""ET TROJAN IceRat Backdoor Checkin""

SID: 2031486

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_01_06, deployment Perimeter, malware_family IceRAT, signature_severity Major, updated_at 2021_01_06

Reference:

  • md5

  • dae90ae7fe103fc7e1866b4e13389101

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET /users.php?" Depth: 15

  • Value: "|3a|windows|20|"

Within:

PCRE: "/^(?:resp|onl|pr)=/R"

Special Options:

  • fast_pattern

source