General

  • Target
    2318b60075e442cb6141535e268e4df0.exe
  • Size 1.2MB
  • Sample210802-4t6clrfmjs
  • SHA256 cdbe67339a29bfe3066a18b4e68e9b19e28e449ab21ce23a85ed15e04c5255df
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • warzonerat

C2
  • sdafsdffssffs.ydns.eu:6703

Extracted

Family
  • nanocore

Version
  • 1.2.2.0

C2
  • hhjhtggfr.duckdns.org:8234

  • dertrefg.duckdns.org:8234

Mutex
  • 6a1c2465-7ac5-4f1d-acc5-ef04fcf454c9

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    dertrefg.duckdns.org

  • backup_dns_server

    dertrefg.duckdns.org

  • buffer_size

    65535

  • build_time

    2021-03-26T23:25:40.118592436Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    8234

  • 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

    6a1c2465-7ac5-4f1d-acc5-ef04fcf454c9

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    hhjhtggfr.duckdns.org

  • primary_dns_server

    hhjhtggfr.duckdns.org

  • 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
      2318b60075e442cb6141535e268e4df0.exe
    • Size 1.2MB
    • SHA256 cdbe67339a29bfe3066a18b4e68e9b19e28e449ab21ce23a85ed15e04c5255df
    • MD5 SHA1 SHA512
    • NanoCore

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

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • WarzoneRat, AveMaria

      WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Sets DLL path for service in the registry

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Modifies WinLogon

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks