Analysis

  • max time kernel
    1790s
  • max time network
    1608s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-es
  • resource tags

    arch:x64arch:x86image:win10-20230220-eslocale:es-esos:windows10-1703-x64systemwindows
  • submitted
    28-02-2023 22:16

General

  • Target

    MultiMC/Qt5Xml.dll

  • Size

    221KB

  • MD5

    f09bf12746b7821c7ab1e16ce41e9119

  • SHA1

    f70368238133e02957e465ae1196f064da69680b

  • SHA256

    dbdd63614097767943c585c09f08d346500683e308861f583b2589618d491d6a

  • SHA512

    ff3dfbec1efb9dae085da3b38f1f7b3d59c289137bc18c8330a6ae95471eded0569669dbf9eb83ffb3be03803c6eb248f2999b963614c40719bc953138fe85d5

  • SSDEEP

    3072:nn7BwPZm8TEGjKh+NPmuWFaDA1w1Bn6PJQD+B6TQtiPVSe00FUAuDl3DF+bDXW2b:uPdjKhY+uWFaDA1jeu6TQtiPWuPW2

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\MultiMC\Qt5Xml.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2224
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\Qt5Xml.dll,#1
      2⤵
        PID:4556
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4556 -s 684
          3⤵
          • Program crash
          PID:2104

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/4556-120-0x0000000066C00000-0x0000000066C3E000-memory.dmp
      Filesize

      248KB

    • memory/4556-121-0x000000006E940000-0x000000006E964000-memory.dmp
      Filesize

      144KB

    • memory/4556-122-0x000000006FC40000-0x000000006FD41000-memory.dmp
      Filesize

      1.0MB

    • memory/4556-123-0x0000000064940000-0x0000000064954000-memory.dmp
      Filesize

      80KB

    • memory/4556-124-0x0000000068880000-0x0000000068DAF000-memory.dmp
      Filesize

      5.2MB