Versions (3)
Version DetailsCurrent
Rev: 5 • Apr 17, 2017, 12:00 PMET EXPLOIT Possible ETERNALCHAMPION MS17-010 Sync Response
alert smb $HOME_NET any -> any any (msg:"ET EXPLOIT Possible ETERNALCHAMPION MS17-010 Sync Response"; flow:from_server,established; flowbits:isset,ET.ETERNALCHAMPIONsync; content:"|ff|SMB|25 00 00 00 00 98 03 c0 00 00 00 00 00 00 00 00 00 00 00 00|"; offset:4; depth:24; fast_pattern; content:"|7c 00|"; distance:32; within:2; content:"|00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00|"; within:20; content:"|00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00|"; distance:100; within:20; content:"|00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00|"; distance:100; within:20; content:"|00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00|"; distance:100; within:20; content:"|00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00|"; endswith; classtype:trojan-activity; sid:2024213; rev:5; metadata:attack_target SMB_Server, created_at 2017_04_17, deployment Internal, confidence Medium, signature_severity Critical, updated_at 2022_03_24;)
Apr 17, 2017, 12:00 PM
Mar 24, 2022, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-exploit.rules