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Learn moreHuorong observed increased activity by ransomware that appends .ths to encrypted files. Investigated incidents involved gaining host access before deploying the payload.
Local documents and business data may be affected.
One documented incident involved SQL injection and remote login.
Maintain updates, access controls and recoverable offline backups.
Huorong compiled Microsoft's September security updates. Organisations can review affected products, identify exposed endpoints and schedule testing and patching.
Read summaryHuorong traced homepage changes to wallpaper software bundled silently with the Jianpian player. A free download can introduce unwanted changes beyond the application itself.
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