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The slides of our joint research talk “10 Years of Windows Privilege Escalation with Potatoes” at #POC2023 are out!
👉 github.com/antonioCoco/in…
cc @decoder_it
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Antonio Cocomazzi
1.8K posts
Antonio Cocomazzi
@splinter_code
offensive security - windows internals | BlueSky: https://t.co/ytvJCoaF2c | Mastodon: https://t.co/hNIHa6L14d
Italy Katılım Ağustos 2016
325 Takip Edilen9.4K Takipçiler
Antonio Cocomazzi retweetledi
> A new Project Zero blog post by James Forshaw
projectzero.google/2026/02/gphfh-…
Me: Oh hey, I recognize this function! UIAccess + GetProcessHandleFromHwnd / NtUserGetWindowProcessHandle were the core of my CVE-2021-31951 EoP 😋
So some fixes leading to v3 actually date a bit earlier
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Antonio Cocomazzi retweetledi
@decoder_it breaks down reflection attacks and their impact on enterprise security in this new talk at #INSO26. Are you interested in how modern authentication flow works? So this talk is for you!
Save your spot: ow.ly/cCr450Ykak4
#Infosec #INSO26 #CyberConference
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Antonio Cocomazzi retweetledi
Just dropped a short post on why some classic NTLM relay tricks seems to be dead on Server 2025.
decoder.cloud/2026/02/25/wha…
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Antonio Cocomazzi retweetledi
Just published a summary of "modern" Windows authentication reflection attacks. Turns out reflection never really died. 😅decoder.cloud/2025/11/24/ref…
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Antonio Cocomazzi retweetledi
Blog post about my recent CVE-2025-58726, aka “The Ghost Reflection” is out, read it here:
semperis.com/blog/exploitin…
🙃
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Antonio Cocomazzi retweetledi
Antonio Cocomazzi retweetledi
Antonio Cocomazzi retweetledi
Antonio Cocomazzi retweetledi
Better socket handle visibility coming soon to @SystemInformer 🔥
When viewing a process handle table, SI will recognize files under \Device\Afd and retrieve information about their state, protocol, addresses, and more. Also works on Bluetooth and Hyper-V sockets 🤩
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Apply here → sentinelone.com/jobs/?gh_jid=6…
Happy to chat if you want to learn more.
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The role is opened in multiple locations in Europe (we’re hiring across Italy, Spain, Poland, Czech Republic, Slovakia and France), with optional relocation support to Czechia if you'd prefer to move (must be eligible to work in the EU already at the time of applying).
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I’m hiring Staff Windows Security Researchers to join my XAT (eXploits and Anti-Tampering) team at @SentinelOne! 🔥
👉 sentinelone.com/jobs/?gh_jid=6…
More details 👇
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Antonio Cocomazzi retweetledi
Antonio Cocomazzi retweetledi
Another Monday. Another week of… endless emails, annoying meetings, and oh look, a three-headed monkey behind you!
Now that we have your attention, we can unveil the agenda for #RomHack2025 romhack.io/romhack-confer…
#infosec #securityconference
Rome, Lazio 🇮🇹 English
Antonio Cocomazzi retweetledi
I just published a blog post where I try to explain and demystify Kerberos relay attacks. I hope it’s a good and comprehensive starting point for anyone looking to learn more about this topic. ➡️decoder.cloud/2025/04/24/fro…
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Antonio Cocomazzi retweetledi
Microsoft has discovered post-compromise exploitation of CVE 2025-29824, a zero-day elevation of privilege vulnerability in Windows Common Log File System (CLFS), against a small number of targets. msft.it/6019qIVV9
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Antonio Cocomazzi retweetledi
NTLM relay is still a major threat and is now even easier to abuse. We just added new NTLM relay edges to BloodHound to help defenders fix and attackers think in graphs.
Read my detailed post - the most comprehensive guide on NTLM relay & the new edges:
ghst.ly/4lv3E31
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Antonio Cocomazzi retweetledi
We (me + @2igosha) have discovered a new Google Chrome 0-day that is being used in targeted attacks to deliver sophisticated spyware 🔥🔥🔥. It was just fixed as CVE-2025-2783 and we are revealing the first details about it and “Operation ForumTroll” securelist.com/operation-foru…
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Antonio Cocomazzi retweetledi
Check out our new blog post!
SentinelOne@SentinelOne
🍎🚨🕵️♂️ The notoriously elusive macOS malware, ReaderUpdate, is back — stealthier than ever. @philofishal and @syrion89 uncover how ReaderUpdate Reforged blends Go, Crystal, Nim, and Rust into a potent mix. 📄 This new research from SentinelOne exposes how these new variants are spreading and how you can protect your organization. Stay informed. Stay secure. Dive into the research: s1.ai/readup
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