Complex sentence: This timing enabled the malware to communicate during specific windows of time such as the victim's workweek and enabled the malware to blend in with legitimate web traffic originating from the compromised system making it difficult to discern malicious command and control activity from legitimate network activity.
Split into simpler sentences: This timing enabled the malware to communicate during specific windows of time such as the victim's workweek. This enabled the malware to blend in with legitimate web traffic originating from the compromised system making it difficult to discern malicious command and control activity from legitimate network activity.