Most Recent IBM C1000-162 Exam Questions & Answers

Offense chaining in IBM Security QRadar SIEM V7.5 is based on the offense index field specified in the rule. This means that if a rule is configured to use a specific field, such as the source IP address, as the offense index field, there will only be one offense for that specific source IP address while the offense is active. This mechanism is crucial for tracking and managing offenses efficiently within the system.

While the documentation does not explicitly list 'Stored' and 'Parsed' as categories comprising events, it discusses high-level event categories and the process of categorizing incoming events for easy searching. Without specific mention of the categories 'Stored' and 'Parsed,' the provided documentation does not verify any of the options directly. Further insight into event categories is provided by discussing how events are grouped into high-level categories for organizational purposes.

A 'Flow Bias' Quick Search can be performed from the Network Activity tab in QRadar, providing insights into network flows and potential anomalies or biases in the traffic patterns.

A YARA rule is used for malware identification and classification, based on textual or binary patterns. The example provided suggests a rule that flags occurrences of a specific string (str1) at a precise location within a file. The 'offset' keyword in YARA rules specifies the exact byte position where the pattern (in this case, 'str1') should appear. Thus, the correct interpretation of the YARA rule example is that it flags instances where 'str1' appears 25 bytes into the file, indicating a very specific pattern match used for identifying potentially malicious files or activities that conform to this pattern.