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Rule:
--
Sid:
2944
--
Summary:
This event is generated when an attempt is made to shutdown a Windows
system via SMB.
--
Impact:
Serious.
--
Detailed Information:
This event indicates that an attempt was made to shutdown a Windows
system via SMB across the network.
It may be possible for an attacker to manipulate a Windows system
from a remote location. Shutting down a system may lead to a Denial of
Service for the target host.
--
Affected Systems:
Microsoft Windows systems.
--
Attack Scenarios:
An attacker may be able to manipulate a target system using SMB. The
attacker may gain complete control over the affected system.
--
Ease of Attack:
Simple.
--
False Positives:
None known.
--
False Negatives:
None Known.
--
Corrective Action:
Check the host for signs of system compromise.
Turn off file and print sharing on the target host.
Use a packet filtering firewall to disallow SMB access to the host from
sources external to the protected network.
Disallow remote registry manipulation.
--
Contributors:
Sourcefire Research Team
Brian Caswell <bmc@sourcefire.com>
Nigel Houghton <nigel.houghton@sourcefire.com>
--
Additional References:
--
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