""ET CURRENT_EVENTS Parrot TDS NDSW Check M2""

SID: 2052278

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_04_26, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag TDS, tag Parrot_TDS, updated_at 2024_04_26, reviewed_at 2024_07_09

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "|3b|if|28|typeof|20|ndsw|3d 3d 3d 22|undefined|22 29 7b 28|function|28|"

  • Value: "var|20|ndsw|3d|true|2c|HttpClient|3d|function|28 29 7b|var|20|"

  • Value: "|3d|new|20|XMLHttpRequest|3b|"

Within:

PCRE:

Special Options:

  • fast_pattern

source