Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/02/2024, 22:36

General

  • Target

    87d7bea732bd67feb563bb76017d438a.dll

  • Size

    847KB

  • MD5

    87d7bea732bd67feb563bb76017d438a

  • SHA1

    39254cbc0b7c863687a477d6ada8327d6889a9e3

  • SHA256

    80cc8b9417a1dbaf03ce2eae4d67aebee1487146a35b879f7695064ac57fd020

  • SHA512

    f918d17b0d74b3ef12614e2fd6122ec36c309b25532d6aa8ac3bf65e7bf23435d247e8fcb679a9cde14d93d5f4d4bc5343725ec839b74bbf619a7c0545d0bbfb

  • SSDEEP

    24576:dn76hXX7w4OQfkKWksCdUG0EtQK8lz9Cd7X700q/Lg:dn76xXU4rf9WkpdUpYNd30h/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\87d7bea732bd67feb563bb76017d438a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3692
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\87d7bea732bd67feb563bb76017d438a.dll,#1
      2⤵
        PID:1720
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 652
          3⤵
          • Program crash
          PID:460
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1720 -ip 1720
      1⤵
        PID:4996

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/1720-0-0x0000000002090000-0x0000000002195000-memory.dmp

              Filesize

              1.0MB

            • memory/1720-1-0x00000000006D0000-0x00000000006D1000-memory.dmp

              Filesize

              4KB