Analysis

  • max time kernel
    122s
  • max time network
    162s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2023 21:45

General

  • Target

    MSVCR100.dll

  • Size

    755KB

  • MD5

    bf38660a9125935658cfa3e53fdc7d65

  • SHA1

    0b51fb415ec89848f339f8989d323bea722bfd70

  • SHA256

    60c06e0fa4449314da3a0a87c1a9d9577df99226f943637e06f61188e5862efa

  • SHA512

    25f521ffe25a950d0f1a4de63b04cb62e2a3b0e72e7405799586913208bf8f8fa52aa34e96a9cc6ee47afcd41870f3aa0cd8289c53461d1b6e792d19b750c9a1

  • SSDEEP

    12288:yMmCy3nAgPAxN9ueqix/HEmxsvGrif8ZSy+rdQw2QRAtd74/vmYK6H3BV0eAI:dmCy3KxW3ixPEmxsvGrm8Z6r+JQPzV4I

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\MSVCR100.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2728
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\MSVCR100.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2684
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 224
        3⤵
        • Program crash
        PID:2316

Network

MITRE ATT&CK Matrix

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Downloads