FamousSparrow Exploits Public-Facing Exchange Servers to Deploy SparroWocky Backdoor

FamousSparrow has introduced a new backdoor called SparroWocky after breaking into public-facing Microsoft Exchange servers. The campaign shows how a known espionage group can turn an exposed email system into a quiet, long-term entry point inside a government network. The impact extends beyond the first host, because email servers commonly hold...