flight_control

Falcon Flight Control (MSSP) examples

The examples within this folder focus on leveraging CrowdStrike's Falcon Flight Control to interact with child hosts.

Retrieve child CID for a host

Retrieves the child CID for a specified hostname.

Running the program

In order to run this demonstration, you you will need access to CrowdStrike API keys with the following scopes:

Service Collection

Scope

Flight Control

READ

Hosts

READ

Execution syntax

This sample leverages simple command-line arguments to implement functionality.

Basic usage

Retrieve the CID for a host within a child tenant.

python3 find_child_cid.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -f HOSTNAME

GovCloud users can change their CrowdStrike region using the -b argument.

python3 find_child_cid.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -f HOSTNAME -b usgov1

Command-line help

Command-line help is available via the -h argument.

python3 find_child_cid.py -h
usage: find_child_cid.py [-h] -k CLIENT_ID -s CLIENT_SECRET [-b BASE_URL] -f FIND_HOST

Falcon Flight Control child host CID lookup.

optional arguments:
  -h, --help            show this help message and exit
  -k CLIENT_ID, --client_id CLIENT_ID
                        CrowdStrike Falcon API key ID
  -s CLIENT_SECRET, --client_secret CLIENT_SECRET
                        CrowdStrike Falcon API key secret
  -b BASE_URL, --base_url BASE_URL
                        CrowdStrike API region (us1, us2, eu1, usgov1) NOT required unless you are using `usgov1`
  -f FIND_HOST, --find_host FIND_HOST
                        Hostname or Device ID to identify

Example source code

The source code for this example can be found here.

Get Child Prevention Policies

Retrieve prevention policies for some or all child tenants.

Running the program

In order to run this demonstration, you you will need access to CrowdStrike API keys with the following scopes:

Service Collection

Scope

Flight Control

READ

Prevention Policies

READ

Execution syntax

This sample leverages simple command-line arguments to implement functionality.

Basic usage

Retrieve prevention policies for all child tenants.

python3 get_child_prevention_policies.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET

Retrieve prevention policies for specific child tenants.

python3 get_child_prevention_policies.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -c CHILD_CID1,CHILD_CID2

Command-line help

Command-line help is available via the -h argument.

python3 get_child_prevention_policies.py -h
usage: get_child_prevention_policies.py [-h] -k FALCON_CLIENT_ID -s FALCON_CLIENT_SECRET [-c CHILDREN]

Retrieve child prevention policies.

 _______                        __ _______ __        __ __
|   _   .----.-----.--.--.--.--|  |   _   |  |_.----|__|  |--.-----.
|.  1___|   _|  _  |  |  |  |  _  |   1___|   _|   _|  |    <|  -__|
|.  |___|__| |_____|________|_____|____   |____|__| |__|__|__|_____|
|:  1   |                         |:  1   |
|::.. . |                         |::.. . |         FalconPy v1.2
`-------'                         `-------'

___  ____ ____ _  _ ____ _  _ ___ _ ____ _  _    ___  ____ _    _ ____ _ ____ ____
|__] |__/ |___ |  | |___ |\ |  |  | |  | |\ |    |__] |  | |    | |    | |___ [__
|    |  \ |___  \/  |___ | \|  |  | |__| | \|    |    |__| |___ | |___ | |___ ___]

Retrieve the prevention policies for all (or a subset of) child tenants within the parent.

Creation: 02.19.23 - jshcodes@CrowdStrike

optional arguments:
  -h, --help            show this help message and exit
  -c CHILDREN, --children CHILDREN
                        List of children to retrieve (comma-delimit)

required arguments:
  -k FALCON_CLIENT_ID, --falcon_client_id FALCON_CLIENT_ID
                        CrowdStrike Falcon API client ID
  -s FALCON_CLIENT_SECRET, --falcon_client_secret FALCON_CLIENT_SECRET
                        CrowdStrike Falcon API client Secret

Example source code

The source code for this example can be found here.

Host Group Duplicator

Duplicates the specified host group within a parent to all child tenants.

Running the program

In order to run this demonstration, you you will need access to CrowdStrike API keys with the following scopes:

Service Collection

Scope

Flight Control

READ

Host Group

READ, WRITE

Execution syntax

This sample leverages simple command-line arguments to implement functionality.

Basic usage

Duplicate the specified host group to all child tenants.

python3 host_group_duplicator.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -f HOSTGROUP_FILTER

GovCloud users can change their CrowdStrike region using the -b argument.

python3 host_group_duplicator.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -f HOSTGROUP_FILTER -b usgov1

Command-line help

Command-line help is available via the -h argument.

python3 host_group_duplicator.py -h
usage: host_group_duplicator.py [-h] -k FALCON_CLIENT_ID -s FALCON_CLIENT_SECRET [-r REGION] -f HOSTGROUP_FILTER

Duplicate host groups from a parent down to the children.

