""ET TROJAN Win32/Qakbot CnC Activity (POST)""
SID: 2043333
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_01_18, deployment Perimeter, signature_severity Major, updated_at 2023_01_18
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: 1024:
Flow: to_server,established
Contents:
-
Value: "POST /t5 HTTP" Depth: 13
-
Value: "application|2f|x|2d|shockwave|2d|flash|2c 20|image|2f|gif|2c 20|image|2f|jpeg|2c 20|image|2f|pjpeg|2c 20 2a 2f 2a|"
-
Value: "User-Agent|3a 20|Mozilla|2f|5|2e|0|20 28|Windows|20|NT|20|10|2e|0|3b 20|WOW64|3b 20|Trident|2f|7|2e|0|3b 20|Touch|3b 20|rv|3a|11|2e|0|29 20|like|20|Gecko|0d 0a|"
-
Value: !"Referer|3a 20|"
Within:
PCRE: "/Host\x3a\x20(?:[0-9]{1,3}.){3}[0-9]{1,3}/"
Special Options:
- fast_pattern