Analysis

  • max time kernel
    149s
  • max time network
    175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-12-2022 01:50

General

  • Target

    1852-97-0x0000000000250000-0x000000000027A000-memory.dll

  • Size

    168KB

  • MD5

    0f9b985937b94985e2058e36a35358a8

  • SHA1

    21db9f327f85eb46b3780bf60a7e5bb1c0f5d44d

  • SHA256

    7c065469ca7c6e246d59c82eaeaa15ffb5fb5b6a571caccca342fc9bed9ad096

  • SHA512

    0e5c47f767303bfc27dfbe88e18fbfa7b82bcaf666aaaa8e8b81369229246cbc84c91816f3f64eb2e8df1cb821eeab1e0f89d4994761edf1b67411769316e698

  • SSDEEP

    3072:ogSPueeAMUSf/vGctAcJTRF23TBfpAfO/yaGv:pzdDfXGcucJVF23TBhAm/

Score
3/10

Malware Config

Signatures

  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1852-97-0x0000000000250000-0x000000000027A000-memory.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2000
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1852-97-0x0000000000250000-0x000000000027A000-memory.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3688
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3688 -s 560
        3⤵
        • Program crash
        PID:5100
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3688 -s 560
        3⤵
        • Program crash
        PID:2864
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3688 -ip 3688
    1⤵
      PID:4292

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/3688-132-0x0000000000000000-mapping.dmp
    • memory/5100-133-0x0000000000000000-mapping.dmp