ET INFO FREAK Weak Export Suite From Client (CVE-2015-0204)
SURICATA detection rule by HydraDragonAntivirus · GPL-2.0
Dynamic and static analysis with Real Time Malware Analysis with Antivirus for Windows, including open-source XDR (3 EDR projects), ClamAV, YARA-X, machine learning AI, behavioral analysis, Unpacker, Deobfuscator, Decompiler, website signatures, Ghidra, Suricata, Sigma, Kernel, Hypervisior based protection and much more than you can imagine.
alert tcp $HOME_NET any -> any [21,25,110,143,443,465,587,636,989:995,5061,5222] (msg:"ET INFO FREAK Weak Export Suite From Client (CVE-2015-0204)"; flow:established,to_server; content:"|16 03|"; depth:2; byte_test:1,<,4,0,relative; content:"|01|"; distance:3; within:1; byte_jump:1,37,relative; byte_extract:2,0,SuiteLength,relative; content:"|00 11|"; within:SuiteLength; fast_pattern; threshold:type limit,track by_src,count 1,seconds 1200; reference:url,blog.cryptographyengineering.com/2015/03/attack-of-week-freak-or-factoring-nsa.html; reference:cve,2015-0204; reference:cve,2015-1637; classtype:bad-unknown; sid:2020673; rev:3; metadata:created_at 2015_03_11, confidence High, signature_severity Major, updated_at 2019_07_26;)