Cybercrime Groups Using Vishing and SSO Abuse in Rapid SaaS Extortion Attacks

Cybersecurity researchers are warning of two cybercrime groups that are carrying out “rapid, high-impact attacks” operating almost within the confines of SaaS environments, while leaving minimal traces of their actions.
The clusters, Cordial Spider (aka BlackFile, CL-CRI-1116, O-UNC-045, and UNC6671) and Snarky Spider (aka O-UNC-025 and UNC6661), have been attributed to high-speed data theft and

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