89 lines
1.8 KiB
Markdown
89 lines
1.8 KiB
Markdown
# Osquery
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* [Documentation](https://osquery.readthedocs.io/en/stable/)
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* [Schema Docs](https://osquery.io/schema/5.5.1/)
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## Usage
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* `osqueryi .help` is the overiew
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### List available tables
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List an overview of all available topics which can be queried.
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```sh
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.tables
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```
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* Specify via `.tables <tablename>`
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### Show schema
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```sh
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.schema <table_name>
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```
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* Show schema for foreign operating systems via `--enable_foreign`
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### Queries
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* Select
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```sql
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select * from <table>;
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select * <attr>,<attr> from <table>;
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```
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* UPDATE and DELETE is possible on run-time tables
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* JOIN
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```sql
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SELECT pid, name, path FROM osquery_info JOIN processes USING (pid);
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```
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* Where
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```sql
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select * from programs where name = 'paint';
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```
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* Where clause operators
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* `=` [equal]
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* `<>` [not equal]
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* `>, >=` [greater than, greater than or equal to]
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* `<, <=` [less than or less than or equal to]
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* `BETWEEN` [between a range]
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* `LIKE` [pattern wildcard searches]
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* `%` [wildcard, multiple characters]
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* `_` [wildcard, one character]
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* Matching wildcard rules
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* `%`: Match all files and folders for one level.
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* `%%`: Match all files and folders recursively.
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* `%abc`: Match all within-level ending in "abc".
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* `abc%`: Match all within-level starting with "abc".
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* Table 'userassist' stores executed processes
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## Modes
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There are multiple modes to select from to show the data
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```sh
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osqueryi
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osqueryi> .mode .help
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```
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## Remote Queries via Frontend
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* [Repo](https://github.com/fleetdm/fleet.git)
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## Extensions
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* [osquery-extensions](https://github.com/trailofbits/osquery-extensions)
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* [osq-ext-bin](https://github.com/polylogyx/osq-ext-bin)
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### Yara
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```sql
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select * from yara where sigfile='<sigfile>' and path like '/home/%%';
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```
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* [Docs](https://osquery.readthedocs.io/en/stable/deployment/yara/)
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