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VShell Linux Backdoor

Aug 29, 2025 12:46:41 PM / by The Hivemind posted in Threat Bulletin, Linux Malware, VShell malware, malicious filename, command injection, XOR encryption, Bash payload, remote access backdoor, fileless malware, Snowlight dropper, Linux server security

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Verticals Targeted: Not specified
Regions Targeted: Not specified
Related Families: Snowlight dropper

Executive Summary

VShell is a sophisticated Go-based backdoor targeting Linux systems through a novel infection chain that weaponizes filenames in RAR archives. This malware, linked to Chinese APT groups, exploits common shell scripting practices to execute malicious Bash payloads, delivering a stealthy, memory-resident backdoor capable of remote control, file operations, and network tunneling.

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