General

  • Target
    CheckerCheat.exe
  • Size 2.3MB
  • Sample260703-khs3gaay2n
  • SHA256 a961039c04e7c67eb601288bc6f1649b8f5fceba550cd847b643c3dbf7997e05
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      CheckerCheat.exe
    • Size 2.3MB
    • SHA256 a961039c04e7c67eb601288bc6f1649b8f5fceba550cd847b643c3dbf7997e05
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Dracula aka Samurai Stealer payload

    • Family: Dracula, Samurai

      Dracula aka Samurai is a stealer written in C#.

    • Modifies WinLogon for persistence

    • Drops startup file

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

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

    • Command and Scripting Interpreter: PowerShell

      Start PowerShell.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks