Resubmissions

04/08/2026, 14:31

260804-rvvkdszsdt8

04/08/2026, 14:28

260804-rs196acc398

Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/08/2026, 14:28

General

  • Target
    Hosts_Patch.cmd
  • Size 1KB
  • Sample260804-rs196acc39
  • SHA256 73e1debe3f0503cd360e4a59256c5a677bad7350b14615ee904a8fa117e595b7
  • MD5 SHA1 SHA512 TLSH

Malware Config

Signatures

  • Drops file in Drivers directory 3 IoCs
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Hosts_Patch.cmd"
    1⤵
    • Drops file in Drivers directory
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:3376
    • C:\Windows\system32\attrib.exe
      attrib.exe -r -s -h "C:\Windows\system32\drivers\etc\hosts"
      2⤵
      • Drops file in Drivers directory
      • Views/modifies file attributes
      PID:4232
    • C:\Windows\system32\openfiles.exe
      OPENFILES
      2⤵
        PID:2584
      • C:\Windows\system32\find.exe
        FIND /C /I "127.0.0.1 license.serato.com" "C:\Windows\system32\drivers\etc\hosts"
        2⤵
          PID:4804
        • C:\Windows\system32\find.exe
          FIND /C /I "127.0.0.1 license.serato.io" "C:\Windows\system32\drivers\etc\hosts"
          2⤵
            PID:4268
          • C:\Windows\system32\attrib.exe
            attrib.exe +r "C:\Windows\system32\drivers\etc\hosts"
            2⤵
            • Drops file in Drivers directory
            • Views/modifies file attributes
            PID:3828
        • C:\Windows\System32\rundll32.exe
          C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
          1⤵
            PID:2404
          • C:\Windows\System32\NOTEPAD.EXE
            "C:\Windows\System32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Hosts_Patch.cmd
            1⤵
            • Opens file in notepad (likely ransom note)
            PID:2908

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                hosts

                • Path C:\Windows\system32\drivers\etc\hosts
                • Size 1KB
                • SHA256 ee6b49de1555f8f9ac6d82a902745119b502181b6fba1673895c802570a2afd5
                • MD5 SHA1 SHA512 TLSH

                hosts

                • Path C:\Windows\system32\drivers\etc\hosts
                • Size 1KB
                • SHA256 197718a1aec05057830bc9d34aca42d439081d8bd544d74003ffd0408d34cd65
                • MD5 SHA1 SHA512 TLSH