Threat Hunting Process

To establish the Process for threat hunting initiatives and routine tasks in Corporate Group

Scope

This Process applies to Cyber Analysts and all, including but not limiting to collected logs collected in SIEM and others servers, network devices, external storage media, applications, that contain or transmit Corporate Group’s information.

This Process applies throughout the Corporate Group as part of the information security management system framework.

Process Diagram

Procedures of Process

No.	Procedure	Description	Result	Responsible	Time limits
1.	Create Hypothesis	Hypothesis created to detect threat in Corporate Group network. Hypothesis may arise: Intelligence, Environmental Anomalies, Expert Intuition, Past Incidents, Other sources.	Created and documented hypothesis to detect threat	Cyber Analyst	Daily
2.	Collect Data	Data gathered from multiple sources, including human intelligence, imagery, electronic sources, intercepted signals, or publicly available sources.	Gathered data for processing	Cyber Analyst	Within 1 hour for PCI DSS infrastructure Unlimited for not PCI DSS infrastructure
3.	Process Data	Data processed into a comprehensible form. That could include: - translating it from a foreign language, decrypting it, sorting data based on how reliable or relevant it is, other.	Processed data for analysis	Cyber Analyst	Within 2 hours for PCI DSS infrastructure Unlimited for not PCI DSS infrastructure
4.	Analysis	Contradictory data evaluated against each other, and the patterns and implications of inconclusive or insufficient data considered.	Analysed data	Cyber Analyst	Within 2 hours for PCI DSS infrastructure Unlimited for not PCI DSS infrastructure
5.	Documentation	Documented assessment and report that summarize the data for decision.	Documented assessment	Cyber Analyst	Within 2 hours for PCI DSS infrastructure Unlimited for not PCI DSS infrastructure
6.	Whitelisting	Create new rules in detection system to whitelist false positive.	Whitelisted false positive	Cyber Analyst	Within 2 hours for PCI DSS infrastructure Unlimited for not PCI DSS infrastructure

Process Review and Update

This Process must be maintained in accordance with the Information Security Policy.

Revision History

Version	Author	Approved By	Revision date	Approval date
0.1	LŠ	GK	2023-05-20	2023-05-23
0.2	LŠ	DM	2023-11-02	2023-11-02
0.3	GK	DM	2024-09-10	2024-09-10
0.4	GK	DM	2025-12-11	2025-12-11