General

  • Target
    documents_and_order_specification_ldrawing_xlxs.zip
  • Size 511KB
  • Sample260913-w2r53atzev
  • SHA256 f06fe1299e0a70dd2ba4e80c18c9ae493e1a41ac3702002fe013f0aa1ac73ae2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • masslogger

C2
  • https://api.telegram.org/bot8281699099:AAGOxmvTW50Gpoi-ClX_RKJlOjpLY9eYB9E/sendMessage?chat_id=1836650758

Attributes
  • exfiltration_mode

    #SMTPEnabled

  • expire_time_date

    2025-07-31

  • host_password

    Killywx3995

  • host_port

    587

  • host_receiver

    [email protected]

  • host_sender

    [email protected]

  • host_server

    mail.tonymiddletonphotography.com

  • ssl_slate

    True

Targets

    • Target
      Documents_and _Order_specification_LDrawing_xlxs.scr
    • Size 632KB
    • SHA256 fe8bebd53ed32bcbace729dc0913f3cfbaf0cdd958a3d5f95402bec0586cfae4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: MassLogger

      Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks