Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    18/04/2026, 16:25

General

  • Target
    Pushed version/Sylt.exe.WebView2/EBWebView/Speech Recognition/1.15.0.1/Microsoft.CognitiveServices.Speech.core.dll
  • Size 2.6MB
  • Sample260418-txd2jacz7k
  • SHA256 62a13d8459e0992c311dc3551bf3c2d1ce167ea7fa40f0ec62193f3bd760b36e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10

Malware Config

Signatures

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Pushed version\Sylt.exe.WebView2\EBWebView\Speech Recognition\1.15.0.1\Microsoft.CognitiveServices.Speech.core.dll",#1
    1⤵
      PID:5020

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          memory/5020-0-0x00000208B4420000-0x00000208B45CC000-memory.dmp