Analysis

  • max time kernel
    77s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/07/2022, 23:36

General

  • Target
    8cc0bbda1b6f011b32db3625906aa0f793e968c8f7e7dcdfc80aa9d7c806f98d.jar
  • Size 638KB
  • Sample220724-3ll3faddc2
  • SHA256 8cc0bbda1b6f011b32db3625906aa0f793e968c8f7e7dcdfc80aa9d7c806f98d
  • MD5 SHA1 SHA512
Score
4/10

Malware Config

Signatures

  • Drops file in Program Files directory 24 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\ProgramData\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\8cc0bbda1b6f011b32db3625906aa0f793e968c8f7e7dcdfc80aa9d7c806f98d.jar
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:888
    • C:\Program Files\Java\jre1.8.0_66\bin\java.exe
      "C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar C:\Users\Admin\AppData\Local\Temp\_0.48017889377839558752970673716576556.class
      2⤵
      • Drops file in Program Files directory
      • Suspicious use of SetWindowsHookEx
      PID:2336

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        90737d32e3aba4b.timestamp

        • Path C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp
        • Size 50B
        • SHA256 00e9f315fa71f69b25a4b19aeed4996ec16f945be793b8e81c9e08bbea17d666
        • MD5 SHA1 SHA512

        _0.48017889377839558752970673716576556.class

        • Path C:\Users\Admin\AppData\Local\Temp\_0.48017889377839558752970673716576556.class
        • Size 241KB
        • SHA256 97d585b6aff62fb4e43e7e6a5f816dcd7a14be11a88b109a9ba9e8cd4c456eb9
        • MD5 SHA1 SHA512 SSDEEP

        83aa4cc77f591dfc2374580bbd95f6ba_e2a67401-6492-4cbf-87ab-b664c084dada

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2372564722-193526734-2636556182-1000\83aa4cc77f591dfc2374580bbd95f6ba_e2a67401-6492-4cbf-87ab-b664c084dada
        • Size 45B
        • SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
        • MD5 SHA1 SHA512

        memory/888-132-0x0000000002BF0000-0x0000000003BF0000-memory.dmp

        memory/888-140-0x0000000002BF0000-0x0000000003BF0000-memory.dmp

        memory/888-146-0x0000000002BF0000-0x0000000003BF0000-memory.dmp

        memory/888-148-0x0000000002BF0000-0x0000000003BF0000-memory.dmp

        memory/888-164-0x0000000002BF0000-0x0000000003BF0000-memory.dmp

        memory/2336-166-0x0000000003270000-0x0000000004270000-memory.dmp