US posts $10 million reward over Russian cyber campaign targeting Signal, WhatsApp

US posts  million reward over Russian cyber campaign targeting Signal, WhatsApp
The United States is offering up to $10 million for information on members of UNC5792 and UNC4221, two Russia-linked groups accused of targeting Signal and WhatsApp accounts used by officials, journalists, and other high-profile figures. The FBI says the campaign relies on social engineering to steal verification codes, PINs, and backup recovery keys, while Ukraine’s SBU says it helped expose a related long-running espionage operation with the FBI. #UNC5792 #UNC4221 #FBI #SBU #Signal #WhatsApp

Keypoints

  • The U.S. is offering a $10 million reward for information on UNC5792 and UNC4221.
  • The groups are linked to Russia’s FSB, Border Guards, and military intelligence.
  • Attackers target Signal and WhatsApp accounts rather than the apps themselves.
  • Social engineering is used to steal codes, PINs, and backup recovery keys.
  • The FBI and Ukraine’s SBU linked the activity to a wider Russian espionage campaign.

Read More: https://therecord.media/10million-reward-us-russian-hackers-unc4221-unc5792