docs(huya): 模拟器存活闪退诊断报告与 Frida 探测脚本证据

- 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
2026-08-27 17:58:32 +08:00
parent 36b5d78050
commit 49c5c36c05
100 changed files with 8666 additions and 0 deletions
@@ -0,0 +1,108 @@
+#!/usr/bin/env python3
+"""干净验证: 模拟器 spawn + 挂起加载 bypass → resume → 确认存活并抓到 dfpReport。
+打印每个 bypass 脚本的 event, 确认安装成功。
+"""
+from __future__ import annotations
+import frida, time, json, subprocess
+from pathlib import Path
+
+REMOTE = "127.0.0.1:31878"
+PACKAGE = "com.duowan.kiwi"
+RE = Path("/Users/yml/codes/Reverse-Engineering-Agent-Universal-v3.0")
+OUT = Path("/Users/yml/codes/douyu_login_py/evidence/emu_clean_verify.json")
+
+MAIN_JS = """
+'use strict';
+send({type:'armed'});
+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 '';}}
+function head(p,n){try{return p.readCString(n);}catch(e){return '';}}
+try{
+  var r=new ApiResolver('module');
+  r.enumerateMatchesSync('exports:*!SSL_write').forEach(function(m){
+    Interceptor.attach(m.address,{onEnter:function(a){
+      var len=a[2].toInt32();
+      if(len<50||len>50000)return;
+      var h=head(a[1],Math.min(len,1500));
+      if(h.indexOf('dfpReport')>=0||h.indexOf('dckey')>=0){
+        send({cls:h.indexOf('dfpReport')>=0?'dfpReport':'dckey',len:len,hex:hexb(a[1],len)});
+      }
+    }});
+  });
+  send({type:'hooked'});
+}catch(e){send({type:'err',e:String(e)});}
+"""
+
+
+def bypass_events(session, js_path, label):
+    """加载 bypass 并捕获其 send(event) 消息, 返回是否成功安装."""
+    events = []
+
+    def on_msg(m, d):
+        if m.get('type') == 'send':
+            events.append(m.get('payload'))
+        elif m.get('type') == 'error':
+            events.append({'scripterr': str(m)[:120]})
+
+    try:
+        sc = session.create_script(js_path.read_text())
+        sc.on('message', on_msg)
+        sc.load()
+        time.sleep(0.15)
+        print(f"  [{label}] events: {events}", flush=True)
+        return events
+    except Exception as e:
+        print(f"  [{label}] load ERR: {e}", flush=True)
+        return [{'loaderr': str(e)[:120]}]
+
+
+def main():
+    subprocess.run(["adb", "-s", "127.0.0.1:5555", "shell", "am", "force-stop", PACKAGE], capture_output=True)
+    time.sleep(1.5)
+    d = frida.get_device_manager().add_remote_device(REMOTE)
+    pid = d.spawn([PACKAGE])
+    print(f"[*] spawned pid={pid}", flush=True)
+    session = d.attach(pid)
+    print("[*] suspended, loading bypass (fast)...", flush=True)
+
+    e1 = bypass_events(session, RE / "evidence/scripts/bypass_msaoaid_maps_art_callsite.js", "bypass_msaoaid")
+    e2 = bypass_events(session, RE / "evidence/scripts/mask_frida_maps_only.js", "mask_frida")
+
+    print("[*] resuming...", flush=True)
+    d.resume(pid)
+    ok = []
+
+    # patch_guard 在 resume 后加载
+    e3 = bypass_events(session, RE / "evidence/scripts/patch_guard_block_termination.js", "patch_guard")
+
+    # 主 hook
+    events = []
+    def on_main(m, dta):
+        if m.get('type') == 'error':
+            print("[JS-ERR]", str(m)[:120], flush=True); return
+        p = m.get('payload') or {}
+        t = p.get('type')
+        if t == 'armed': print("[*] armed", flush=True)
+        elif t == 'hooked': print("[*] SSL_write hooked", flush=True)
+        elif 'cls' in p:
+            print(f"[*] {p['cls']} len={p['len']}", flush=True)
+            events.append(p); OUT.write_text(json.dumps(events))
+    sc = session.create_script(MAIN_JS)
+    sc.on('message', on_main)
+    sc.load()
+
+    # 观察 25s: 存活 + 是否有 dfpReport
+    for t in [2, 4, 6, 8, 10, 15, 20, 25]:
+        time.sleep(t if t == 2 else t - prev)
+        prev = t
+        alive = [p for p in d.enumerate_processes() if p.pid == pid]
+        print(f"  +{t}s alive={bool(alive)}", flush=True)
+        if not alive:
+            print("[*] *** App DEAD at +%ds ***" % t, flush=True); break
+    print(f"[*] final alive check: {bool([p for p in d.enumerate_processes() if p.pid==pid])}", flush=True)
+    print(f"[*] dfpReport captured: {len([e for e in events if e.get('cls')=='dfpReport'])}", flush=True)
+    try: d.kill(pid)
+    except: pass
+
+
+if __name__ == "__main__":
+    main()