Analysis

  • max time kernel
    91s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-01-2023 02:53

General

  • Target

    happytime-onvif-server/vcruntime140.dll

  • Size

    78KB

  • MD5

    a37ee36b536409056a86f50e67777dd7

  • SHA1

    1cafa159292aa736fc595fc04e16325b27cd6750

  • SHA256

    8934aaeb65b6e6d253dfe72dea5d65856bd871e989d5d3a2a35edfe867bb4825

  • SHA512

    3a7c260646315cf8c01f44b2ec60974017496bd0d80dd055c7e43b707cadba2d63aab5e0efd435670aa77886ed86368390d42c4017fc433c3c4b9d1c47d0f356

  • SSDEEP

    1536:lw2886xv555et/MCsjw0BuRK3jteo3ecbA2W86b+Ld:lw28V55At/zqw+Iq9ecbA2W8H

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\happytime-onvif-server\vcruntime140.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1836
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\happytime-onvif-server\vcruntime140.dll,#1
      2⤵
        PID:380
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 380 -s 600
          3⤵
          • Program crash
          PID:2788
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 380 -ip 380
      1⤵
        PID:4092

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/380-132-0x0000000000000000-mapping.dmp