.exe

  • Size

    3.0MB

  • Sample

    250325-el5msa1scv

  • MD5

    a653d1951b3de7e0ede77758187763b0

  • SHA1

    06df3427aa544488543152111f5c5cfc52d41463

  • SHA256

    21f3851df5c3487b850c88275818072eb000857423f72608b0708b53bb3bbf64

  • SHA512

    c8e5bc1284b3349cd81bb8edb85ebd5bb01fe08eb51aad53992a22a045ffae58ea4d7649f60559c9c5adaf71a7bcef4db3359bd54ae8157d9c0f0b9f2b0130ca

  • SSDEEP

    49152:yKcYOh1T3CVOnr9zBVPgxyJbV4cPodKiUIQ+WSqwEQU:yxfrzCVOh9tQcPotU7

Score
10/10
nanocoredefense_evasiondiscoverykeyloggerspywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

ksmj.ddns.net:5552

ksmj.ddns.net:1337
Mutex

f761c1a4-b3fc-47bd-8557-06047cdf0973

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    ksmj.ddns.net

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2024-12-21T22:16:55.253588936Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    5552

  • 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

    f761c1a4-b3fc-47bd-8557-06047cdf0973

  • 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

    true

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Targets

    • Target

      A653D1951B3DE7E0EDE77758187763B0.exe

    • Size

      3.0MB

    • MD5

      a653d1951b3de7e0ede77758187763b0

    • SHA1

      06df3427aa544488543152111f5c5cfc52d41463

    • SHA256

      21f3851df5c3487b850c88275818072eb000857423f72608b0708b53bb3bbf64

    • SHA512

      c8e5bc1284b3349cd81bb8edb85ebd5bb01fe08eb51aad53992a22a045ffae58ea4d7649f60559c9c5adaf71a7bcef4db3359bd54ae8157d9c0f0b9f2b0130ca

    • SSDEEP

      49152:yKcYOh1T3CVOnr9zBVPgxyJbV4cPodKiUIQ+WSqwEQU:yxfrzCVOh9tQcPotU7

    Score
    10/10
    nanocoredefense_evasiondiscoverykeyloggerspywarestealertrojan

    • 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

    • Checks whether UAC is enabled

      defense_evasiontrojan

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks