""ET TROJAN Manjusaka C2 Heartbeat Response""
SID: 2039602
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_10_31, deployment Perimeter, deployment SSLDecrypt, malware_family Manjusaka, signature_severity Major, updated_at 2023_04_04, reviewed_at 2024_01_26
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|3a 20|image/png|0d 0a|"
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Value: "Content-Length|3a 20|5|0d 0a|"
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Value: "|1a 1a 6e 04 29|" Depth: 5
Within:
PCRE:
Special Options:
-
http_stat_code
-
http_header
-
http_header
-
file_data
-
fast_pattern