Apt-c-20 is a apt_group tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed July 8, 2026; most recent activity July 8, 2026.
APT-C-20, also known as Fancy Bear or APT28, has launched a new intrusion campaign utilizing advanced techniques to evade detection. The group employs LSB steganography to hide shellcode within PNG images, allowing them…