Analysis

  • max time kernel
    135s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-06-2023 23:48

General

  • Target

    DS9BFB.dscapture.net_2023-06-14T08.13.33+0900_10.41.77.11-58784_192.121.17.69-80_e22852533637a303defc8ae08a7e32e7_97.dll

  • Size

    520KB

  • MD5

    e22852533637a303defc8ae08a7e32e7

  • SHA1

    86e00ba99a035c890df3a7d1bfe25552e6a18011

  • SHA256

    cf7e0b43cbe03d84638f72f87b7f7313201b37a703dbc162a8475aef5da48ad9

  • SHA512

    75d4f8dd4ab00762201b5e660cf97995395b525f62c4f90343ced305b436126cfa50b801d01d1a361d22857f988d2e02fba9a6dd149f0b28abac9b48ca54966d

  • SSDEEP

    12288:xspsY6tHFBPl7rNu5bZHZ95gjyIaa0Pxg:xspsY6tHFBd7rIl175gjyIl0O

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\DS9BFB.dscapture.net_2023-06-14T08.13.33+0900_10.41.77.11-58784_192.121.17.69-80_e22852533637a303defc8ae08a7e32e7_97.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1548
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\DS9BFB.dscapture.net_2023-06-14T08.13.33+0900_10.41.77.11-58784_192.121.17.69-80_e22852533637a303defc8ae08a7e32e7_97.dll,#1
      2⤵
        PID:3872
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3872 -s 600
          3⤵
          • Program crash
          PID:800
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3872 -ip 3872
      1⤵
        PID:4396

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/3872-133-0x0000000066240000-0x00000000662C3000-memory.dmp

        Filesize

        524KB