General

  • Target

    60b5b44b1f5408f7188a0d3c447b2174_JaffaCakes118

  • Size

    1.2MB

  • Sample

    240729-z43lcs1brk

  • MD5

    60b5b44b1f5408f7188a0d3c447b2174

  • SHA1

    b896fcecbe9e307ed1dbdd7352827875fba50b7f

  • SHA256

    b779eabef9d5148f570bcb451f564bba1519a5616ba8a910ef3768cfe61b2cea

  • SHA512

    f7b56c314a1728120c1c47e25593bce58cea5ee353d8fce0f6d64d8b0709999b4f1fca424e6d5ed0164fb823cc5e6343fbe7415f381609b6e88396edbe4224e2

  • SSDEEP

    24576:BqqHXvbDj/RqcniRJRwjpK0htPfSTYmOKDmUQBb:BqqzDj/CfRwjpFrfvmPDmUQ

Malware Config

Targets

    • Target

      60b5b44b1f5408f7188a0d3c447b2174_JaffaCakes118

    • Size

      1.2MB

    • MD5

      60b5b44b1f5408f7188a0d3c447b2174

    • SHA1

      b896fcecbe9e307ed1dbdd7352827875fba50b7f

    • SHA256

      b779eabef9d5148f570bcb451f564bba1519a5616ba8a910ef3768cfe61b2cea

    • SHA512

      f7b56c314a1728120c1c47e25593bce58cea5ee353d8fce0f6d64d8b0709999b4f1fca424e6d5ed0164fb823cc5e6343fbe7415f381609b6e88396edbe4224e2

    • SSDEEP

      24576:BqqHXvbDj/RqcniRJRwjpK0htPfSTYmOKDmUQBb:BqqzDj/CfRwjpFrfvmPDmUQ

    • MassLogger

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

    • MassLogger Main payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • System Binary Proxy Execution: InstallUtil

      Abuse InstallUtil to proxy execution of malicious code.

    • Checks computer location settings

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

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks