""ET TROJAN Trojan.Win32.VBKrypt.cugq/Umbra Checkin""
SID: 2018518
Revision: 5
Class Type: trojan-activity
Metadata: created_at 2011_04_28, updated_at 2016_06_28
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: to_server,established
Contents:
-
Value: "POST"
-
Value: "/bot.php"
-
Value: "mode="
-
Value: !"Referer|3a 20|"
-
Value: !"Accept|3a 20|"
Within:
PCRE: "/mode=\d/Pi"
Special Options:
-
nocase
-
http_method
-
nocase
-
http_uri
-
nocase
-
http_client_body
-
http_header
-
http_header