Analysis

  • max time kernel
    139s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-04-2024 01:17

General

  • Target

    Extxml2.dll

  • Size

    969KB

  • MD5

    5bfa0727d3c083becbe694b3c1647b58

  • SHA1

    5f124f2e0a0bce181fe702a0ce7bfe4adfa717e8

  • SHA256

    b3bb069c21097f07f2fb8a264eafac366b746fe2b932d0c86b54d331fa83fc08

  • SHA512

    ae692fdde18814d36cbdf38e4833859db13159388df98997acdb71aaaa1ccc1a4fa76045bf029da0f543acb53befe7a8483f7d23955736953b10956dd3be13a8

  • SSDEEP

    24576:JLcKcC0rO2s6c0k0/BMeJywAqiyOJUME9:ZMncDZQizS9

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\Extxml2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:516
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\Extxml2.dll,#1
      2⤵
        PID:4384
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4384 -s 620
          3⤵
          • Program crash
          PID:3708
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4384 -ip 4384
      1⤵
        PID:2224

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4384-0-0x0000000002BC0000-0x0000000002C99000-memory.dmp

        Filesize

        868KB

      • memory/4384-1-0x0000000062E80000-0x0000000062EA2000-memory.dmp

        Filesize

        136KB