Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 09:28

General

  • Target
    c4cbbf950886528b20015f390c75481c.jar
  • Size 5KB
  • Sample240603-lfp4gaab21
  • SHA256 c118146ed054580bede9f8f65d46e3b4adf3c50067b775a47e7b647eb3556f9c
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Modifies file permissions 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\c4cbbf950886528b20015f390c75481c.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3280
    • C:\Windows\system32\icacls.exe
      C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
      2⤵
      • Modifies file permissions
      PID:4976

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        3903daac9bc4a3b7.timestamp

        • Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
        • Size 46B
        • SHA256 0e62a3a8b73cfdf8775bc7b7bc897a76ea743195ee441db00e6ecace8594a781
        • MD5 SHA1 SHA512

        memory/3280-2-0x0000024A02E40000-0x0000024A030B0000-memory.dmp

        memory/3280-12-0x0000024A02E20000-0x0000024A02E21000-memory.dmp

        memory/3280-14-0x0000024A02E40000-0x0000024A030B0000-memory.dmp