Source assertions are not new attribution claims. No sole inventor or transitive actor-CVE inference. { "record": { "id": "ATTACK:enterprise:S0402", "title": "OSX/Shlayer", "type": "Software", "source_url": "https://attack.mitre.org/software/S0402", "snapshot": "enterprise-attack-20.0.json", "status": "active", "rights": "Source metadata only; source notices retained; no operational prose or payloads", "review_status": "machine-extracted; source-specific checks passed, editorial review pending", "stix_id": "malware--f1314e75-ada8-49f4-b281-b1fb8b48f2a7", "external_id": "S0402", "domain": "enterprise", "created": "2019-08-29T18:52:20.879Z", "modified": "2025-04-16T20:38:42.935Z", "version": "1.4", "aliases": [ ], "tactics": [ ], "source_references": [ { "source_name": "OSX/Shlayer" }, { "source_name": "Crossrider" }, { "source_name": "Zshlayer" }, { "source_name": "Carbon Black Shlayer Feb 2019", "url": "https://blogs.vmware.com/security/2020/02/vmware-carbon-black-tau-threat-analysis-shlayer-macos.html" }, { "source_name": "Intego Shlayer Feb 2018", "url": "https://www.intego.com/mac-security-blog/osxshlayer-new-mac-malware-comes-out-of-its-shell/" }, { "source_name": "sentinelone shlayer to zshlayer", "url": "https://www.sentinelone.com/blog/coming-out-of-your-shell-from-shlayer-to-zshlayer/" }, { "source_name": "Malwarebytes Crossrider Apr 2018", "url": "https://blog.malwarebytes.com/threat-analysis/2018/04/new-crossrider-variant-installs-configuration-profiles-on-macs/" }, { "source_name": "Intego Shlayer Apr 2018", "url": "https://www.intego.com/mac-security-blog/new-osxshlayer-malware-variant-found-using-a-dirty-new-trick/" } ] }, "assertions": [ { "id": "enterprise:relationship--08e05216-9133-4056-bbc9-b91ea0a7c6f5", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1564", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--08e05216-9133-4056-bbc9-b91ea0a7c6f5", "modified": "2026-04-29T14:23:05.915Z", "references": [ { "source_name": "Shlayer jamf gatekeeper bypass 2021", "url": "https://www.jamf.com/blog/shlayer-malware-abusing-gatekeeper-bypass-on-macos/" }, { "source_name": "sentinelone shlayer to zshlayer", "url": "https://www.sentinelone.com/blog/coming-out-of-your-shell-from-shlayer-to-zshlayer/" }, { "source_name": "20 macOS Common Tools and Techniques", "url": "https://labs.sentinelone.com/20-common-tools-techniques-used-by-macos-threat-actors-malware/" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--3b967933-da99-40a4-9bd5-e8238e8d46c3", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1564.001", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--3b967933-da99-40a4-9bd5-e8238e8d46c3", "modified": "2026-04-29T14:23:06.003Z", "references": [ { "source_name": "Carbon Black Shlayer Feb 2019", "url": "https://blogs.vmware.com/security/2020/02/vmware-carbon-black-tau-threat-analysis-shlayer-macos.html" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--544cc12a-53c4-4a56-b480-bfc79beee93c", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1222.002", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--544cc12a-53c4-4a56-b480-bfc79beee93c", "modified": "2026-04-29T14:23:06.040Z", "references": [ { "source_name": "Carbon Black Shlayer Feb 2019", "url": "https://blogs.vmware.com/security/2020/02/vmware-carbon-black-tau-threat-analysis-shlayer-macos.html" }, { "source_name": "Shlayer jamf gatekeeper bypass 2021", "url": "https://www.jamf.com/blog/shlayer-malware-abusing-gatekeeper-bypass-on-macos/" }, { "source_name": "20 macOS Common Tools and Techniques", "url": "https://labs.sentinelone.com/20-common-tools-techniques-used-by-macos-threat-actors-malware/" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--557288c3-8463-4900-b2e5-aa9856d428cd", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1204.002", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--557288c3-8463-4900-b2e5-aa9856d428cd", "modified": "2026-04-29T14:23:06.042Z", "references": [ { "source_name": "Carbon Black Shlayer Feb 2019", "url": "https://blogs.vmware.com/security/2020/02/vmware-carbon-black-tau-threat-analysis-shlayer-macos.html" }, { "source_name": "Intego Shlayer Feb 2018", "url": "https://www.intego.com/mac-security-blog/osxshlayer-new-mac-malware-comes-out-of-its-shell/" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--5b5b5650-916b-4519-8cbd-da90589fe7b6", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1176.001", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--5b5b5650-916b-4519-8cbd-da90589fe7b6", "modified": "2026-04-29T14:23:06.050Z", "references": [ { "source_name": "Malwarebytes Crossrider Apr 2018", "url": "https://blog.malwarebytes.com/threat-analysis/2018/04/new-crossrider-variant-installs-configuration-profiles-on-macs/" }, { "source_name": "Intego Shlayer Apr 