{"id":"4b3cb710-5e83-4715-8c45-8b2b5b3e5751","title":"Modification of ld.so.preload","description":"Identifies modification of ld.so.preload for shared object injection. This technique is used by attackers to load arbitrary code into processes.","author":"E.M. Anhaus (originally from Atomic Blue Detections, Tony Lambert), oscd.community","status":"test","level":"high","date":"2019-10-24","modified":"2021-11-27","tags":["attack.privilege-escalation","attack.persistence","attack.execution","attack.stealth","attack.t1574.006"],"technique_ids":["T1574.006"],"logsource":{"product":"linux","service":"auditd"},"falsepositives":["Unknown"],"references":["https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1574.006/T1574.006.md","https://eqllib.readthedocs.io/en/latest/analytics/fd9b987a-1101-4ed3-bda6-a70300eaf57e.html"],"source_path":"rules/linux/auditd/path/lnx_auditd_ld_so_preload_mod.yml","source_sha256":"881abf47d1bb4c88d6a2c33d54ff08f01a98add850341faac3264c09b975172a","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/linux/auditd/path/lnx_auditd_ld_so_preload_mod.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Modification of ld.so.preload\nid: 4b3cb710-5e83-4715-8c45-8b2b5b3e5751\nstatus: test\ndescription: Identifies modification of ld.so.preload for shared object injection. This technique is used by attackers to load arbitrary code into processes.\nreferences:\n    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1574.006/T1574.006.md\n    - https://eqllib.readthedocs.io/en/latest/analytics/fd9b987a-1101-4ed3-bda6-a70300eaf57e.html\nauthor: E.M. Anhaus (originally from Atomic Blue Detections, Tony Lambert), oscd.community\ndate: 2019-10-24\nmodified: 2021-11-27\ntags:\n    - attack.privilege-escalation\n    - attack.persistence\n    - attack.execution\n    - attack.stealth\n    - attack.t1574.006\nlogsource:\n    product: linux\n    service: auditd\ndetection:\n    selection:\n        type: 'PATH'\n        name: '/etc/ld.so.preload'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1574.006","id":"T1574.006","name":"Dynamic Linker Hijacking","page":"techniques/enterprise/T1574.006/"}],"data_path":"data/detection-rules/4b3cb710-5e83-4715-8c45-8b2b5b3e5751.json","kind":"sigma"}