Analysis

  • max time kernel
    1730s
  • max time network
    1168s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 11:08

General

  • Target

    jre/bin/instrument.dll

  • Size

    113KB

  • MD5

    ab6ed0cfd0c52dbede1be910efa8a89b

  • SHA1

    83cbc2746a50c155261407ece3d7a5c58aad0437

  • SHA256

    8a6fbb08e0f418a3bb80cc65233e7270c820741dd57525ed7fd3cc479a49396e

  • SHA512

    41773183fc20e42bf208064163aa55658692b9221560146e4f6a676f96fc76541ed82f1efdfa31f8c25ba42f271f7d9087de681da937bbf0eb2c781e027f1218

  • SSDEEP

    1536:0LHPDcdivqC4xMfl/hAxfZ/t0QHQIM7iVxoQCpGlyir0wIOfnToIfemrVZQirM:0rPDco4xMNEfZ1LQG4igmvTBfem7QcM

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\instrument.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4464
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\instrument.dll,#1
      2⤵
        PID:4908
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 608
          3⤵
          • Program crash
          PID:416
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4908 -ip 4908
      1⤵
        PID:3084

      Network

      MITRE ATT&CK Matrix

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      Downloads