General

  • Target

    ExmPaidTweaks.exe

  • Size

    7.4MB

  • Sample

    240927-s67jrszbrl

  • MD5

    fb85c9ed03b0ba5a1cb056918422b013

  • SHA1

    68e862e622451164142f5143965109097daf3353

  • SHA256

    335e38a7985a1357ffe96c98258a8a8a4e10897a3a5bd97c06de9a8f5bc98c7b

  • SHA512

    832978b77aae80cf12d6feea3bb54c7c5766985e0279c78d4164b2499e8b9c1269f6ce709e4b899fe4687240f47f3673803f29804063c6a7c5ae96468c2178f0

  • SSDEEP

    196608:jY8PgLjv+bhqNVoB0SEsucQZ41JBbIR11tY:c8PwL+9qz80SJHQK1JI1vY

Malware Config

Targets

    • Target

      ExmPaidTweaks.exe

    • Size

      7.4MB

    • MD5

      fb85c9ed03b0ba5a1cb056918422b013

    • SHA1

      68e862e622451164142f5143965109097daf3353

    • SHA256

      335e38a7985a1357ffe96c98258a8a8a4e10897a3a5bd97c06de9a8f5bc98c7b

    • SHA512

      832978b77aae80cf12d6feea3bb54c7c5766985e0279c78d4164b2499e8b9c1269f6ce709e4b899fe4687240f47f3673803f29804063c6a7c5ae96468c2178f0

    • SSDEEP

      196608:jY8PgLjv+bhqNVoB0SEsucQZ41JBbIR11tY:c8PwL+9qz80SJHQK1JI1vY

    • Command and Scripting Interpreter: PowerShell

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

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Looks up external IP address via web service

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

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Enumerates processes with tasklist

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks