""ET TROJAN Hiatus RAT CnC Checkin""

SID: 2044503

Revision: 1

Class Type: trojan-activity

Metadata: affected_product IoT, attack_target Networking_Equipment, created_at 2023_03_07, deployment SSLDecrypt, performance_impact Low, confidence High, updated_at 2023_03_07

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "/master/Api/active?uuid=" Depth: 24

Within:

PCRE: "/^Host\x3a\x20[^\r\n]+\r\nAccept\x3a\x20[^\r\n]+\r\nContent-Type\x3a\x20[^\r\n]+\r\nX_UTIME\x3a\x20[^\r\n]+\r\nX_UUID\x3a\x20[^\r\n]+\r\nX_TOKEN\x3a\x20[^\r\n]+\r\nContent-Length\x3a\x20[^\r\n]+[\r\n]+$/H"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

source