Microsoft Teams users beware – relays hit by ransomware hackers looking to hide malicious traffic
Symantec confirms DragonForce ransomware operators used Microsoft Teams TURN relays to covert C2 traffic Custom Go-based RAT “Backdoor.Turn” masked malicious activity as normal Teams communication The first in-wild use of the “Ghost Calls” technique; campaign shows very sophisticated craftsmanship with scattered spider links Experts have warned that cybercriminals are using Microsoft Teams relays as command-and-control […]









