{"id":"d047726b-c71c-4048-a99b-2e2f50dc107d","title":"Kavremover Dropped Binary LOLBIN Usage","description":"Detects the execution of a signed binary dropped by Kaspersky Lab Products Remover (kavremover) which can be abused as a LOLBIN to execute arbitrary commands and binaries.","author":"Nasreddine Bencherchali (Nextron Systems)","status":"test","level":"high","date":"2022-11-01","modified":"","tags":["attack.execution","attack.stealth","attack.t1127"],"technique_ids":["T1127"],"logsource":{"product":"windows","category":"process_creation"},"falsepositives":["Unknown"],"references":["https://nasbench.medium.com/lolbined-using-kaspersky-endpoint-security-kes-installer-to-execute-arbitrary-commands-1c999f1b7fea"],"source_path":"rules/windows/process_creation/proc_creation_win_kavremover_uncommon_execution.yml","source_sha256":"2f491759a2a3f5b1c02ecbece4a4f6cb04a091da42ee4e611cc8faecbc3942a1","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_kavremover_uncommon_execution.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Kavremover Dropped Binary LOLBIN Usage\nid: d047726b-c71c-4048-a99b-2e2f50dc107d\nstatus: test\ndescription: Detects the execution of a signed binary dropped by Kaspersky Lab Products Remover (kavremover) which can be abused as a LOLBIN to execute arbitrary commands and binaries.\nreferences:\n    - https://nasbench.medium.com/lolbined-using-kaspersky-endpoint-security-kes-installer-to-execute-arbitrary-commands-1c999f1b7fea\nauthor: Nasreddine Bencherchali (Nextron Systems)\ndate: 2022-11-01\ntags:\n    - attack.execution\n    - attack.stealth\n    - attack.t1127\nlogsource:\n    product: windows\n    category: process_creation\ndetection:\n    selection:\n        CommandLine|contains: ' run run-cmd '\n    filter_main_legit_parents:\n        ParentImage|endswith:\n            - '\\cleanapi.exe' # When launched from KES installer\n            - '\\kavremover.exe' # When launched from kavremover.exe\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/T1127","id":"T1127","name":"Trusted Developer Utilities Proxy Execution","page":"techniques/enterprise/T1127/"}],"data_path":"data/detection-rules/d047726b-c71c-4048-a99b-2e2f50dc107d.json","kind":"sigma"}