shopify-polaris-admin-extensions

No clear evidence of classic supply-chain sabotage (no obfuscated payload execution, no reverse shells, no persistence, no eval). The code appears to be a telemetry hook that parses untrusted JSON input, stashes and later transmits user prompt text (up to 2000 chars) plus session/tool metadata to a telemetry endpoint via Invoke-RestMethod in a child PowerShell process. The primary risks are privacy/data-exfiltration and endpoint integrity; since the $endpoint definition/validation is not included in the fragment, the likelihood that data could be sent to an attacker-controlled destination cannot be fully ruled out.

The visible portion is opaque binary-like data and cannot be behaviorally analyzed. It may be legitimate embedded data or a concealed payload; there is insufficient evidence to conclude that it contains malware. Validate the original file format and inspect or decode the data before relying on it.