@plusvic

Software Engineer at https://xitter.cf/t.co/hCtkCkTR4I

Joined June 2009
  • Tweets1.6K
  • Following201
  • Followers4.4K
44Media
YARA-X v1.22.0 is out! github.com/VirusTotal/yara-x…

Release v1.22.0 · VirusTotal/yara-x

Add int64, int64be, uint64, and uint64be built-in functions, and support for unsigned 64-bit integers and integer literals greater than i64::MAX (#806). Add pe.offset_to_rva function to pe module t...

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YARA-X 1.21.0 has been released github.com/VirusTotal/yara-x…

Release v1.21.0 · VirusTotal/yara-x

Add Scanner.set_module_output to Python bindings (#744). Add debug command for showing atoms (#748). Allow reading scan lists from stdin (#753). Performance improvements (#747, #750, #755, #756, #7...

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Victor M. Alvarez retweeted
Miguel Ángel Durán
@midudevSep 20
En un mes hemos pasado de "la IA nos va a quitar el trabajo" a "la IA nos va a quitar la vida"
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Victor M. Alvarez retweeted
Bryan Cantrill
@bcantrillSep 13
The contagion of fear bcantrill.dtrace.org/2026/09…

The contagion of fear

I have a difficult confession to make — a shameful incident that I have never spoken of, even to those closest to me. Late one night in my first year at university and having found computer science...

bcantrill.dtrace.org
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Victor M. Alvarez retweeted
Todd P.
@toddatlargeSep 10
YARA is powerful and this course by @stvemillertime did a good job teaching foundational concepts with real-world examples for practical application.
Applied Network Defense@NetworkDefenseSep 10
Learn to use YARA to detect malware, triage compromised systems, and perform threat intelligence research. networkdefense.co/courses/ya…
Evelyne Diaz Araque wrote, "I loved this course. I had a very decent familiarity with YARA already, but this course offered such a rigorous, robust, and comprehensive dive into what YARA is and how it can be leveraged. I will totally recommend it to my colleagues. "

ALT Evelyne Diaz Araque wrote, "I loved this course. I had a very decent familiarity with YARA already, but this course offered such a rigorous, robust, and comprehensive dive into what YARA is and how it can be leveraged. I will totally recommend it to my colleagues. "

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YARA-X 1.20.0 is out! github.com/VirusTotal/yara-x…

Release v1.20.0 · VirusTotal/yara-x

Implement SIMD-accelerated masked literal matching (#691). Improve atom extraction heuristics for better performance (#690, 1e14f60). Improve scan performance by applying file size and file header ...

github.com
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The language server for YARA now can be found in Open VSX too. open-vsx.org/extension/virus…
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I keep trying to make YARA-X more user-friendly. Now it helps you catch a very common error in YARA rules: virustotal.github.io/yara-x/…

Beware of the wildcard

Introducing the new unintended_pattern_in_set compiler warning in YARA-X to catch overlapping variable prefixes and pattern set collisions.

virustotal.github.io
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The credits are for the contributors that sent all the bug fixes. Kudos to them.
Florian Roth ⚡️
@cyb3ropsJul 29
You may want to update your YARA because Victor shipped some new releases and fixed several bugs github.com/VirusTotal/yara/r…
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YARA-X 1.19.0 is out github.com/VirusTotal/yara-x…. Next version may be the first one supporting file decompression (i.e: scanning inside ZIP files and other formats). Stay tuned!

Release v1.19.0 · VirusTotal/yara-x

Add missing machine architecture types to pe module (#687). Add warning for single-byte patterns (71baa67). Add warning for duplicate patterns in a rule (9061803). Small optimization when generatin...

github.com
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YARA-X 1.18.0 is out! github.com/VirusTotal/yara-x…

Release v1.18.0 · VirusTotal/yara-x

Improve scan performance by ignoring patterns that can't match due to file header constraints (#676). Optimize regular expression evaluation (#678). New --cpu-limit option for the CLI (e9ee494)...

github.com
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YARA-X 1.17.0 has been released. This time with the long-awaited `--fast-scan` option. github.com/VirusTotal/yara-x…

Release v1.17.0 · VirusTotal/yara-x

Add support for modules developed in external crates (#655). Implement the fast scan mode and --fast-scan option for the CLI (297ceb9, a9ebdf7). Improve performance by grouping multiple matches exp...

github.com
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For those who are interested in learning about the recent performance improvements in YARA-X: virustotal.github.io/yara-x/…

YARA-X just got faster

Explore recent performance improvements in YARA-X, including daachorse Aho-Corasick integration and RegexSet evaluation optimizations.

virustotal.github.io
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YARA-X 1.16.0 is out! This time with performance improvements that make it much faster. With this release YARA-X is faster than traditional YARA in almost every case. github.com/VirusTotal/yara-x…

Release v1.16.0 · VirusTotal/yara-x

Multiple performance improvements (#623, #624, #626, #627, #629, #631, #632, #635, #649, #654). Implement constant folding for bitwise operations (#634). Allow specifying context size for matches (...

github.com
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YARA-X 1.15.0 is out! github.com/VirusTotal/yara-x…

Release v1.15.0 · VirusTotal/yara-x

Add full support for WASM. The whole yara-x create now can be built for WASM (#583, #588, #598). New playground at https://virustotal.github.io/yara-x/playground/ (#601). The yr check command now n...

github.com
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Do you want to play with YARA-X without installing it? virustotal.github.io/yara-x/… Thanks to Kevin Muñoz for this contribution.
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Victor M. Alvarez retweeted
omnia@omniasecJan 8
🧠 From binary analysis to YARA rules—without leaving Omnia. Upload a sample, inspect it in hex, and generate YARA rules with AI directly from the file view. Faster analysis. Actionable detection. 📖 Learn more: docs.omniasec.ai/blog/from-b… 🌐 Visit us: omniasec.ai

From Binary Analysis to YARA Rules—Powered by AI

TL;DR: Upload a binary to Omnia, analyze it, inspect it in hex, and generate YARA rules with AI—directly from the file view. What this is Omnia lets you analyze binaries and turn that analysis into...

docs.omniasec.ai
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Victor M. Alvarez retweeted
Florian Roth ⚡️
@cyb3ropsMar 11
We have tools that can help people write. Instead, we use them to make everyone sound the same. I wrote a short blog post on that here: cyb3rops.medium.com/im-sick-…
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Using the YARA Language Server to enforce rule metadata standards: virustotal.github.io/yara-x/…

Enforcing YARA metadata standards

Using the language servers for enforcing metadata standards for YARA rules

virustotal.github.io
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YARA-X v1.14.0 has been released! github.com/VirusTotal/yara-x…

Release v1.14.0 · VirusTotal/yara-x

Multiple improvements in language server (#559, #560, #561, #564, #568, #579). Added deps command to the CLI tool that shows rule dependencies (#498). Improve macho module by parsing DYLD_CHAINED_I...

github.com
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And it also includes the first stable version of the VSCode extension: marketplace.visualstudio.com…

YARA Language - Visual Studio Marketplace

Extension for Visual Studio Code - The official YARA language extension. Provides syntax highlighting, autocompletion and more.

marketplace.visualstudio.com
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