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Russian Hackers Exploit 7-Zip Flaw to Spread Malware

2/4/2025

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Summary

Story summary

Russian hackers have taken advantage of a critical flaw in 7-Zip software, allowing them to bypass Windows' security measures and unleash SmokeLoader malware on Ukrainian organizations since September 2024. Phishing emails with double-archived files have been the weapon of choice. Trend Micro is urging users to upgrade to version 24.09 to protect against this threat.

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Story summary

Russian hackers have taken advantage of a critical flaw in 7-Zip software, allowing them to bypass Windows' security measures and unleash SmokeLoader malware on Ukrainian organizations since September 2024. Phishing emails with double-archived files have been the weapon of choice. Trend Micro is urging users to upgrade to version 24.09 to protect against this threat.