W32/Onion.A!tr
Analysis
W32/Onion.A!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
- 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
Detection Availability
FortiGate | |
---|---|
Extreme | |
FortiClient | |
Extended | |
FortiMail | |
Extended | |
FortiSandbox | |
Extended | |
FortiWeb | |
Extended | |
Web Application Firewall | |
Extended | |
FortiIsolator | |
Extended | |
FortiDeceptor | |
Extended | |
FortiEDR |
Version Updates
Date | Version | Detail |
---|---|---|
2022-05-25 | 90.02622 | |
2020-06-16 | 78.20800 | Sig Updated |
2020-03-24 | 76.19700 | Sig Updated |
2020-03-17 | 76.03000 | Sig Updated |
2020-01-23 | 74.74300 | Sig Updated |
2020-01-18 | 74.60600 | Sig Updated |
2020-01-18 | 74.60500 | Sig Updated |
2020-01-17 | 74.59800 | Sig Updated |
2019-12-10 | 73.69300 | Sig Updated |
2019-10-18 | 72.42500 | Sig Updated |