Ax Sharma

Ax is a Security Researcher at Sonatype and Engineer who holds a passion for perpetual learning. His works and expert analyses have frequently been featured by leading media outlets. Ax's expertise lies in security vulnerability research, reverse engineering, and software development. In his spare time, he loves exploiting vulnerabilities ethically and educating a wide range of audiences.

PyPI Package 'secretslib' Drops Fileless Linux Malware to Mine Monero

By Ax Sharma on August 11, 2022 vulnerabilities

7 minute read time

Sonatype identified a 'secretslib' PyPI package that covertly installs cryptominers on Linux systems.
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Ransomware in PyPI: Sonatype Spots 'Requests' Typosquats

By Ax Sharma on August 02, 2022 vulnerabilities

8 minute read time

Sonatype has spotted multiple typosquats of the popular Python library, 'requests' that contain ransomware scripts.
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StringJS Typosquat Deploys Discord Infostealer Obfuscated Five Times

By Ax Sharma on July 26, 2022 vulnerabilities

4 minute read time

An npm package called 'stringjs_lib' identified by Sonatype this week typosquats the popular npm library 'string' (or StringJS) to ship an obfuscated info-stealer obfuscated not one, five times.
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This Week in Malware—John Deere dependency confusion attempt and more

By Ax Sharma on July 22, 2022 vulnerabilities

3 minute read time

We discovered and analyzed 17 packages, at least a dozen of which were dependency confusion PoCs directly targeting the agricultural equipment giant John Deere (Deere & Company). An additional 42
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John Deere dependency confusion attempt flagged by Sonatype

By Ax Sharma on July 21, 2022 vulnerabilities

4 minute read time

Sonatype identified 17 npm packages, at least 12 of which directly target John Deere's private npm dependencies via dependency confusion, a technique that continues to repeatedly be employed by bug
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This Week in Malware—July 15th Edition

By Ax Sharma on July 15, 2022 vulnerabilities

2 minute read time

This Week in Malware we identified over 34 npm and PyPI packages that are either dependency confusion candidates, prank packages, contain PoC reverse shell code, or otherwise contain extensive
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This Week in Malware—Python packages peek into your Telegram, set up Windows RDP access

By Ax Sharma on July 08, 2022 vulnerabilities

3 minute read time

This Week in Malware we discovered and analyzed multiple malicious PyPI packages that either set up new Remote Desktop user accounts on your Windows computer or steal encrypted Telegram data files
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PyPI Packages Steal Telegram Cache Files, Add Windows Remote Desktop Accounts

By Ax Sharma on July 07, 2022 vulnerabilities

4 minute read time

We analyze Python packages that steal Telegram Desktop client files and set up Remote Desktop access accounts after infecting Windows systems.
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This Week in Malware—Python Cryptominers, 345 Dependency Confusion Packages

By Ax Sharma on July 01, 2022 vulnerabilities

17 minute read time

This week's highlights include a PyPI typosquat that drops a cryptominer and AWS credential stealer, along with an influx of 345 dependency confusion packages caught by Sonatype's automated malware
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