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Add rule for detecting hiding shutdown actions #935

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merged 4 commits into from
Sep 26, 2024
Merged

Add rule for detecting hiding shutdown actions #935

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db3afaf
Add initial rule for hiding shutdown actions
Still34 Sep 25, 2024
4147452
Lint rule
Still34 Sep 25, 2024
a011bc5
Add offset to example sample + existing references
Still34 Sep 25, 2024
3635653
Update host-interaction/os/hide-shutdown-actions-via-policy.yml
mr-tz Sep 26, 2024
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31 changes: 31 additions & 0 deletions host-interaction/os/hide-shutdown-actions-via-policy.yml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,31 @@
rule:
meta:
name: hide shutdown actions via policy
namespace: host-interaction/os
authors:
- [email protected]
scopes:
static: function
dynamic: call
att&ck:
- Defense Evasion::Modify Registry [T1112]
references:
- https://securelist.com/mallox-ransomware/113529/
examples:
- a6594d9550d56ddeaac8b3140821e698eefb7163ba29f0119c2ef19beb6040b0:0x14000b47f
features:
- and:
- optional:
- match: create or open registry key
- or:
- and:
- string: "/Policies/i"
- or:
- string: "/ShutdownWithoutLogon/i"
- string: "/HidePowerOptions/i"
- and:
- string: "/PolicyManager/i"
- or:
- string: "/HideRestart/i"
- string: "/HideShutDown/i"
- string: "/HideSignOut/i"
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