""ET TROJAN Nitrogen Loader Activity""

SID: 2052397

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_05_03, deployment Perimeter, deployment SSLDecrypt, malware_family Nitrogen_Loader, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2024_05_03

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: [10443,$HTTP_PORTS]

Flow: established,to_server

Contents:

  • Value: "/chat/" Depth: 11

  • Value: "Cookie|3a 20|password.log|3d|"

Within:

PCRE: "/^[a-zA-Z0-9+=/]{10}/R"

Special Options:

source