From bc4f021fa9c14a63d0f1296dfb249b51d6982f87 Mon Sep 17 00:00:00 2001 From: pdf Date: Fri, 19 May 2023 23:17:44 -0700 Subject: [PATCH] suuuper alpha. might fall over. v0.0.1. --- binhop.py | 100 ++++++++++------ index.html | 40 +------ requirements.txt | 1 + static/binhop.css | 109 +++++++++++++++++ static/binhop.js | 273 ++++++++++++++++++++++++++++++++++++------- static/chroma.min.js | 58 +++++++++ 6 files changed, 463 insertions(+), 118 deletions(-) create mode 100644 static/binhop.css create mode 100644 static/chroma.min.js diff --git a/binhop.py b/binhop.py index ada4c8b..989b5f5 100644 --- a/binhop.py +++ b/binhop.py @@ -6,32 +6,45 @@ import time import tempfile import binwalk import os - - +from aiohttp_compress import compress_middleware from aiohttp import web + async def scan_file(filename, base_dir): try: - scan = binwalk.scan(filename, signature=True, quiet=True, extract=True, matryoshka=True, remove_after_execute=False, directory=base_dir) + scan = binwalk.scan( + filename, + signature=True, + quiet=True, + extract=True, + matryoshka=True, + remove_after_execute=False, + directory=base_dir, + ) return scan except binwalk.ModuleException as e: print("Critical failure: ", e) + async def build_listing(path): result = {} + num_files, num_dirs = 0, 0 for item in os.listdir(path): item_path = os.path.join(path, item) if os.path.isdir(item_path): - result[item] = await build_listing(item_path) + files, dirs, result[item] = await build_listing(item_path) + num_files += files + num_dirs += 1 + dirs else: result[item] = {"s": os.path.getsize(item_path)} - print(item) - return result + num_files += 1 + return num_files, num_dirs, result + async def upload_file(request): reader = await request.multipart() field = await reader.next() - assert field.name == 'file' + assert field.name == "file" start_time = time.time() filename = field.filename @@ -39,8 +52,7 @@ async def upload_file(request): sha1_hash = hashlib.sha1() md5_hash = hashlib.md5() - - temp_file = tempfile.NamedTemporaryFile(mode='ab', delete=False) + temp_file = tempfile.NamedTemporaryFile(mode="ab", delete=False) while True: chunk = await field.read_chunk() @@ -50,7 +62,7 @@ async def upload_file(request): file_size += len(chunk) sha1_hash.update(chunk) md5_hash.update(chunk) - + try: working_dir = tempfile.TemporaryDirectory(ignore_cleanup_errors=True) scan = await scan_file(temp_file.name, working_dir.name) @@ -59,72 +71,88 @@ async def upload_file(request): finally: os.unlink(temp_file.name) - carved = [] + carved, summary = [], [] for sig in sigs.results: tmp_path = sig.file.path if tmp_path in extractor: if sig.offset in extractor[tmp_path].carved: end_offset = sig.offset + os.path.getsize(extractor[tmp_path].carved[sig.offset]) - print("Carved data from offsets 0x%X-0x%X to %s" % (sig.offset, end_offset, extractor[tmp_path].carved[sig.offset])) + summary.append( + "Carved data from offsets 0x%X-0x%X to %s" + % (sig.offset, end_offset, extractor[tmp_path].carved[sig.offset]) + ) carved.append({"start": sig.offset, "end": end_offset, "d": sig.description}) if sig.offset in extractor[tmp_path].extracted: extracted_files = [x for x in extractor[tmp_path].extracted[sig.offset].files if os.path.isfile(x)] extracted_dirs = [x for x in extractor[tmp_path].extracted[sig.offset].files if os.path.isdir(x)] - print("Extracted %d files and %d directories from offset 0x%X to '%s' using '%s'" % (len(extracted_files), len(extracted_dirs), sig.offset, extractor[tmp_path].extracted[sig.offset].files[0], sigs.extractor.output[tmp_path].extracted[sig.offset].command)) - for i in extractor[tmp_path].extracted[sig.offset].files: - print(f" File: {i}") - # listing = await build_listing(working_dir.name) - # print(listing) + summary.append( + "Extracted %d files and %d directories from offset 0x%X to '%s' using '%s'" + % ( + len(extracted_files), + len(extracted_dirs), + sig.offset, + extractor[tmp_path].extracted[sig.offset].files[0], + sigs.extractor.output[tmp_path].extracted[sig.offset].command, + ) + ) + num_files, num_dirs, listing = await build_listing(working_dir.name) working_dir.cleanup() response_data = { - 'meta': { - 'name': filename, - 'sizeb': file_size, - 'sha1': sha1_hash.hexdigest(), - 'md5': md5_hash.hexdigest(), - 'sig_quant': len(sigs.magic.signatures) + "meta": { + "name": filename, + "sizeb": file_size, + "sha1": sha1_hash.hexdigest(), + "md5": md5_hash.hexdigest(), + "sig_quant": len(sigs.magic.signatures), + "files": num_files, + "dirs": num_dirs, }, - 'offsets': carved + "offsets": carved, + "ls": listing, + "ql": summary, } processing_time = time.time() - start_time minutes, seconds = divmod(processing_time, 60) milliseconds = processing_time - int(processing_time) - response_data['meta']['duration'] = f"{int(minutes):02d}:{int(seconds):02d}.{int(milliseconds * 1000):03d}" + response_data["meta"]["duration"] = f"{int(minutes):02d}:{int(seconds):02d}.{int(milliseconds * 1000):03d}" return web.json_response(response_data) async def serve_index(request): - return web.FileResponse('index.html') + return web.FileResponse("index.html") async def serve_static(request): path = request.path[1:] - if not path.startswith('static/'): + if not path.startswith("static/"): return web.HTTPNotFound() return web.FileResponse(path) async def main(): app = web.Application() + app.middlewares.append(compress_middleware) - app.add_routes([ - web.get('/', serve_index), - web.post('/api/upload_file', upload_file), - web.get('/static/{tail:.*}', serve_static) - ]) + app.add_routes( + [ + web.get("/", serve_index), + web.post("/api/upload_file", upload_file), + web.get("/static/{tail:.*}", serve_static), + ] + ) runner = web.AppRunner(app) await runner.setup() - site = web.TCPSite(runner, 'localhost', 8080) + site = web.TCPSite(runner, "localhost", 8080) await site.start() - print('binhop is running at http://localhost:8080') + print("binhop is running at http://localhost:8080") await asyncio.Event().wait() -if __name__ == '__main__': +if __name__ == "__main__": loop = asyncio.new_event_loop() asyncio.set_event_loop(loop) - asyncio.run(main()) \ No newline at end of file + asyncio.run(main()) diff --git a/index.html b/index.html index ee2109e..01b8892 100644 --- a/index.html +++ b/index.html @@ -4,44 +4,8 @@ binhop + - @@ -57,6 +21,8 @@ + + \ No newline at end of file diff --git a/requirements.txt b/requirements.txt index f780f01..79f9316 100644 --- a/requirements.txt +++ b/requirements.txt @@ -1,2 +1,3 @@ aiohttp +aiohttp-compress binwalk \ No newline at end of file diff --git a/static/binhop.css b/static/binhop.css new file mode 100644 index 0000000..9291f95 --- /dev/null +++ b/static/binhop.css @@ -0,0 +1,109 @@ +body { + color: #fff; +} +.header { + max-width: 600px; + margin: 0 auto; + text-align: center; +} +.container { + max-width: 1200px; + margin: 0 auto; +} +.logo { + margin-top: 50px; + margin-bottom: 30px; + width: 200px; +} +.button-center { + max-width: 600px; + margin: 0 auto; + text-align: center; +} +button { + background-color: #3498db; + color: #fff; + border: none; + padding: 10px 20px; + font-size: 16px; +} +button:hover { + background-color: #2980b9; +} +pre { + white-space: pre-wrap; +} +#footer { + position: fixed; + bottom: 10px; + right: 10px; + background-color:#263745; + padding: .2em; + opacity: 0.4; +} +/* Yet unused, from https://iamkate.com/code/tree-views/ */ +/* .tree{ + --spacing : 1.5rem; + --radius : 10px; +} +.tree li{ + display : block; + position : relative; + padding-left : calc(2 * var(--spacing) - var(--radius) - 2px); +} +.tree ul{ + margin-left : calc(var(--radius) - var(--spacing)); + padding-left : 0; +} +.tree ul li{ + border-left : 2px solid #ddd; +} +.tree ul li:last-child{ + border-color : transparent; +} +.tree ul li::before{ + content : ''; + display : block; + position : absolute; + top : calc(var(--spacing) / -2); + left : -2px; + width : calc(var(--spacing) + 2px); + height : calc(var(--spacing) + 1px); + border : solid #ddd; + border-width : 0 0 2px 2px; +} +.tree summary{ + display : block; + cursor : pointer; +} +.tree summary::marker, .tree summary::-webkit-details-marker{ + display : none; +} +.tree summary:focus{ + outline : none; +} +.tree summary:focus-visible{ + outline : 1px dotted #000; +} +.tree li::after, .tree summary::before{ + content : ''; + display : block; + position : absolute; + top : calc(var(--spacing) / 2 - var(--radius)); + left : calc(var(--spacing) - var(--radius) - 1px); + width : calc(2 * var(--radius)); + height : calc(2 * var(--radius)); + border-radius : 50%; + background : #ddd; +} +.tree summary::before{ + content : '+'; + z-index : 1; + background : #696; + color : #fff; + line-height : calc(2 * var(--radius) - 2px); + text-align : center; +} +.tree details[open] > summary::before{ + content : '−'; +} */ diff --git a/static/binhop.js b/static/binhop.js index 77fcd17..3718889 100644 --- a/static/binhop.js +++ b/static/binhop.js @@ -1,40 +1,197 @@ function draw_bytes(data) { const canvas = document.getElementById("blob"); const ctx = canvas.getContext("2d"); + const colorScale = chroma.scale(['#4c6c81', '#9c2f2f']).mode('lch'); - // canvas.width = canvas.parentNode.width; - // canvas.height = canvas.parentNode.height; - - const blockSize = 2; - const blockPadding = 1; + const numBlocks = Math.ceil(data.meta.sizeb / 1200); + const blockSize = canvas.width / numBlocks; ctx.fillStyle = "#ddd"; + ctx.fillRect(0, 0, canvas.width, canvas.height); - const numBlocks = Math.ceil(data.meta.sizeb / (blockSize + blockPadding)); - for (let i = 0; i < numBlocks; i++) { - const x = i * (blockSize + blockPadding); - ctx.fillRect(x, 0, blockSize, canvas.height); - } + // console.log("size: " + data.meta.sizeb); + // console.log("numblocks: " + numBlocks); + data.offsets.forEach((offset, idx) => { + const start = Math.floor((offset.start / data.meta.sizeb) * numBlocks); + const end = Math.ceil((offset.end / data.meta.sizeb) * numBlocks); + // console.log(offset.d + ": " + start + ", " + end + " | " + offset.start + ", " + offset.end); + ctx.fillStyle = colorScale(idx / data.offsets.length).alpha(0.2); + ctx.fillRect(start * blockSize, 0, (end - start) * blockSize, canvas.height); + }); - ctx.fillStyle = "blue"; - data.offsets.forEach((offset) => { - const start = Math.floor(offset.start / (blockSize + blockPadding)); - const end = Math.ceil(offset.end / (blockSize + blockPadding)); - for (let i = start; i < end; i++) { - const x = i * (blockSize + blockPadding); - ctx.fillRect(x, 0, blockSize, canvas.height); - } + canvas.addEventListener('mousemove', function(event) { + const rect = canvas.getBoundingClientRect(); + const mouseX = event.clientX - rect.left; + const mouseY = event.clientY - rect.top; + + const tooltips = []; + + data.offsets.forEach((offset, idx) => { + const start = Math.floor((offset.start / data.meta.sizeb) * numBlocks); + const end = Math.ceil((offset.end / data.meta.sizeb) * numBlocks); + const rectX = start * blockSize; + const rectY = 0; + const rectWidth = (end - start) * blockSize; + const rectHeight = canvas.height; + + if (mouseX >= rectX && mouseX <= rectX + rectWidth && mouseY >= rectY && mouseY <= rectY + rectHeight) { + const tooltipText = ` ${first_substr(offset.d)}`; + const tooltipWidth = ctx.measureText(tooltipText).width + 20; + const tooltipHeight = 30; + + let tooltipX = mouseX + 10; + let tooltipY = mouseY - tooltipHeight - 10; + + if (tooltipX + tooltipWidth > canvas.width) { + tooltipX = canvas.width - tooltipWidth; + } + + if (tooltipY < 0) { + tooltipY = 0; + } + + // Check for overlapping tooltips + for (let i = 0; i < tooltips.length; i++) { + const otherTooltip = tooltips[i]; + + if (tooltipX < otherTooltip.x + otherTooltip.width && + tooltipX + tooltipWidth > otherTooltip.x && + tooltipY < otherTooltip.y + otherTooltip.height && + tooltipY + tooltipHeight > otherTooltip.y) { + + // Overlapping, adjust the position + tooltipX = otherTooltip.x + otherTooltip.width + 10; + + if (tooltipX + tooltipWidth > canvas.width) { + tooltipX = mouseX - tooltipWidth - 10; + } + + if (tooltipX < 0) { + tooltipX = 0; + } + + tooltipY = otherTooltip.y; + } + } + + tooltips.push({ + x: tooltipX, + y: tooltipY, + width: tooltipWidth, + height: tooltipHeight + }); + + ctx.fillStyle = '#fff'; + ctx.fillRect(tooltipX, tooltipY, tooltipWidth, tooltipHeight); + + ctx.fillStyle = '#000'; + ctx.font = '.6em Arial'; + ctx.fillText(tooltipText, tooltipX + 10, tooltipY + 20); + // colored circle + const circleSize = 10; + ctx.fillStyle = colorScale(idx / data.offsets.length).alpha(0.2); + ctx.beginPath(); + ctx.arc(tooltipX + 15, tooltipY + 15, circleSize / 2, 0, 2 * Math.PI); + ctx.fill(); + // re-draw the rest + ctx.fillStyle = colorScale(idx / data.offsets.length).alpha(0.2); + ctx.fillRect(start * blockSize, 0, (end - start) * blockSize, canvas.height); + } + }); + }); + + canvas.addEventListener('mouseout', function(event) { + ctx.clearRect(0, 0, canvas.width, canvas.height); + data.offsets.forEach((offset, idx) => { + const start = Math.floor((offset.start / data.meta.sizeb) * numBlocks); + const end = Math.ceil((offset.end / data.meta.sizeb) * numBlocks); + ctx.fillStyle = colorScale(idx / data.offsets.length).alpha(0.2); + ctx.fillRect(start * blockSize, 0, (end - start) * blockSize, canvas.height); + }); }); } +// function create_listing(listing) { +// const ul = document.createElement('ul'); +// ul.classList.add("tree-padding", "tree-vertical-lines", "tree-horizontal-lines", "tree-summaries", "tree-markers", "tree-buttons") + +// for (const key in listing) { +// const value = listing[key]; + +// if (typeof value == 'object') { +// const li = document.createElement('li'); +// const summary = document.createElement('summary'); +// summary.innerText = key; +// li.appendChild(summary); + +// const nestedUl = create_listing(value); +// li.appendChild(nestedUl); +// ul.appendChild(li); +// } else { +// const li = document.createElement('li'); +// const summary = document.createElement('summary'); +// summary.classList.add('no-pico'); +// summary.innerText = `${key} (${value.s})`; +// li.appendChild(summary); +// ul.appendChild(li); +// } +// } +// return ul; +// } + +function file_summaries(data) { + const ul = document.createElement('ul'); + for (const [key, val] of Object.entries(data.ql)) { + const li = document.createElement('li'); + li.textContent = `${val}`; + ul.appendChild(li); + } + return ul; +} + +function create_listing(listing) { + const ul = document.createElement('ul'); + + for (const key in listing) { + const value = listing[key]; + + if ('s' in value) { + const li = document.createElement('li'); + li.innerText = `${key} (${bytes_to_human(value.s)})`; + ul.appendChild(li); + } + else { // (typeof value === 'object') { + const li = document.createElement('li'); + + li.innerText = `${key}/`; + + const nestedUl = create_listing(value); + + li.appendChild(nestedUl); + ul.appendChild(li); + } + } + return ul; +} + function bytes_to_human(bytes) { + num = parseInt(bytes); const units = ["B", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"]; let i =0; - while (bytes >= 1024 && i < units.length - 1) { - bytes /= 1024; + while (num >= 1024 && i < units.length - 1) { + num /= 1024; i++; } - return bytes.toFixed(2) + " " + units[i]; + return num.toFixed(2) + " " + units[i]; +} + +function first_substr(description) { + const index = description.indexOf(','); + if (index === -1) { + return description; + } else { + return description.substring(0, index); + } } async function process_upload(file) { @@ -52,24 +209,26 @@ async function process_upload(file) { }); if (response.ok) { + // if (1 === 1) { const data = await response.json(); + // const json = '{"meta":{"name":"miwifi_r4av2_firmware_6bdd4_2.30.500.bin","sizeb":13632488,"sha1":"6cefd9d5de3b80799d0341b19043d108624dcaca","md5":"639616a5b70983903ccdd019a7a6bdd4","sig_quant":411,"duration":"00:05.457"},"offsets":[{"start":960,"end":13630770,"d":"LZMA compressed data"},{"start":1704660,"end":13621866,"d":"Squashfs filesystem"},{"start":4534008,"end":5267984,"d":"xz compressed data"},{"start":5258380,"end":5267984,"d":"ASCII cpio archive"}]}'; + // const data = JSON.parse(json); + const container = document.querySelector('.container'); // visualization container.innerHTML = ` -
-
- +
+
-
- -

${data.meta.name}

+
+

${data.meta.name}

blob meta
- + @@ -77,35 +236,59 @@ async function process_upload(file) { - - + + - + + + + + + + + + + + + + - +
filename:input filename: ${data.meta.name}
${data.meta.duration}
size:${data.meta["sizeb"]} (${bytes_to_human(data.meta.sizeb)})file size in bytes:${data.meta.sizeb} (${bytes_to_human(data.meta.sizeb)})
sha1:files discovered:${data.meta.files}
directories unpacked:${data.meta.dirs}
signatures tried:${data.meta.sig_quant}
sha1 hash: ${data.meta.sha1}
md5:md5 hash: ${data.meta.md5}
-
-
Header
- Body -
Footer
-
-
-
Header
- Body -
Footer
-
-
${JSON.stringify(data, null, 2)}
- -
+ +
+ binwalk extraction log + +
+ +
+ +
+ full file listing + +
+ +
+ +
+ raw json response (dev) + 
${JSON.stringify(data, null, 2)}
+
`; draw_bytes(data); + + const file_list = document.getElementById('file-list'); + file_list.appendChild(create_listing(data.ls[Object.keys(data.ls)[0]])); + + const quick_look = document.getElementById('quick-look'); + quick_look.appendChild(file_summaries(data)); } else { console.error('error uploading file'); } diff --git a/static/chroma.min.js b/static/chroma.min.js new file mode 100644 index 0000000..bff9550 --- /dev/null +++ b/static/chroma.min.js @@ -0,0 +1,58 @@ +/** + * chroma.js - JavaScript library for color conversions + * + * Copyright (c) 2011-2019, Gregor Aisch + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * 3. The name Gregor Aisch may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL GREGOR AISCH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, + * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * ------------------------------------------------------- + * + * chroma.js includes colors from colorbrewer2.org, which are released under + * the following license: + * + * Copyright (c) 2002 Cynthia Brewer, Mark Harrower, + * and The Pennsylvania State University. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, + * either express or implied. See the License for the specific + * language governing permissions and limitations under the License. + * + * ------------------------------------------------------ + * + * Named colors are taken from X11 Color Names. + * http://www.w3.org/TR/css3-color/#svg-color + * + * @preserve + */ + +!function(r,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):(r="undefined"!=typeof globalThis?globalThis:r||self).chroma=e()}(this,(function(){"use strict";for(var r=function(r,e,n){return void 0===e&&(e=0),void 0===n&&(n=1),rn?n:r},e=r,n={},t=0,a=["Boolean","Number","String","Function","Array","Date","RegExp","Undefined","Null"];t255)&&(r._clipped=!0),r[n]=e(r[n],0,255)):3===n&&(r[n]=e(r[n],0,1));return r},limit:r,type:o,unpack:function(r,e){return void 0===e&&(e=null),r.length>=3?Array.prototype.slice.call(r):"object"==u(r[0])&&e?e.split("").filter((function(e){return void 0!==r[0][e]})).map((function(e){return 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