Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    08/05/2026, 12:00

General

  • Target
    CrossRAT.jar
  • Size 217KB
  • Sample260508-n6c8psbw4j
  • SHA256 15af5bbf3c8d5e5db41fd7c3d722e8b247b40f2da747d5c334f7fd80b715a649
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\CrossRAT.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3008
    • C:\Windows\SYSTEM32\reg.exe
      reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run\ /v mediamgrs /t REG_SZ /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar "C:\Users\Admin\AppData\Local\Temp\mediamgrs.jar"" /f
      2⤵
      • Adds Run key to start application
      • Modifies registry key
      PID:4060

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/3008-2-0x00000226EB040000-0x00000226EB2B0000-memory.dmp

        memory/3008-13-0x00000226E9840000-0x00000226E9841000-memory.dmp

        memory/3008-18-0x00000226E9870000-0x00000226E987C000-memory.dmp

        memory/3008-19-0x00000226EB040000-0x00000226EB2B0000-memory.dmp