2018", "url": "https://www.intego.com/mac-security-blog/new-osxshlayer-malware-variant-found-using-a-dirty-new-trick/" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--60a6f8ce-1ee6-4770-8d83-9c2717d53fc3", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1553.001", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--60a6f8ce-1ee6-4770-8d83-9c2717d53fc3", "modified": "2026-04-29T14:23:06.056Z", "references": [ { "source_name": "Carbon Black Shlayer Feb 2019", "url": "https://blogs.vmware.com/security/2020/02/vmware-carbon-black-tau-threat-analysis-shlayer-macos.html" }, { "source_name": "Shlayer jamf gatekeeper bypass 2021", "url": "https://www.jamf.com/blog/shlayer-malware-abusing-gatekeeper-bypass-on-macos/" }, { "source_name": "objectivesee osx.shlayer apple approved 2020", "url": "https://objective-see.com/blog/blog_0x4E.html" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--6ea74151-62ea-462e-988e-7704db70ec87", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1059.004", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--6ea74151-62ea-462e-988e-7704db70ec87", "modified": "2026-04-29T14:23:06.076Z", "references": [ { "source_name": "Carbon Black Shlayer Feb 2019", "url": "https://blogs.vmware.com/security/2020/02/vmware-carbon-black-tau-threat-analysis-shlayer-macos.html" }, { "source_name": "objectivesee osx.shlayer apple approved 2020", "url": "https://objective-see.com/blog/blog_0x4E.html" }, { "source_name": "sentinelone shlayer to zshlayer", "url": "https://www.sentinelone.com/blog/coming-out-of-your-shell-from-shlayer-to-zshlayer/" }, { "source_name": "20 macOS Common Tools and Techniques", "url": "https://labs.sentinelone.com/20-common-tools-techniques-used-by-macos-threat-actors-malware/" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--7a012427-6f85-45b5-b1b2-439c72f7efb4", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1564.011", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--7a012427-6f85-45b5-b1b2-439c72f7efb4", "modified": "2026-04-29T14:23:06.092Z", "references": [ { "source_name": "Shlayer jamf gatekeeper bypass 2021", "url": "https://www.jamf.com/blog/shlayer-malware-abusing-gatekeeper-bypass-on-macos/" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--8a2fbf8a-a05c-44d7-a270-afe092de9db5", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1140", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--8a2fbf8a-a05c-44d7-a270-afe092de9db5", "modified": "2026-04-29T14:23:06.114Z", "references": [ { "source_name": "Carbon Black Shlayer Feb 2019", "url": "https://blogs.vmware.com/security/2020/02/vmware-carbon-black-tau-threat-analysis-shlayer-macos.html" }, { "source_name": "sentinelone shlayer to zshlayer", "url": "https://www.sentinelone.com/blog/coming-out-of-your-shell-from-shlayer-to-zshlayer/" }, { "source_name": "20 macOS Common Tools and Techniques", "url": "https://labs.sentinelone.com/20-common-tools-techniques-used-by-macos-threat-actors-malware/" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--8f8d2b41-acb9-4fdf-ad90-c59fd6fad882", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1036.005", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--8f8d2b41-acb9-4fdf-ad90-c59fd6fad882", "modified": "2026-04-29T14:23:06.121Z", "references": [ { "source_name": "Carbon Black Shlayer Feb 2019", "url": "https://blogs.vmware.com/security/2020/02/vmware-carbon-black-tau-threat-analysis-shlayer-macos.html" }, { "source_name": "Intego Shlayer Feb 2018", "url": "https://www.intego.com/mac-security-blog/osxshlayer-new-mac-malware-comes-out-of-its-shell/" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--950fca51-66e4-43c6-9af0-839e962b8409", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1564.009", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--950fca51-66e4-43c6-9af0-839e962b8409", "modified": "2026-04-29T14:23:06.128Z", "references": [ { "source_name": "tau bundlore erika noerenberg 2020", "url": "https://blogs.vmware.com/security/2020/06/tau-threat-analysis-bundlore-macos-mm-install-macos.html" }, { "source_name": "sentinellabs resource named fork 2020", "url": "https://www.sentinelone.com/labs/resourceful-macos-malware-hides-in-named-fork/" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--9cbfc2f6-0b87-402c-b536-2d9688b2e0ea", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1083", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--9cbfc2f6-0b87-402c-b536-2d9688b2e0ea", "modified": "2026-04-29T14:23:06.139Z", "references": [ { "source_name": "sentinelone shlayer to zshlayer", "url": "https://www.sentinelone.com/blog/coming-out-of-your-shell-from-shlayer-to-zshlayer/" }, { "source_name": "20 macOS Common Tools and Techniques", "url": "https://labs.sentinelone.com/20-common-tools-techniques-used-by-macos-threat-actors-malware/" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--9db842bf-d65d-44a8-93ca-aef62cadafc1", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1082", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--9db842bf-d65d-44a8-93ca-aef62cadafc1", "modified": "2026-04-29T14:23:06.140Z", "references": [ { "source_name": "Carbon Black Shlayer Feb 2019", "url": "https://blogs.vmware.com/security/2020/02/vmware-carbon-black-tau-threat-analysis-shlayer-macos.html" }, { "source_name": "sentinelone shlayer to zshlayer", "url": "https://www.sentinelone.com/blog/coming-out-of-your-shell-from-shlayer-to-zshlayer/" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--bd79d063-3407-4da9-b6d1-6170a3b9edfc", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1105", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--bd79d063-3407-4da9-b6d1-6170a3b9edfc", "modified": "2026-09-03T19:47:04.866Z", "references": [ { "source_name": "Carbon Black Shlayer Feb 2019", "url": "https://blogs.vmware.com/security/2020/02/vmware-carbon-black-tau-threat-analysis-shlayer-macos.html" }, { "source_name": "objectivesee osx.shlayer apple approved 2020", "url": "https://objective-see.com/blog/blog_0x4E.html" }, { "source_name": "sentinelone shlayer to zshlayer", "url": "https://www.sentinelone.com/blog/coming-out-of-your-shell-from-shlayer-to-zshlayer/" }, { "source_name": "20 macOS Common Tools and Techniques", "url": "https://labs.sentinelone.com/20-common-tools-techniques-used-by-macos-threat-actors-malware/" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 }, { "id": "enterprise:relationship--c9d727db-88ac-4729-bf8a-98d99a83534d", "subject": "ATTACK:enterprise:S0402", "predicate": "uses", "object": "ATTACK:enterprise:T1548.004", "asserted_by": "MITRE ATT&CK", "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "snapshot": "enterprise-attack-20.0.json", "evidence_locator": "relationship--c9d727db-88ac-4729-bf8a-98d99a83534d", "modified": "2026-04-29T14:23:06.201Z", "references": [ { "source_name": "Carbon Black Shlayer Feb 2019", "url": "https://blogs.vmware.com/security/2020/02/vmware-carbon-black-tau-threat-analysis-shlayer-macos.html" } ], "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.", "source_occurrences": 1 } ], "source_snapshot": { "file": "enterprise-attack-20.0.json", "url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json", "sha256": "81113ba98afa2928f3dcff62022539f7ce30c315c32e14422f11ff95ce534352", "bytes": 55271014, "checked_at": "2026-10-16T03:31:39Z" }, "notices_url": "https://aol.pm/source-notices.txt", "notices": "License\n-------\nThe MITRE Corporation (MITRE) hereby grants you a non-exclusive, royalty-free license to use ATT&CK® for research,\ndevelopment, and commercial purposes. Any copy you make for such purposes is authorized provided that you reproduce\nMITRE's copyright designation and this license in any such copy.\n\n\"© 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.\"\n\nDisclaimers\n-----------\nMITRE does not claim ATT&CK enumerates all possibilities for the types of actions and behaviors documented as part\nof its adversary model and framework of techniques. Using the information contained within ATT&CK to address or cover\nfull categories of techniques will not guarantee full defensive coverage as there may be undisclosed techniques or\nvariations on existing techniques not documented by ATT&CK.\n\nALL DOCUMENTS AND THE INFORMATION CONTAINED THEREIN ARE PROVIDED ON AN \"AS IS\" BASIS AND THE CONTRIBUTOR, THE\nORGANIZATION HE/SHE REPRESENTS OR IS SPONSORED BY (IF ANY), THE MITRE CORPORATION, ITS BOARD OF TRUSTEES, OFFICERS,\nAGENTS, AND EMPLOYEES, DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT\nTHE USE OF THE INFORMATION THEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR\nFITNESS FOR A PARTICULAR PURPOSE.\n" } License ------- The MITRE Corporation (MITRE) hereby grants you a non-exclusive, royalty-free license to use ATT&CK® for research, development, and commercial purposes. Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy. "© 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation." Disclaimers ----------- MITRE does not claim ATT&CK enumerates all possibilities for the types of actions and behaviors documented as part of its adversary model and framework of techniques. Using the information contained within ATT&CK to address or cover full categories of techniques will not guarantee full defensive coverage as there may be undisclosed techniques or variations on existing techniques not documented by ATT&CK. ALL DOCUMENTS AND THE INFORMATION CONTAINED THEREIN ARE PROVIDED ON AN "AS IS" BASIS AND THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS OR IS SPONSORED BY (IF ANY), THE MITRE CORPORATION, ITS BOARD OF TRUSTEES, OFFICERS, AGENTS, AND EMPLOYEES, DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION THEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.