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Threat actors exchange beacons for badgers to evade endpoint security

July 7, 2022

Unidentified cyber threat actors have started using Brute Ratel C4 (BRc4), an adversary simulation tool similar to Cobalt Strike, to try to avoid detection by endpoint security solutions and gain a foothold on target networks, Palo Alto Networks researchers have found.

Their line of attack is apparently successful, as one of the files delivering the Brute Ratel C4 “badger” – a payload for remote access similar to Cobalt Strike’s Beacon – has initially not been flagged as malicious by security tools leveraged by VirusTotal.

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