Get Permission The operators behind the Trickbot malware are deploying a new reconnaissance tool dubbed "Masrv" to exfiltrate additional data from targeted networks, according to a Kryptos Logic report released this week. The report notes that the Masrv tool incorporates an open-source network scanner called Masscan that can probe networks to target Microsoft Windows operating systems. The botnet operators then deploy two backdoors that can be used for additional data exfiltration and to maintain persistence within a compromised device or network. Kryptos Logic notes the new malware components are an indication that Trickbot’s operators continued to invest in improving their toolkit despite the recent takedown of some of the cybercrime operation’s servers. It’s unclear when the latest campaign began, but researchers say attacks using the latest tool are ongoing (see: