VShell user failed to login or user does not exist

Description

VShell user failed to login or user does not exist

Query · wazuh

regex="Login failed|Authentication for (\w+) failed"

Fires when

Wazuh evaluates a chain top-down. Every rule above this one must match on the same event before this rule is tested at all.

  1. 86800 VShell message grouped. anchor level 0
    decoded_as=windows-date-format AND match="VShellSSH2"
  2. 86802 VShell user failed to login or user does not exist anchor level 5 this rule
    regex="Login failed|Authentication for (\w+) failed"

Refined by

1 rule chains off this one, narrowing it further.

Rule dependencies

Depends on

Raw source VShell user failed to login or user does not exist · Wazuh XML
Esc
Published by Wazuh Core Ruleset ↗, licensed under GPLv2 ↗. Reproduced here unmodified. 
<rule id="86802" level="5">
    <if_sid>86800</if_sid>
    <regex>Login failed|Authentication for (\w+) failed</regex>
    <description>VShell user failed to login or user does not exist</description>
    <group>pci_dss_10.2.4,pci_dss_10.2.5,gpg13_7.1,gdpr_IV_35.7.d,gdpr_IV_32.2,</group>
  </rule>

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