harshvaragiya / sslsearch

Hunt SSL Certificates for interesting keywords on major cloud service providers / internet

SSL Search

Hunt SSL Certificates for interesting keywords on major cloud service providers.

Details - https://medium.com/@harsh8v/ssl-search-a-tool-to-identify-infrastructure-and-discover-attack-surfaces-449c83269574

Installation

go install github.com/HarshVaragiya/sslsearch@latest

Features

• Search Cloud Service Providers IP Ranges / Given IP CIDR for keywords in SSL Certificate Subject / SANs
• Perform Initial fingerprinting (https server header grabbing / JARM fingerprinting)

Cloud Service Provider	Region String Example	JARM	Server Header
Amazon Web Services	us-east-1	✅	✅
Cloudflare	-	✅	✅
Digital Ocean	NL_NL-NH_Amsterdam	✅	✅
Google Cloud Platform	us-west4	✅	✅
Oracle Cloud Infrastructure	ca-montreal-1	✅	✅
Raw CIDR / IP Range	-	✅	✅

Potential uses

1. Identifying Infrastructure / Attack Surface for a given scope.
2. Bug Bounty recon.
3. Scanning a whole CSP Region & Identifying Servers / Services of interest along with SSL certificate information.
4. Scanning the whole Internet / Country's CIDRs & Collecting JARM fingerprints / Server Headers along with SSL certificate information.
5. Finding Mail / RDP / Other services belonging to a target that use x509 certificates to secure connections.

References

Ideated after following the following research projects :

• https://github.com/jhaddix/awsScrape
• https://github.com/femueller/cloud-ip-ranges
• https://github.com/hdm/jarm-go
• https://github.com/salesforce/jarm