The Trojan compares the TimeZone.CurrentTimeZone.DaylightName property to strings Iran, Arab, Arabia and Middle East, which will match the following time zones in Windows:   Arabic Daylight Time (UTC+3) Arab Daylight Time (UTC+3) Arabian Daylight Time (UTC+4) Middle East Daylight Time (UTC+2) Iran Daylight Time (UTC+3.5) According to MSDN, these five time zones encompass 10 countries that fall within UTC+2, +3, +3.5 or +4 as seen in Figure 3