Modification of ld.so.preload

calendar Apr 28, 2026 · attack.privilege-escalation attack.persistence attack.execution attack.stealth attack.t1574.006  ·
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Identifies modification of ld.so.preload for shared object injection. This technique is used by attackers to load arbitrary code into processes.

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 1title: Modification of ld.so.preload
 2id: 4b3cb710-5e83-4715-8c45-8b2b5b3e5751
 3status: test
 4description: Identifies modification of ld.so.preload for shared object injection. This technique is used by attackers to load arbitrary code into processes.
 5references:
 6    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1574.006/T1574.006.md
 7    - https://eqllib.readthedocs.io/en/latest/analytics/fd9b987a-1101-4ed3-bda6-a70300eaf57e.html
 8author: E.M. Anhaus (originally from Atomic Blue Detections, Tony Lambert), oscd.community
 9date: 2019-10-24
10modified: 2021-11-27
11tags:
12    - attack.privilege-escalation
13    - attack.persistence
14    - attack.execution
15    - attack.stealth
16    - attack.t1574.006
17logsource:
18    product: linux
19    service: auditd
20detection:
21    selection:
22        type: 'PATH'
23        name: '/etc/ld.so.preload'
24    condition: selection
25falsepositives:
26    - Unknown
27level: high

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