Karlo Zanki

Karlo Zanki
Reverse Engineer at ReversingLabs

Recent Posts from Karlo Zanki

March 12, 2024

BIPClip: Malicious PyPI packages target crypto wallets

RL has discovered a campaign using malicious PyPI packages posing as open-source libraries to steal BIP39 mnemonic phrases used for crypto wallet recovery.
March 27, 2023

VS Code hack shows how supply chain attacks can spread

The new Visual Studio Code IDE hack highlights the risk of spreading beyond the Extensions Marketplace. Here's how the threat can proliferate to npm.
December 19, 2022

SentinelSneak: Malicious PyPI module poses as security SDK

A malicious Python file found on the PyPI repo adds backdoor and data exfiltration features to what appears to be a legitimate SDK client from SentinelOne.
December 1, 2022

W4SP continues to nest in PyPI: Same supply chain attack, different distribution method

Here's ReversingLabs' discoveries and indicators of compromise (IOCs) for W4SP, as well as links to our YARA rule that can be used to detect the malicious Python packages in your environment. 
September 23, 2022

Threat analysis: Malicious npm package mimics Material Tailwind CSS tool

ReversingLabs has discovered a malicious npm package disguised as the software tool Material Tailwind. Here's an in-depth look at our discovery — and threat analysis. (Updated with MachO executable information.)
August 29, 2022

New malicious packages in PyPI: What it means for securing open source repositories

After a recent discovery of malicious PyPI packages, questions remain about the security community’s ability to mitigate threats posed to open source repositories.