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Overview

overview

10

Static

static

1

UPS-49A829...df.vbs

windows7-x64

10

UPS-49A829...df.vbs

windows10-2004-x64

10

Sharing

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General

  • Target

    UPS-49A829NDJWT·pdf.vbs

  • Size

    88KB

  • Sample

    231103-jqzdsagb72

  • MD5

    049b3006c5921d2f2414c4ebcf063a98

  • SHA1

    ae715ead1c8c639e58e625c180142519fb710a3d

  • SHA256

    2591a9311a86e838ae87d5bc29352907d99d4c83b5c83fa5853d969b0189a94e

  • SHA512

    d66d010caaede184b8f0f554a23abb988a0350ee261b89acdb0b0e808499c2f9a10c83d67c7a7f3bfe300d8ee8f9bf4f5cd689bce76e8ee101f233be4552886b

  • SSDEEP

    1536:GtWVAKDExo0cPljwxpxzb7Zh2It+uW1wuQifXOh19iwnOFeBajpy4:0OhExXc9jwxph75t+XmXi/uLiwnseBc7

Score
10/10
guloadernanocoredownloaderkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

wqqkgzmrdwxl8j.duckdns.org:23591

Mutex

5873ba14-cda0-426f-8178-3bf0fd9516f9

Attributes
  • activate_away_mode

    true

  • backup_connection_host

  • backup_dns_server

  • buffer_size

    65535

  • build_time

    2023-07-30T10:08:27.978559236Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    23591

  • 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

    5873ba14-cda0-426f-8178-3bf0fd9516f9

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    wqqkgzmrdwxl8j.duckdns.org

  • primary_dns_server

    wqqkgzmrdwxl8j.duckdns.org

  • 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

      UPS-49A829NDJWT·pdf.vbs

    • Size

      88KB

    • MD5

      049b3006c5921d2f2414c4ebcf063a98

    • SHA1

      ae715ead1c8c639e58e625c180142519fb710a3d

    • SHA256

      2591a9311a86e838ae87d5bc29352907d99d4c83b5c83fa5853d969b0189a94e

    • SHA512

      d66d010caaede184b8f0f554a23abb988a0350ee261b89acdb0b0e808499c2f9a10c83d67c7a7f3bfe300d8ee8f9bf4f5cd689bce76e8ee101f233be4552886b

    • SSDEEP

      1536:GtWVAKDExo0cPljwxpxzb7Zh2It+uW1wuQifXOh19iwnOFeBajpy4:0OhExXc9jwxph75t+XmXi/uLiwnseBc7

    Score
    10/10
    guloadernanocoredownloaderkeyloggerpersistencespywarestealertrojan

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • 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.

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks