JS/Script.B4F2!tr

description-logoAnalysis

JS/Script.B4F2!tr is classified as a trojan.
A trojan is a type of malware that performs activites without the user’s knowledge. These activities commonly include establishing remote access connections, capturing keyboard input, collecting system information, downloading/uploading files, dropping other malware into the infected system, performing denial-of-service (DoS) attacks, and running/terminating processes.
The Fortinet Antivirus Analyst Team is constantly updating our descriptions. Please check the FortiGuard Encyclopedia regularly for updates.

recommended-action-logoRecommended Action

  • Make sure that your FortiGate/FortiClient system is using the latest AV database.
  • Quarantine/delete files that are detected and replace infected files with clean backup copies.

Telemetry logoTelemetry

Detection Availability

FortiGate
Extended
FortiClient
FortiMail
FortiSandbox
FortiWeb
Web Application Firewall
FortiIsolator
FortiDeceptor
FortiEDR

Version Updates

Date Version Detail
2022-06-28 90.03672
2022-05-19 90.02426
2022-05-18 90.02415
2022-05-16 90.02350
2022-05-15 90.02314
2022-05-14 90.02301
2022-05-13 90.02270
2022-03-27 90.00862
2022-03-27 90.00861