General

  • Target

    https://cdn.discordapp.com/attachments/1232837563535065098/1242850299375517836/Built.exe?ex=664f560a&is=664e048a&hm=7b929cb2c61d1f9ec61ff9f0df13f438eeb2e6edfff82f87f83d5dc17c536b27&

  • Sample

    240522-1qspnsac75

Malware Config

Targets

    • Target

      https://cdn.discordapp.com/attachments/1232837563535065098/1242850299375517836/Built.exe?ex=664f560a&is=664e048a&hm=7b929cb2c61d1f9ec61ff9f0df13f438eeb2e6edfff82f87f83d5dc17c536b27&

    • Command and Scripting Interpreter: PowerShell

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

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks