CrowdStrike CCFH-202b Exam Questions

IP Search is an Investigate tool that allows you to look up information about external IPs only. It shows information such as geolocation, network connection events, detection history, etc. for each external IP address that has communicated with your hosts. It does not show information about internal IPs, suspicious IPs, or both internal and external IPs.

These are the steps required to properly create a custom alert rule. Custom Alerts are a feature that allows you to configure email alerts using predefined templates so you're notified about specific activity in your environment. You can choose from various templates that cover different use cases, such as suspicious PowerShell activity, network connections to risky countries, etc. You can also preview the search results of the template before scheduling the alert. You do not need to create the query for the alert, setup the email template for the alert, or create a new custom template, as these are already provided by the predefined templates.

The Events Data Dictionary found in the Falcon documentation is useful for writing hunting queries because it provides a reference of information about the events found in the Investigate > Event Search page of the Falcon Console. The Events Data Dictionary describes each event type, field name, data type, description, and example value that can be used to query and analyze event data. The Streaming API Event Dictionary, Hunting and Investigation, and Event stream APIs are not documentation that provide details about key data fields and sensor events.

The ParentProcessld_decimal event field is what the Process Timeline Events Details table will populate the Parent Process ID and the Parent File columns with when the cloudable Event data contains it. The ParentProcessld_decimal event field is the decimal representation of the process identifier for the parent process of the target process. It can be used to trace the process ancestry and identify potential malicious activity. The ContextProcessld_decimal, RawProcessld_decimal, and RpcProcessld_decimal event fields are not used to populate the Parent Process ID and the Parent File columns.

Non-network processes are processes that are not expected to communicate over the network, such as notepad.exe. If they make an outbound network connection, it could indicate that they are compromised or maliciously used by an adversary. PowerShell running an execution policy of RemoteSigned is a default setting that allows local scripts to run without digital signatures. An Internet browser performing multiple DNS requests is a normal behavior for web browsing. PowerShell launching a PowerShell script is also a common behavior for legitimate tasks.