General

  • Target
    dae8588b604d0728a1a1ecc77096197a34ed1b22ae7de.exe
  • Size 38KB
  • Sample220228-vf9bsagbcn
  • SHA256 dae8588b604d0728a1a1ecc77096197a34ed1b22ae7de69a53f39b59e6574ffd
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • xloader

Version
  • 2.5

Campaign
  • efa8

Decoy
  • partyglows.com

  • baoshule.com

  • pitayi.com

  • allthings55.com

  • 59bluebell.com

  • lightirotoyof4.xyz

  • eastmontapartments.com

  • digitalestatemanagement.xyz

  • h-dstation.com

  • raydiumio.com

  • vascopy.net

  • realcoloradonorth.net

  • stepfantasy.media

  • sztunfeng.com

  • suruizphotography.net

  • theapcenter.com

  • elliostransport.com

  • compudocsi.com

  • noropiedra.com

  • amagiadapele.com

Extracted

Family
  • nanocore

Version
  • 1.2.2.0

C2
  • 2.56.56.96:111

Mutex
  • da0219ba-17ab-4f8a-9d8a-d9a6df9b767a

Attributes
  • activate_away_mode

    true

  • backup_connection_host

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2021-10-11T15:23:19.381686436Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    111

  • 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

    da0219ba-17ab-4f8a-9d8a-d9a6df9b767a

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    2.56.56.96

  • 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
      dae8588b604d0728a1a1ecc77096197a34ed1b22ae7de.exe
    • Size 38KB
    • SHA256 dae8588b604d0728a1a1ecc77096197a34ed1b22ae7de69a53f39b59e6574ffd
    • MD5 SHA1 SHA512
    • NanoCore

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

    • Xloader

      Xloader is a rebranded version of Formbook malware.

    • Xloader Payload

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks