{"id":"d2451be2-b582-4e15-8701-4196ac180260","title":"Potential DLL Sideloading Of KeyScramblerIE.DLL Via KeyScrambler.EXE","description":"Detects potential DLL side loading of \"KeyScramblerIE.dll\" by \"KeyScrambler.exe\".\nVarious threat actors and malware have been found side loading a masqueraded \"KeyScramblerIE.dll\" through \"KeyScrambler.exe\".\n","author":"Swachchhanda Shrawan Poudel","status":"test","level":"high","date":"2024-04-15","modified":"","tags":["attack.persistence","attack.privilege-escalation","attack.execution","attack.stealth","attack.t1574.001"],"technique_ids":["T1574.001"],"logsource":{"category":"image_load","product":"windows"},"falsepositives":["Unknown"],"references":["https://thehackernews.com/2024/03/two-chinese-apt-groups-ramp-up-cyber.html","https://csirt-cti.net/2024/02/01/stately-taurus-continued-new-information-on-cyberespionage-attacks-against-myanmar-military-junta/","https://bazaar.abuse.ch/sample/5cb9876681f78d3ee8a01a5aaa5d38b05ec81edc48b09e3865b75c49a2187831/","https://twitter.com/Max_Mal_/status/1775222576639291859","https://twitter.com/DTCERT/status/1712785426895839339"],"source_path":"rules/windows/image_load/image_load_side_load_keyscrambler.yml","source_sha256":"e9fd7bf541363cbc8d26e56c0b9a42e3ef96dcd5ebee165789d69be7ef809b4d","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/image_load/image_load_side_load_keyscrambler.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Potential DLL Sideloading Of KeyScramblerIE.DLL Via KeyScrambler.EXE\nid: d2451be2-b582-4e15-8701-4196ac180260\nrelated:\n    - id: ca5583e9-8f80-46ac-ab91-7f314d13b984\n      type: similar\nstatus: test\ndescription: |\n    Detects potential DLL side loading of \"KeyScramblerIE.dll\" by \"KeyScrambler.exe\".\n    Various threat actors and malware have been found side loading a masqueraded \"KeyScramblerIE.dll\" through \"KeyScrambler.exe\".\nreferences:\n    - https://thehackernews.com/2024/03/two-chinese-apt-groups-ramp-up-cyber.html\n    - https://csirt-cti.net/2024/02/01/stately-taurus-continued-new-information-on-cyberespionage-attacks-against-myanmar-military-junta/\n    - https://bazaar.abuse.ch/sample/5cb9876681f78d3ee8a01a5aaa5d38b05ec81edc48b09e3865b75c49a2187831/\n    - https://twitter.com/Max_Mal_/status/1775222576639291859\n    - https://twitter.com/DTCERT/status/1712785426895839339\nauthor: Swachchhanda Shrawan Poudel\ndate: 2024-04-15\ntags:\n    - attack.persistence\n    - attack.privilege-escalation\n    - attack.execution\n    - attack.stealth\n    - attack.t1574.001\nlogsource:\n    category: image_load\n    product: windows\ndetection:\n    selection:\n        Image|endswith:\n            - '\\KeyScrambler.exe'\n            - '\\KeyScramblerLogon.exe'\n        ImageLoaded|endswith: '\\KeyScramblerIE.dll'\n    filter_main_legitimate_path:\n        Image|contains:\n            - 'C:\\Program Files (x86)\\KeyScrambler\\'\n            - 'C:\\Program Files\\KeyScrambler\\'\n        ImageLoaded|contains:\n            - 'C:\\Program Files (x86)\\KeyScrambler\\'\n            - 'C:\\Program Files\\KeyScrambler\\'\n    filter_main_signature:\n        Signature: 'QFX Software Corporation'\n        SignatureStatus: 'Valid'\n    condition: selection and not 1 of filter_main_*\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1574.001","id":"T1574.001","name":"DLL","page":"techniques/enterprise/T1574.001/"}],"data_path":"data/detection-rules/d2451be2-b582-4e15-8701-4196ac180260.json","kind":"sigma"}