![Russian Hackers Use Zulip Chat App for Covert C&C in Diplomatic Phishing Attacks Russian Hackers Use Zulip Chat App for Covert C&C in Diplomatic Phishing Attacks](https://search.ai.wiki/wp-content/uploads/2023/08/russian-hackers-use-zulip-chat-app-for-covert-cc-in-diplomatic-phishing-attacks.gif)
Russian Hackers Use Zulip Chat App for Covert C&C in Diplomatic Phishing Attacks
An ongoing campaign targeting ministries of foreign affairs of NATO-aligned countries points to the involvement of Russian threat actors.
The phishing attacks feature PDF documents with diplomatic lures, some of which are disguised as coming from Germany, to deliver a variant of a malware called Duke, which has been attributed to APT29 (aka BlueBravo, Cloaked Ursa, Cozy Bear, Iron Hemlock,