Analysis

  • max time kernel
    95s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-04-2024 08:45

General

  • Target

    $PLUGINSDIR/ymwaxaqwhy.dll

  • Size

    26KB

  • MD5

    2d4ed9e7b664a0dc8188a557cc6edbcb

  • SHA1

    c2eadf17c215ba6a7e7a2e9944bd1802a5480c20

  • SHA256

    514a4531d1cd29e16e21fe49b89847679d6088d646d785d258424e60435963ce

  • SHA512

    b8bc7b38aa284437d552920c775bd59a815b5939ae26b1ab16eb4bc449a9dcd36bdbcec75fcc53ce8d77da71cd7460d701cfb4e540b102b19bc00e7bf0123ba1

  • SSDEEP

    384:NmIOU9BVn+b7McBrZgjqJ4c6y5oP1PfdFmMS2KjxlkmwX:NRZBVW7X9HJaZPVwMS2KjxlkP

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ymwaxaqwhy.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:928
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ymwaxaqwhy.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4856
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ymwaxaqwhy.dll,#1
        3⤵
          PID:4968
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4856 -s 688
          3⤵
          • Program crash
          PID:3508
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4856 -ip 4856
      1⤵
        PID:2508

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4856-0-0x0000000075140000-0x000000007514A000-memory.dmp

        Filesize

        40KB