Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/02/2024, 20:31

General

  • Target

    netty-all-4.0.23.Final.jar

  • Size

    1.7MB

  • MD5

    4725826ca7ba3713db6748ee8f3906c3

  • SHA1

    0294104aaf1781d6a56a07d561e792c5d0c95f45

  • SHA256

    50510e9c9874b539b98ef931fe7eeeb002f6b5b1976ea37669b9493426294561

  • SHA512

    80fcf9653620a614fb444d039c8bd8c195db25cb16f39ccccd87c1434fbc836c66f792e7717cc989b66d57c0a86365b8ae051c107916c231d4ecd0b4d2908490

  • SSDEEP

    24576:eTZZySEwtY+G2WZeW58R8ThJZw62EgC6fCyL1zjLr6NewH5pWzwNdemBpC7+RjiM:Qz1En2WX8qXK62666UzvWDZrNdemBmOz

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\netty-all-4.0.23.Final.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2960
    • 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:4864

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

          Filesize

          46B

          MD5

          1eeba877b4898f796591c5255cfd07c8

          SHA1

          89c6277eab47adebca28bcbaa1e6425f6497491d

          SHA256

          1fbe96c3f302704fbe6457a65d265554393da5fc2f8c102d246842a0d4649ef4

          SHA512

          9a1c019beb0ec08998ae7c06ff0151addc85f76a42e3563ed96aea09dcebeab66686abf93b2624c96143f0b25ef989a3f40de4edbefa99996661135ce856a13d

        • memory/2960-2-0x0000021F83740000-0x0000021F84740000-memory.dmp

          Filesize

          16.0MB

        • memory/2960-12-0x0000021F83720000-0x0000021F83721000-memory.dmp

          Filesize

          4KB