General

  • Target

    11e036c1794cd85102d2db5dc7cd5e1440d266ccd6f09fb541661c63ddbebeec

  • Size

    708KB

  • Sample

    220415-pxmlfshfek

  • MD5

    848a0266b194123408dd4429ef761db0

  • SHA1

    95348194c757655c1d7832db285de8d3d3baf8f5

  • SHA256

    11e036c1794cd85102d2db5dc7cd5e1440d266ccd6f09fb541661c63ddbebeec

  • SHA512

    49240e1684c2bf7eaf5e869b95cf878693811148b37aa73db6cfcfb46331dc3c2bccc5455f99d180964202571f6e31a918ffc17e6458aede1db2c04607249440

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

farah99.zapto.org:19720

Mutex

6d50c134-6325-499c-b5ec-dbc7a37a8117

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    farah99.zapto.org

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-08-20T23:36:09.518759436Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    19720

  • 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

    6d50c134-6325-499c-b5ec-dbc7a37a8117

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    farah99.zapto.org

  • 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

    1.2.2.0

  • wan_timeout

    8000

Targets

    • Target

      11e036c1794cd85102d2db5dc7cd5e1440d266ccd6f09fb541661c63ddbebeec

    • Size

      708KB

    • MD5

      848a0266b194123408dd4429ef761db0

    • SHA1

      95348194c757655c1d7832db285de8d3d3baf8f5

    • SHA256

      11e036c1794cd85102d2db5dc7cd5e1440d266ccd6f09fb541661c63ddbebeec

    • SHA512

      49240e1684c2bf7eaf5e869b95cf878693811148b37aa73db6cfcfb46331dc3c2bccc5455f99d180964202571f6e31a918ffc17e6458aede1db2c04607249440

    • Meta Stealer Stealer

      Meta Stealer steals passwords stored in browsers, written in C++.

    • NanoCore

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

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks