yml2213
49c5c36c05
- 诊断报告: attach 主进程静默退出/EGL 崩溃, 仅约 4s 窗口可抓帧 - scripts: attach/spawn/hook/emu 系列 Frida 脚本与抓帧/验证工具 - evidence: identity/reqchain/frame/inputbuf/magic_buf/propedge 抓取样本, emu_* 存活对比, diag_* 策略实验, baseline 裸测基准
108 lines
3.9 KiB
Python
108 lines
3.9 KiB
Python
#!/usr/bin/env python3
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"""干净验证: 模拟器 spawn + 挂起加载 bypass → resume → 确认存活并抓到 dfpReport。
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打印每个 bypass 脚本的 event, 确认安装成功。
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"""
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from __future__ import annotations
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import frida, time, json, subprocess
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from pathlib import Path
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REMOTE = "127.0.0.1:31878"
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PACKAGE = "com.duowan.kiwi"
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RE = Path("/Users/yml/codes/Reverse-Engineering-Agent-Universal-v3.0")
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OUT = Path("/Users/yml/codes/douyu_login_py/evidence/emu_clean_verify.json")
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MAIN_JS = """
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'use strict';
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send({type:'armed'});
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function hexb(p,n){try{return Array.from(new Uint8Array(p.readByteArray(n))).map(b=>('0'+b.toString(16)).slice(-2)).join('');}catch(e){return '';}}
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function head(p,n){try{return p.readCString(n);}catch(e){return '';}}
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try{
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var r=new ApiResolver('module');
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r.enumerateMatchesSync('exports:*!SSL_write').forEach(function(m){
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Interceptor.attach(m.address,{onEnter:function(a){
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var len=a[2].toInt32();
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if(len<50||len>50000)return;
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var h=head(a[1],Math.min(len,1500));
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if(h.indexOf('dfpReport')>=0||h.indexOf('dckey')>=0){
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send({cls:h.indexOf('dfpReport')>=0?'dfpReport':'dckey',len:len,hex:hexb(a[1],len)});
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}
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}});
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});
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send({type:'hooked'});
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}catch(e){send({type:'err',e:String(e)});}
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"""
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def bypass_events(session, js_path, label):
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"""加载 bypass 并捕获其 send(event) 消息, 返回是否成功安装."""
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events = []
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def on_msg(m, d):
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if m.get('type') == 'send':
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events.append(m.get('payload'))
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elif m.get('type') == 'error':
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events.append({'scripterr': str(m)[:120]})
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try:
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sc = session.create_script(js_path.read_text())
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sc.on('message', on_msg)
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sc.load()
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time.sleep(0.15)
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print(f" [{label}] events: {events}", flush=True)
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return events
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except Exception as e:
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print(f" [{label}] load ERR: {e}", flush=True)
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return [{'loaderr': str(e)[:120]}]
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def main():
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subprocess.run(["adb", "-s", "127.0.0.1:5555", "shell", "am", "force-stop", PACKAGE], capture_output=True)
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time.sleep(1.5)
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d = frida.get_device_manager().add_remote_device(REMOTE)
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pid = d.spawn([PACKAGE])
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print(f"[*] spawned pid={pid}", flush=True)
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session = d.attach(pid)
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print("[*] suspended, loading bypass (fast)...", flush=True)
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e1 = bypass_events(session, RE / "evidence/scripts/bypass_msaoaid_maps_art_callsite.js", "bypass_msaoaid")
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e2 = bypass_events(session, RE / "evidence/scripts/mask_frida_maps_only.js", "mask_frida")
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print("[*] resuming...", flush=True)
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d.resume(pid)
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ok = []
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# patch_guard 在 resume 后加载
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e3 = bypass_events(session, RE / "evidence/scripts/patch_guard_block_termination.js", "patch_guard")
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# 主 hook
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events = []
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def on_main(m, dta):
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if m.get('type') == 'error':
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print("[JS-ERR]", str(m)[:120], flush=True); return
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p = m.get('payload') or {}
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t = p.get('type')
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if t == 'armed': print("[*] armed", flush=True)
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elif t == 'hooked': print("[*] SSL_write hooked", flush=True)
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elif 'cls' in p:
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print(f"[*] {p['cls']} len={p['len']}", flush=True)
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events.append(p); OUT.write_text(json.dumps(events))
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sc = session.create_script(MAIN_JS)
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sc.on('message', on_main)
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sc.load()
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# 观察 25s: 存活 + 是否有 dfpReport
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for t in [2, 4, 6, 8, 10, 15, 20, 25]:
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time.sleep(t if t == 2 else t - prev)
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prev = t
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alive = [p for p in d.enumerate_processes() if p.pid == pid]
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print(f" +{t}s alive={bool(alive)}", flush=True)
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if not alive:
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print("[*] *** App DEAD at +%ds ***" % t, flush=True); break
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print(f"[*] final alive check: {bool([p for p in d.enumerate_processes() if p.pid==pid])}", flush=True)
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print(f"[*] dfpReport captured: {len([e for e in events if e.get('cls')=='dfpReport'])}", flush=True)
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try: d.kill(pid)
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except: pass
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if __name__ == "__main__":
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main() |