Synopsis
Activation Period |
14 Days |
Training Period |
30 Days |
Test Period |
N/A (single event) |
Deduplication Period |
1 Day |
Required Data |
|
Detection Modules |
|
Detector Tags |
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ATT&CK Tactic |
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ATT&CK Technique |
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Severity |
High |
Description
Attackers may modify ld.so.preload to load their malicious code into every dynamically linked process.
Attacker's Goals
Gain persistence and inject itself into every program on the system.
Investigative actions
- Check whether the executing process is benign, and if this was a desired behavior as part of its normal execution flow.
- Download the /etc/ld.so.preload file from the host and see if and what libraries are specified there.
- Download any library specified and see if it's benign.