Overview

overview

10

Static

static

3

Invoice.scr

windows10-2004-x64

10

Invoice.scr

windows11-21h2-x64

10

Sharing

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General

  • Target

    JaffaCakes118_05c92fe8ab2c2948bc571fc74019bea6

  • Size

    871KB

  • Sample

    250516-ygv3bszrv9

  • MD5

    05c92fe8ab2c2948bc571fc74019bea6

  • SHA1

    84069c13355b15a4dcd01610ecda278a00f2f8ad

  • SHA256

    d14a4a566618999bc2bf742c25e5dc0f463fa701d7a84e33628b3f5a32802b40

  • SHA512

    b5c2dedbb6f3921183a26a9adf739d3b67eff1d314a1b66da4541337ad255ed9b2ade9377a6d3c2c3d3c4aa88e9faa116c6b8d1e6ed0ef0fe6c95aeb34a7e06a

  • SSDEEP

    24576:L9FjKi/042rdyIx0VK//pUr3yMLsePwJZXK6J/:TjKCMHxYBtavXpJ/

Score
10/10
nanocorediscoverykeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

lastborn.hopto.org:33733

Mutex

3726a0c9-c83b-4446-8f75-427020fbef54

Attributes
  • activate_away_mode

    false

  • backup_connection_host

    lastborn.hopto.org

  • backup_dns_server

  • buffer_size

    65535

  • build_time

    2018-06-22T18:45:28.362065136Z

  • 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

    33733

  • default_group

    LastBorn

  • 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

    3726a0c9-c83b-4446-8f75-427020fbef54

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    lastborn.hopto.org

  • primary_dns_server

  • 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

      Invoice.scr

    • Size

      923KB

    • MD5

      1fd26d91d2656d0ac278839a745e39a1

    • SHA1

      148c1dabfa9cdc6839a846ffd77e1da54ac5f8b2

    • SHA256

      e04bf40c36c06b6ace8c7cb69718e7f392e63565b817fb9b10e5468135c5f67b

    • SHA512

      de7ea22d4b2aedb108928a6f6052c46642485740666c88c03d8a068158e2e6e65c413b08a67a540a367482728b8254547297f9b3b0692dcb1afe925f019d60f7

    • SSDEEP

      24576:f2O/GlyED3ac/04wrpyAxm3KJd7jOCLs2lQlZP69i:rU3aYQBxmSuri9i

    Score
    10/10
    nanocorediscoverykeyloggerpersistencespywarestealertrojan

    • 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

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks

OSZAR »