Analysis

  • max time kernel
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    29/05/2026, 17:14

General

  • Target
    Sul_File_Hider.bat
  • Size 7KB
  • Sample260529-vr856aay2y
  • SHA256 6e1c01fa1c4e65dad20daebe1c00c73b02a4ede6525f091314e52a8848201e1d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 10 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 10 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Sul_File_Hider.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2332
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c copy /Z "C:\Users\Admin\AppData\Local\Temp\Sul_File_Hider.bat" nul
      2⤵
        PID:1680
      • C:\Windows\system32\PING.EXE
        ping -n 2 ""
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3016
      • C:\Windows\system32\PING.EXE
        ping -n 2 ""
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4624
      • C:\Windows\system32\PING.EXE
        ping -n 2 ""
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:864
      • C:\Windows\system32\PING.EXE
        ping -n 2 ""
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:772
      • C:\Windows\system32\PING.EXE
        ping -n 2 ""
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3632
      • C:\Windows\system32\PING.EXE
        ping -n 2 ""
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3788
      • C:\Windows\system32\PING.EXE
        ping -n 2 ""
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:912
      • C:\Windows\system32\PING.EXE
        ping -n 2 ""
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3640
      • C:\Windows\system32\PING.EXE
        ping -n 2 ""
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4420
      • C:\Windows\system32\PING.EXE
        ping -n 2 ""
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:1376
      • C:\Windows\system32\mode.com
        mode con: cols=65 lines=22
        2⤵
          PID:2624
        • C:\Windows\system32\attrib.exe
          attrib +S +H "C:\Users\Admin\Contacts\FFHide"
          2⤵
          • Sets file to hidden
          • Views/modifies file attributes
          PID:3384

      Network

            MITRE ATT&CK Enterprise v16

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            Downloads