""ET TROJAN [ESET] TA410 APT LookBack HTTP Server Response""
SID: 2036413
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2022_04_28, deployment Perimeter, malware_family TA410, signature_severity Major, updated_at 2022_04_28
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
-
Value: "200"
-
Value: "Content-Type|3a 20|image/gif|0d 0a|"
-
Value: "|c2 2e ab 48|" Depth: 4
Within:
PCRE:
Special Options:
-
http_stat_code
-
http_header
-
file_data
-
fast_pattern