""ET POLICY [MS-RPRN] Windows Printer Spooler Activity - AddPrinterDriverEx with Suspicious Filepath""

SID: 2033246

Revision: 3

Class Type: misc-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, created_at 2021_07_06, cve 2021_34527, updated_at 2021_07_08

Reference:

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: $HOME_NET

Destination Port: [139,445]

Flow: established,to_server

Contents:

  • Value: "|00|" Depth: 1

  • Value: "SMB"

  • Value: "|00 00|"

  • Value: "|10 00 00 00|"

  • Value: "|59 00|"

  • Value: "|5c|spool|5c|drivers|5c|x64|5c|3|5c|old|5c|"

Within: 2

PCRE:

Special Options:

source