""ET TROJAN TA453 IIS Credential Stealer Module/Backdoor Headers in HTTP Request""
SID: 2045223
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Microsoft_IIS, attack_target Web_Server, created_at 2023_04_27, deployment Perimeter, deployment Internal, deployment SSLDecrypt, malware_family TA453, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_04_27
Reference:
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md5
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95c6fdc4f537bccca3079d94e65bc0b0
Protocol: tcp
Source Network: any
Source Port: any
Destination Network: $HOME_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
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Value: "X-Beserver-Pd|3a 20|"
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Value: "X-Verify-Request|3a 20|"
Within:
PCRE:
Special Options:
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http_header
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fast_pattern
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http_header