Cancel file download
AI agents invoke execute_cancel_file_download to trigger actions in Cobalt Strike MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.
This tool executes a cancellation command on a remote beacon (compromised host) to interrupt an in-progress file transfer. While not destructive or write-heavy, it triggers external effects on a target system whose outcome depends on the current state of downloads on that beacon. This is characteristic of Execute-category tools.
From the tool's definition Tool named 'execute_cancel_file_download' with description 'Cancel file download' on a Cobalt Strike red team operations server. The 'execute_' prefix and context of beacon control operations indicate this triggers an action on a compromised system.
Attacks that exploit this kind of access
Cancel file download. It is categorised as a Execute tool in the Cobalt Strike MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Cobalt Strike MCP Server MCP server in PolicyLayer and add a rule for execute_cancel_file_download: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Cobalt Strike MCP Server. Nothing to install.
execute_cancel_file_download is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the execute_cancel_file_download rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for execute_cancel_file_download. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
execute_cancel_file_download is provided by the Cobalt Strike MCP Server MCP server (mickeydb/cobalt-strike-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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