Pishing for corporate access
https://www.bleepingcomputer.com/news/security/us-government-warns-remote-workers-of-ongoing-vishing-campaign/
The Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Security Agency (CISA) issued a joint advisory warning teleworkers of an ongoing vishing campaign targeting entities from multiple US industry sectors.
Vishing (also known as voice phishing) is a type of social engineering attack where the attackers impersonate a trusted entity during a voice call to manipulate their targets into revealing sensitive information.