General

  • Target
    ec76fddf34ff1519d986bce7efe9b0d1.exe
  • Size 1.5MB
  • Sample220421-md8cpsafam
  • SHA256 549d8f67e615fb4a17084e884f285947b9a4cd6c46bdd32d18bf44e71993fac4
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • warzonerat

C2
  • warsone.duckdns.org:30251

Extracted

Family
  • nanocore

Version
  • 1.2.2.0

C2
  • franexserve.duckdns.org:14109

Mutex
  • 5bbea8be-1724-4b75-8066-1c044d1944ff

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    franexserve.duckdns.org

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2021-12-31T20:07:05.609395936Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    14109

  • default_group

    duk

  • 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

    5bbea8be-1724-4b75-8066-1c044d1944ff

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    franexserve.duckdns.org

  • 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
      ec76fddf34ff1519d986bce7efe9b0d1.exe
    • Size 1.5MB
    • SHA256 549d8f67e615fb4a17084e884f285947b9a4cd6c46bdd32d18bf44e71993fac4
    • MD5 SHA1 SHA512
    • NanoCore

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

    • WarzoneRat, AveMaria

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

    • suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious

      suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious

    • suricata: ET MALWARE Possible NanoCore C2 60B

      suricata: ET MALWARE Possible NanoCore C2 60B

    • Looks for VirtualBox Guest Additions in registry

    • Warzone RAT Payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • 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