Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2022 08:38

General

  • Target

    b23913d3ba25a26b6faea8113e3c67bf78feeb8cfe1d1e52d69d9161b5ebf466.dll

  • Size

    50KB

  • MD5

    1c2ef57d503b641d6c7eb03f5d8d572b

  • SHA1

    2e1cad619c13ba70e5f65a276af90b3860677518

  • SHA256

    b23913d3ba25a26b6faea8113e3c67bf78feeb8cfe1d1e52d69d9161b5ebf466

  • SHA512

    6af6515f6587a9167b66b92740d97c00cfdb0cfaee6eca681b17efad2b0a1bb58efe545b93832e8a65cf82fef0e54bb620933e6a4948f684171c84be0b6ea183

  • SSDEEP

    768:PlOuMeCm/mFIZMaK/ffrHlVVknbBudF9nnQpNwtUjCwStLCNDuD/tvM:/MeCmeyY/ffRAbBEFFkwtUuw5NCDV

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\b23913d3ba25a26b6faea8113e3c67bf78feeb8cfe1d1e52d69d9161b5ebf466.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2088
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b23913d3ba25a26b6faea8113e3c67bf78feeb8cfe1d1e52d69d9161b5ebf466.dll,#1
      2⤵
        PID:4732
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4732 -s 576
          3⤵
          • Program crash
          PID:1940
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4732 -ip 4732
      1⤵
        PID:2748

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4732-133-0x0000000010000000-0x0000000010024000-memory.dmp

        Filesize

        144KB