Please help to identify the following description belonging to which technique in MITRE and the corresponding tactics: Turla surveys a system upon check-in to discover active local network connections using the <code>netstat -an</code>, <code>net use</code>, <code>net file</code>, and <code>net session</code> commands. Turla RPC backdoors have also enumerated the IPv4 TCP connection table via the <code>GetTcpTable2</code> API call.