Resubmissions

01/05/2024, 06:33

240501-hbl98scc5710

01/05/2024, 06:29

240501-g89lcscb9310

Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/05/2024, 06:33

General

  • Target
    1.16.5.jar
  • Size 639KB
  • Sample240501-hbl98scc57
  • SHA256 0aa6491b61b2dbbd8e24f13dcfcd795fc62b943fa6ad9441435c673d010a7871
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Modifies file permissions 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\1.16.5.jar
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3380
    • 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:392
    • C:\Windows\SYSTEM32\attrib.exe
      attrib +H C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1714545238998.tmp
      2⤵
      • Views/modifies file attributes
      PID:4092
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c "REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Home /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1714545238998.tmp" /f"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3312
      • C:\Windows\system32\reg.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Home /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1714545238998.tmp" /f
        3⤵
        • Adds Run key to start application
        PID:4404

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        3903daac9bc4a3b7.timestamp

        • Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
        • Size 46B
        • SHA256 78079d9a98131ce728a22a13c32c3b6b929d8fe826ee478d617213c29b1cbf51
        • MD5 SHA1 SHA512

        1714545238998.tmp

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1714545238998.tmp
        • Size 639KB
        • SHA256 0aa6491b61b2dbbd8e24f13dcfcd795fc62b943fa6ad9441435c673d010a7871
        • MD5 SHA1 SHA512 SSDEEP

        memory/3380-54-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-68-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-15-0x000001FDDF320000-0x000001FDDF321000-memory.dmp

        memory/3380-34-0x000001FDDF320000-0x000001FDDF321000-memory.dmp

        memory/3380-40-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-44-0x000001FDDF320000-0x000001FDDF321000-memory.dmp

        memory/3380-46-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-48-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-49-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-53-0x000001FDDF320000-0x000001FDDF321000-memory.dmp

        memory/3380-10-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-56-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-24-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-60-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-58-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-61-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-62-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-63-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-64-0x000001FDDF320000-0x000001FDDF321000-memory.dmp

        memory/3380-65-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-66-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-59-0x000001FDDF320000-0x000001FDDF321000-memory.dmp

        memory/3380-71-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-72-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp

        memory/3380-74-0x000001FDE0BA0000-0x000001FDE1BA0000-memory.dmp