Analysis

  • max time kernel
    142s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-12-2022 00:29

General

  • Target

    msvcp140.dll

  • Size

    439KB

  • MD5

    5ff1fca37c466d6723ec67be93b51442

  • SHA1

    34cc4e158092083b13d67d6d2bc9e57b798a303b

  • SHA256

    5136a49a682ac8d7f1ce71b211de8688fce42ed57210af087a8e2dbc8a934062

  • SHA512

    4802ef62630c521d83a1d333969593fb00c9b38f82b4d07f70fbd21f495fea9b3f67676064573d2c71c42bc6f701992989742213501b16087bb6110e337c7546

  • SSDEEP

    12288:McPa9C9VbL+3Omy5CvyOvzeOKdqhUgiW6QR7t5s03Ooc8dHkC2esGAWf:McPa90Vbky5CvyUeOKn03Ooc8dHkC2eN

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\msvcp140.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp140.dll,#1
      2⤵
        PID:5000
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 604
          3⤵
          • Program crash
          PID:4112
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 5000 -ip 5000
      1⤵
        PID:4800

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/5000-132-0x0000000000000000-mapping.dmp