This challenge has two phases. The first one involves creative thinking and research. The second one is live malware and reversing. Instructions and hints are built in. Rules and things you’ll need: 1. You need an isolated environment with a Read more…
Google and others have been working on implementing DNS over HTTPS. https://tools.ietf.org/id/draft-hoffman-dns-over-https-00.html This allows bypass of things like RPZ, DNS blackholes, and other protections. All the more reason to start thinking about SSL inspection. The right to privacy is understandable, Read more…
Struts vulnerable ISOs. https://pentesterlab.com/exercises/s2-045 https://struts.apache.org/docs/s2-045.html – CVE-2017-5638 https://pentesterlab.com/exercises/s2-052 https://struts.apache.org/docs/s2-052.html – CVE-2017-9805 Pentesterlab has over 20 free labs where you can learn some techniques used for some pretty big vulns that happened over the past few years. Pro version is 20 Read more…
MISP is free and it’s one of the best threat sharing platforms I could find. The beauty of MISP is how easy it is to integrate with tools like bro, Snort, and RPZ. You can do API calls and pull Read more…
I’ve been comparing SSL decryption services and devices, and Zscaler is much more than that. It’s an all-in-one Content Filtering, SSL decrypting, DLP, Bandwidth controlling(quota), IPS, Malware preventing(including sandbox) awesome cloud based solution. AND, It works with mobile devices even Read more…
Here’s how to install the CA certificate on multiple platforms for MITM. For Linux you have to import certificates into individual browsers. For Firefox, go to edit/preferences/advanced/certificates/view and import the cert under authorities. Check the box for “Identifies Websites.” For Read more…
Here’s how to generate custom certs and perform a MITM + SSL decryption with bettercap or Squid. MITM with Bettercap. Create a private key, CSR, and Certificate. openssl genrsa -out mitm.key 2048 openssl req -new -key mitm.key -out mitm.csr openssl Read more…
Attacker: 172.16.1.10 Victim: 172.16.1.20 Router: 172.16.1.1 Arpspoof method: First enable forwarding on the attacking system. echo ‘1’ > /proc/sys/net/ipv4/ip_forward Poison the ARP table of the router to tell it that you are the victim. arpspoof -i eth0 172.16.1.20 172.16.1.1 Poison Read more…
Here’s a pfSense setup with a HE tunnel, routed /64 on the inside, and a subnetted out /112 for the VPN. Inside users have dual stack and can surf v4 or v6. Outside users VPN in, and receive an IPv4 Read more…
Here’s how to configure a pfSense firewall to be a VPN client so IPv4 traffic always traverses the VPN. Build a VM at a cloud provider and configure it as an OpenVPN server. Using a self signed CA, cert, and Read more…