Fysbis
MITRE
Malware Type:
Other
Other
First seen:
Unknown
Unknown
Last seen:
Unknown
Unknown
Details:
[Fysbis](https://attack.mitre.org/software/S0410) is a Linux-based backdoor used by [APT28](https://attack.mitre.org/groups/G0007) that dates back to at least 2014.(Citation: Fysbis Palo Alto Analysis)
Associated Techniques (12)
| ID | ATT&CK | Tactics |
|---|---|---|
| T1027.013 | Encrypted/Encoded File | - |
| T1036.004 | Masquerade Task or Service | - |
| T1036.005 | Match Legitimate Resource Name or Location | - |
| T1056.001 | Keylogging | - |
| T1057 | Process Discovery | - |
| T1059.004 | Unix Shell | - |
| T1070.004 | File Deletion | - |
| T1082 | System Information Discovery | - |
| T1083 | File and Directory Discovery | - |
| T1132.001 | Standard Encoding | - |
| T1543.002 | Systemd Service | - |
| T1547.013 | XDG Autostart Entries | - |
Used by Actors (1)
Metadata
| ID: | 221 |
| Created: | 13/01/2026 17:48 |
| Updated: | 06/03/2026 16:00 |