""ET CURRENT_EVENTS Suspicious FTP RETR to .hta file possible exploit (CVE-2017-0199)""
SID: 2024434
Revision: 2
Class Type: bad-unknown
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product MS_Office, attack_target Client_Endpoint, created_at 2017_06_29, cve CVE_2017_0199, deployment Perimeter, performance_impact Low, signature_severity Major, tag possible_exploitation, updated_at 2017_06_29
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: 21
Flow: established,to_server
Contents:
-
Value: "|2e|hta|0d 0a|"
-
Value: "RETR "
Within:
PCRE: "/^[^\r\n]+.hta\r?\n/Ri"
Special Options:
- nocase