Welcome To
Free Lab Fridays
Free Lab Fridays is an initiative started by
Black Hills Information Security, Antisyphon Training, and their partner, MetaCTF
This initiative has a simple goal: Education for All.
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Browse through our Lab Database
7 items
Backround Intelligent Transfer Service As Exfil
Backround Intelligent Transfer Service(BITS) As Exfil BITS is a built-in Windows service that was designed to transfer files in the background - think Windows Update downloads, or software patches…
Cloud Based Services As Exfil
Cloud-Based Services as Exfil Once an attacker is inside a network, they need to get the data out. The problem for them is that moving files to some unknown server in another country tends to raise…
Domain Fronting As C2
Domain Fronting as C2 Once an attacker has a foothold inside a network, they need a way to communicate with their tools remotely. That communication channel is called Command and Control , or C2. The…
Domain Name System As C2
Domain Name System(DNS) As C2 Every device on the internet needs DNS to function. It's the protocol that translates domain names like into IP addresses your computer can actually connect to. Because…
HTTP As Exfil
HTTP As Exfil HTTP exfiltration happens when an attacker uses normal web traffic to move stolen data out of a compromised system. Instead of using obvious malicious channels, they blend into regular…
HTTPS As Exfil
HTTPS As Exfil Once an attacker is inside a system, they need to get the data out. The obvious problem: the network is being watched. Firewalls block weird ports. Security tools flag unusual traffic.…