LWA-2026-11307 confirmed malware
@openrepl/shared@0.0.4
Malicious code in @openrepl/shared (npm)
T1059.007 · JavaScriptT1082 · System Information DiscoveryT1005 · Data from Local SystemT1041 · Exfiltration Over C2 Channel
Analysis
The package's preinstall hook runs index.js, which executes a curl POST to hxxps://youjoex[.]free[.]beeceptor[.]com/$(whoami)/$(hostname)/. The request body is a base64-encoded concatenation of /etc/passwd, /etc/hosts, the output of `id`, and /etc/shadow (when readable), sent to a webhook-capture host at install time. This exfiltrates the installer's system identity, user/group info, and password hashes.
- analyzed by
- Leitwacht
- first seen
- Aug 15, 2026, 12:45 AM
- analyzed
- Aug 15, 2026, 12:46 AM
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Independently detected by the Leitwacht supply-chain probe. IOCs are defanged. Published CC0. Think this is a mistake? See the dispute policy.