""ET INFO GET Request to Pastebin .com with PowerShell User-Agent""

SID: 2037753

Revision: 1

Class Type: bad-unknown

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_07_13, deployment Perimeter, deployment SSLDecrypt, signature_severity Informational, updated_at 2022_07_13

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "WindowsPowerShell/5"

  • Value: "pastebin.com|0d 0a|"

Within:

PCRE: "/\x0d\x0aHost\x3a\x20+pastebin.com\x0d\x0a/H"

Special Options:

  • http_method

  • http_header

  • fast_pattern

  • http_header

source