 _   _           _      ____                         ____              _ _           _
| | | | ___  ___| |_   / ___|_ __ ___  _   _ _ __   |  _ \ _   _ _ __ | (_) ___ __ _| |_ ___  _ __
| |_| |/ _ \/ __| __| | |  _| '__/ _ \| | | | '_ \  | | | | | | | '_ \| | |/ __/ _` | __/ _ \| '__|
|  _  | (_) \__ \ |_  | |_| | | | (_) | |_| | |_) | | |_| | |_| | |_) | | | (_| (_| | || (_) | |
|_| |_|\___/|___/\__|  \____|_|  \___/ \__,_| .__/  |____/ \__,_| .__/|_|_|\___\__,_|\__\___/|_|
                                            |_|                 |_|

optional arguments:
  -h, --help            show this help message and exit
  -k FALCON_CLIENT_ID, --falcon_client_id FALCON_CLIENT_ID
                        CrowdStrike Falcon API Client ID
  -s FALCON_CLIENT_SECRET, --falcon_client_secret FALCON_CLIENT_SECRET
                        CrowdStrike Falcon API Client secret
  -r REGION, --region REGION
                        CrowdStrike Region (us1, us2, eu1, usgov1). Required for usgov1.
  -f HOSTGROUP_FILTER, --hostgroup_filter HOSTGROUP_FILTER
                        String to use to search for host groups within the parent.

Example source code

The source code for this example can be found here.

Execute a command on hosts across multiple children

Execute a single RTR command across multiple hosts within multiple child tenants.

Running the program

In order to run this demonstration, you you will need access to CrowdStrike API keys with the following scopes:

Service Collection

Scope

Flight Control

READ

Hosts

READ

Real Time Response

READ, WRITE

Real Time Response Admin

READ, WRITE

Execution syntax

This sample leverages simple command-line arguments to implement functionality.

Basic usage

Execute a Real Time Response command across hosts within all child tenants.

python3 multicid.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -c ls

GovCloud users can change their CrowdStrike region using the -b argument.

python3 multicid.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -c ls -b usgov1

Filter targeted hosts with a FQL filter.

python3 multicid.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -c ls -f "hostname:'HOSTNAME'"

Sort returned host results to alter the order of execution.

python3 multicid.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -c ls -o "hostname.asc"

Perform more complex commands leveraging raw format using the -x argument.

python3 multicid.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -c "ls -al" -x

Use multiple threads to perform processing.

python3 multicid.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -c ls -m

Thread count can be specified with the -n argument. (Ignored when not multithreaded.)

python3 multicid.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -c ls -m -n 10

Specify the output folder for execution results.

python3 multicid.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -c ls -m -o OUTPUT_FOLDER

Limit the number of hosts returned per child CID.

python3 multicid.py -k $FALCON_CLIENT_ID -s $FALCON_CLIENT_SECRET -c ls -m -l 500

Command-line help

Command-line help is available via the -h argument.

python3 multicid.py -h
usage: multicid.py [-h] [-k FALCON_CLIENT_ID] [-s FALCON_CLIENT_SECRET] [-m] [-d OUTPUT_FOLDER] [-f FILTER] [-o SORT] [-l LIMIT] [-c COMMAND] [-t TIMEOUT] [-n NUMBER_OF_THREADS] [-x]

Execute a single RTR command across multiple hosts within multiple child tenants.

 _______ __            ______                         __ _______ __         __ __
|_     _|  |--.-----. |      |.----.-----.--.--.--.--|  |     __|  |_.----.|__|  |--.-----.
  |   | |     |  -__| |   ---||   _|  _  |  |  |  |  _  |__     |   _|   _||  |    <|  -__|
  |___| |__|__|_____| |______||__| |_____|________|_____|_______|____|__|  |__|__|__|_____|

     ___ ___       __ __   __  _______ ___ ______
    |   Y   .--.--|  |  |_|__||   _   |   |   _  \
    |.      |  |  |  |   _|  ||.  1___|.  |.  |   \
    |. \_/  |_____|__|____|__||.  |___|.  |.  |    \
    |:  |   |                 |:  1   |:  |:  1    /
    |::.|:. |                 |::.. . |::.|::.. . /
    `--- ---'                 `-------`---`------'

 ______  _______ _______ _______ _     _
 |_____] |_____|    |    |       |_____|
 |_____] |     |    |    |_____  |     |

            _______  _____  _______ _______ _______ __   _ ______
            |       |     | |  |  | |  |  | |_____| | \  | |     \
            |_____  |_____| |  |  | |  |  | |     | |  \_| |_____/

                        _______ _     _ _______ _______ _     _ _______  _____   ______
                        |______  \___/  |______ |       |     |    |    |     | |_____/
                        |______ _/   \_ |______ |_____  |_____|    |    |_____| |    \_

                                                                    FalconPy v1.1.5

optional arguments:
  -h, --help            show this help message and exit
  -k FALCON_CLIENT_ID, --falcon_client_id FALCON_CLIENT_ID
                        CrowdStrike Falcon API Client ID
  -s FALCON_CLIENT_SECRET, --falcon_client_secret FALCON_CLIENT_SECRET
                        CrowdStrike Falcon API Client Secret
  -m, --multithread     Leverage multiprocessing when executing the demonstration
  -d OUTPUT_FOLDER, --output_folder OUTPUT_FOLDER
                        Folder to output saved results
  -f FILTER, --filter FILTER
                        FQL string to use to limit target hosts. (Defaults to all Windows hosts.)
  -o SORT, --sort SORT  FQL string to use to sort returned host results.
  -l LIMIT, --limit LIMIT
                        Number of hosts to return per CID. (Maximum: 5000)
  -c COMMAND, --command COMMAND
                        Command to execute across all targeted hosts. (Defaults to return environment details.)
  -t TIMEOUT, --timeout TIMEOUT
                        Batch execution timeout in seconds. (Defaults to 120.)
  -n NUMBER_OF_THREADS, --number_of_threads NUMBER_OF_THREADS
                        Number of threads to spawn, ignored when not multithreaded. Not required.
  -x, --script_execution
                        Executes the command in raw format using runscript.(Defaults to regular execution.)

Example source code

The source code for this example can be found here.

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