Fileless execution condition specified

msutovsky-r7 · Feb 5, 2025 · 0d558a1 · 0d558a1
1 parent b678126
commit 0d558a1
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Showing 2 changed files with 12 additions and 5 deletions.
diff --git a/lib/msf/core/payload/adapter/.fetch.rb.swo b/lib/msf/core/payload/adapter/.fetch.rb.swo
diff --git a/lib/msf/core/payload/adapter/fetch.rb b/lib/msf/core/payload/adapter/fetch.rb
@@ -94,15 +94,15 @@ def generate_fetch_commands
     #
     case datastore['FETCH_COMMAND'].upcase
     when 'FTP'
-      return datastore['FETCH_FILELESS'] && !windows? ? _generate_ftp_command_fileless : _generate_ftp_command
+      return datastore['FETCH_FILELESS'] && linux? ? _generate_ftp_command_fileless : _generate_ftp_command
     when 'TNFTP'
-      return datastore['FETCH_FILELESS'] && !windows? ? _generate_tnftp_command_fileless : _generate_tnftp_command
+      return datastore['FETCH_FILELESS'] && linux? ? _generate_tnftp_command_fileless : _generate_tnftp_command
     when 'WGET'
-      return datastore['FETCH_FILELESS'] && !windows? ? _generate_wget_command_fileless : _generate_wget_command
+      return datastore['FETCH_FILELESS'] && linux? ? _generate_wget_command_fileless : _generate_wget_command
     when 'CURL'
-      return datastore['FETCH_FILELESS'] && !windows? ? _generate_curl_command_fileless : _generate_curl_command
+      return datastore['FETCH_FILELESS'] && linux? ? _generate_curl_command_fileless : _generate_curl_command
     when 'TFTP'
-      return datastore['FETCH_FILELESS'] && !windows? ? _generate_tftp_command_fileless : _generate_tftp_command
+      return datastore['FETCH_FILELESS'] && linux? ? _generate_tftp_command_fileless : _generate_tftp_command
     # ignoring certutil when FETCH_FILELESS is enabled
     when 'CERTUTIL'
       return _generate_certutil_command
@@ -155,6 +155,13 @@ def windows?
     @windows
   end
 
+  def linux?
+    return @linux unless @linux.nil?
+
+    @linux = platform.platforms.first == Msf::Module::Platform::Linux
+    @linux
+  end
+
   def _check_tftp_port
     # Most tftp clients do not have configurable ports
     if datastore['FETCH_SRVPORT'] != 69 && datastore['FetchListenerBindPort'].blank?