""ET TROJAN TA399/Sidewinder APT CnC Server Response""
SID: 2055079
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_08_08, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Major, tag Sidewinder, tag TA399, updated_at 2024_08_08
Reference:
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md5
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ccec3e4857cbb197ac79b0f3b01f5189
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
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Value: "|3c|h1|3e|Oops|21 3c 2f|h1|3e|"
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Value: "|3c|p|3e|Oops|21 20|This|20|page|20|is|20|stuck|20|in|20|SpongeBob|2e 2e 2e|s|20|pineapple|20|under|20|the|20|sea|2e 3c 2f|p|3e|"
Within:
PCRE:
Special Options:
- file_data