Yasso (Malware Family) By Fraunhofer FKIE Archived: 2026-04-05 14:29:41 UTC win.yasso (Back to overview) Yasso According to Palo Alto Networks, Yasso is an open source multi-platform intranet-assisted penetration toolset that brings together a number of features such as scanning, brute forcing, remote interactive shell, and running arbitrary commands. It is authored by a Mandarin-speaking pentester nicknamed Sairson. References 2024-09-04 ⋅ Natto Thoughts ⋅ Natto Team Reconnaissance Scanning Tools Used by Chinese Threat Actors and Those Available in Open Source scanbox Ladon Yasso 2023-06-16 ⋅ Palo Alto Networks: Cortex Threat Research ⋅ Lior Rochberger Through the Cortex XDR Lens: Uncovering a New Activity Group Targeting Governments in the Middle East and Africa CHINACHOPPER Ladon Yasso CL-STA-0043 There is no Yara-Signature yet. Source: https://malpedia.caad.fkie.fraunhofer.de/details/win.yasso https://malpedia.caad.fkie.fraunhofer.de/details/win.yasso Page 1 of 1