In late 2024, amidst the ongoing conflict, Ukrainian government and civilian organizations began receiving highly targeted . These emails appeared to be urgent documents, but tucked inside was a double-archived file: Lab02.7z . The Weapon: CVE-2025-0411
: Hackers discovered that if they buried a malicious file inside a nested archive (like a ZIP inside Lab02.7z ), 7-Zip would fail to pass that "unsafe" flag to the inner file when extracted. Lab02.7z
This script reached out to the hackers' command-and-control servers to download . In late 2024, amidst the ongoing conflict, Ukrainian
Today, Lab02.7z remains a textbook example of how attackers use mundane-looking archive files to weaponize small software bugs into major international security incidents. This script reached out to the hackers' command-and-control
Once installed, the malware began , harvesting sensitive data, and providing a "backdoor" for further espionage. The Resolution