Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-05-2024 14:17

General

  • Target

    4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36.exe

  • Size

    535KB

  • MD5

    d17dcd3b8f0bd0ae5eee86b39c4232c5

  • SHA1

    8d9ed7444aabf5df4e4066c707358e03c9a38cf8

  • SHA256

    4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36

  • SHA512

    e5bba3470615b5f854209ce8d7fbea534cc6092d7f1ed1eef32c570aeef118467e1dd1772e8a8cab4507c7088fe4ca798d086189464f51086e05255e87fce22f

  • SSDEEP

    12288:z/JPISLQOyNXK9ayXmhUcVbbwKylMV+rGLvbOHxGz:z78fN6YrbtbJHVsG1z

Malware Config

Signatures

  • MedusaLocker

    Ransomware with several variants first seen in September 2019.

  • MedusaLocker payload 4 IoCs
  • Program crash 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36.exe
    "C:\Users\Admin\AppData\Local\Temp\4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36.exe"
    1⤵
      PID:2364
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 572
        2⤵
        • Program crash
        PID:2008
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 616
        2⤵
        • Program crash
        PID:3196
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2364 -ip 2364
      1⤵
        PID:3840
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2364 -ip 2364
        1⤵
          PID:3716

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2364-0-0x0000000000400000-0x0000000000476000-memory.dmp

          Filesize

          472KB

        • memory/2364-5-0x0000000000401000-0x000000000043E000-memory.dmp

          Filesize

          244KB

        • memory/2364-3-0x0000000000400000-0x0000000000476000-memory.dmp

          Filesize

          472KB

        • memory/2364-6-0x0000000000400000-0x0000000000476000-memory.dmp

          Filesize

          472KB

        • memory/2364-4-0x00000000005A0000-0x00000000005DF000-memory.dmp

          Filesize

          252KB

        • memory/2364-2-0x0000000000400000-0x0000000000476000-memory.dmp

          Filesize

          472KB

        • memory/2364-1-0x0000000000400000-0x0000000000476000-memory.dmp

          Filesize

          472KB

        • memory/2364-7-0x0000000001FF0000-0x0000000001FF2000-memory.dmp

          Filesize

          8KB

        • memory/2364-8-0x0000000000400000-0x0000000000476000-memory.dmp

          Filesize

          472KB

        • memory/2364-10-0x0000000000401000-0x000000000043E000-memory.dmp

          Filesize

          244KB

        • memory/2364-9-0x00000000005A0000-0x00000000005DF000-memory.dmp

          Filesize

          252KB