
腾讯玄武实验室安全动态推送
Tencent Xuanwu Lab Security Daily News
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[ Firmware ] UEFI 固件运行在 "Ring -2 Hypervisor",藏在其中的 Exploits 具有天然的高权限和隐蔽性,同时它不开源,分析起来比较困难。为了解决这个问题,Google 的研究员提出了 NERF (Non-Extensible Reduced Firmware) 方案,利用微型的 Linux 内核和 initramfs 替换所有的固件组件: https://schd.ws/hosted_files/osseu17/84/Replace%20UEFI%20with%20Linux.pdf
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[ MachineLearning ] 利用像素攻击愚弄深层神经网络(Paper): https://arxiv.org/pdf/1710.08864.pdf
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[ MalwareAnalysis ] 利用 dex-oracle 工具处理 Android 恶意软件的反混淆问题: https://rednaga.io/2017/10/28/hacking-with-dex-oracle-for-android-malware-deobfuscation/ https://github.com/CalebFenton/dex-oracle
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[ MalwareAnalysis ] Checkpoint 对 IoTroop 僵尸网络的详细调查报告: https://research.checkpoint.com/iotroop-botnet-full-investigation/
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[ Web Security ] 使用 XSS 绕过 CSRF 防御: https://dl.packetstormsecurity.net/papers/attack/Using_XSS_to_bypass_CSRF_protection.pdf
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[ Windows ] Windows 10 秋季版更新(1709)中,Windows Defender Application Guard(WDAG)已经将精简版的 Hyper-V 隔离技术引入到 Edge 浏览器中: https://blogs.technet.microsoft.com/mmpc/2017/10/23/making-microsoft-edge-the-most-secure-browser-with-windows-defender-application-guard/
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[ Windows ] Jungo DriverWizard WinDriver Kernel Pool Overflow 漏洞 PoC: https://github.com/theevilbit/kex/blob/master/usage_examples/CVE-2017-14153_windrvr1240-50_win7x86.py