Analysis

  • max time kernel
    136s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/05/2024, 12:33

General

  • Target
    penis23.jar
  • Size 639KB
  • Sample240531-pq7caaha41
  • SHA256 f4445fe6b37ff5fc1887b0e7141f833b0f54fc6fa72e1c7db94c918b98b3d864
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Modifies file permissions 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 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\penis23.jar
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5076
    • 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:4320

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 cf3ce80b0534cc0916fd6d121870fe8dda1584228c1bcb2255ed60e7f7e05386
        • MD5 SHA1 SHA512

        memory/5076-35-0x000001651F640000-0x000001651F8B0000-memory.dmp

        memory/5076-31-0x000001651F920000-0x000001651F930000-memory.dmp

        memory/5076-17-0x000001651F8B0000-0x000001651F8C0000-memory.dmp

        memory/5076-21-0x000001651F8D0000-0x000001651F8E0000-memory.dmp

        memory/5076-22-0x000001651F8E0000-0x000001651F8F0000-memory.dmp

        memory/5076-25-0x000001651F8F0000-0x000001651F900000-memory.dmp

        memory/5076-26-0x000001651F900000-0x000001651F910000-memory.dmp

        memory/5076-36-0x000001651F8B0000-0x000001651F8C0000-memory.dmp

        memory/5076-2-0x000001651F640000-0x000001651F8B0000-memory.dmp

        memory/5076-33-0x000001651DD80000-0x000001651DD81000-memory.dmp

        memory/5076-18-0x000001651F8C0000-0x000001651F8D0000-memory.dmp

        memory/5076-34-0x000001651DD80000-0x000001651DD81000-memory.dmp

        memory/5076-28-0x000001651F910000-0x000001651F920000-memory.dmp

        memory/5076-37-0x000001651F8C0000-0x000001651F8D0000-memory.dmp

        memory/5076-39-0x000001651F8E0000-0x000001651F8F0000-memory.dmp

        memory/5076-38-0x000001651F8D0000-0x000001651F8E0000-memory.dmp

        memory/5076-40-0x000001651F8F0000-0x000001651F900000-memory.dmp

        memory/5076-41-0x000001651F900000-0x000001651F910000-memory.dmp

        memory/5076-45-0x000001651F930000-0x000001651F940000-memory.dmp

        memory/5076-44-0x000001651F910000-0x000001651F920000-memory.dmp

        memory/5076-46-0x000001651DD80000-0x000001651DD81000-memory.dmp

        memory/5076-47-0x000001651F920000-0x000001651F930000-memory.dmp

        memory/5076-48-0x000001651F930000-0x000001651F940000-memory.dmp