Analysis

  • max time kernel
    141s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230621-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-06-2023 21:59

General

  • Target

    4d81b964b809d1d3c642d331f17f80ee013fdd2b8bd2cffd191449313ea92353.dll

  • Size

    464KB

  • MD5

    b3e9aab33e74a23796b3e442920c9b7e

  • SHA1

    c8b8986658588fb0adb97ca8c7b8fe8f0c5a974b

  • SHA256

    4d81b964b809d1d3c642d331f17f80ee013fdd2b8bd2cffd191449313ea92353

  • SHA512

    c43cdf877f01603845953a384934a22d2006ac841d14d2f301c3162ff8d05723c9a722506629134b08ba5ff5f5cd940e69cf0df558db9670695f03f8c4439575

  • SSDEEP

    6144:eH1DBotbwjld1m1kGQnNrHRoaiCrIB28UJ1F5FRpS0X:eHhBaydQxqNrxoaHrIByJ13pR

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\4d81b964b809d1d3c642d331f17f80ee013fdd2b8bd2cffd191449313ea92353.dll, DllRegisterServer
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4432
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4d81b964b809d1d3c642d331f17f80ee013fdd2b8bd2cffd191449313ea92353.dll, DllRegisterServer
      2⤵
        PID:4608
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4608 -s 548
          3⤵
          • Program crash
          PID:3988
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4608 -ip 4608
      1⤵
        PID:732

      Network

      MITRE ATT&CK Matrix

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      Downloads