{"id":"d7654f02-e04b-4934-9838-65c46f187ebc","title":"PUA- IOX Tunneling Tool Execution","description":"Detects the use of IOX - a tool for port forwarding and intranet proxy purposes","author":"Florian Roth (Nextron Systems)","status":"test","level":"high","date":"2022-10-08","modified":"2024-11-23","tags":["attack.command-and-control","attack.t1090"],"technique_ids":["T1090"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Legitimate use"],"references":["https://github.com/EddieIvan01/iox"],"source_path":"rules/windows/process_creation/proc_creation_win_pua_iox.yml","source_sha256":"daade2e5fc71b4eeae7fe8f46509056e1033a7675b1224b978c281522e82bfcf","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_pua_iox.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: PUA- IOX Tunneling Tool Execution\nid: d7654f02-e04b-4934-9838-65c46f187ebc\nstatus: test\ndescription: Detects the use of IOX - a tool for port forwarding and intranet proxy purposes\nreferences:\n    - https://github.com/EddieIvan01/iox\nauthor: Florian Roth (Nextron Systems)\ndate: 2022-10-08\nmodified: 2024-11-23\ntags:\n    - attack.command-and-control\n    - attack.t1090\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        Image|endswith: '\\iox.exe'\n    selection_commandline:\n        CommandLine|contains:\n            - '.exe fwd -l '\n            - '.exe fwd -r '\n            - '.exe proxy -l '\n            - '.exe proxy -r '\n    selection_hashes:\n        # v0.4\n        Hashes|contains:\n            - \"MD5=9DB2D314DD3F704A02051EF5EA210993\"\n            - \"SHA1=039130337E28A6623ECF9A0A3DA7D92C5964D8DD\"\n            - \"SHA256=C6CF82919B809967D9D90EA73772A8AA1C1EB3BC59252D977500F64F1A0D6731\"\n    condition: 1 of selection*\nfalsepositives:\n    - Legitimate use\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1090","id":"T1090","name":"Proxy","page":"techniques/enterprise/T1090/"}],"data_path":"data/detection-rules/d7654f02-e04b-4934-9838-65c46f187ebc.json","kind":"sigma"}