Analysis

  • max time kernel
    86s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-09-2022 22:44

General

  • Target

    ef590fb7dddd31987f897b3b859062b772111cf3f99c85f43c73c707b5ac665c.dll

  • Size

    16KB

  • MD5

    7eee6e2d8e858442154ae93d19272260

  • SHA1

    6d545017edcc07f67e4be5df0d344429f12430d0

  • SHA256

    ef590fb7dddd31987f897b3b859062b772111cf3f99c85f43c73c707b5ac665c

  • SHA512

    949de2221dfb26e29669b0906434f4471c42c431bebf53223c1dc324e0431fc1f420b50d93ab96f7e1c897e425cf6e321fe5d1cee6c987f8c1eb380be17e053e

  • SSDEEP

    192:nioQ61A/0LiQxqfKD6VkagfWhiQ7SMrZ4l96wCfQFinJcwnHNj70MECIsCvQjcWF:Mx0iQxqslQmT9qYFKcsJqvAzel/m

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\ef590fb7dddd31987f897b3b859062b772111cf3f99c85f43c73c707b5ac665c.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4216
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ef590fb7dddd31987f897b3b859062b772111cf3f99c85f43c73c707b5ac665c.dll,#1
      2⤵
        PID:4576
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4576 -s 576
          3⤵
          • Program crash
          PID:4496
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4576 -ip 4576
      1⤵
        PID:1948

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4576-132-0x0000000000000000-mapping.dmp

      • memory/4576-133-0x0000000000541000-0x0000000000544000-memory.dmp

        Filesize

        12KB