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Name: TFTP Fetch, Linux Execute Command
Module: payload/cmd/linux/tftp/x64/exec
Platform: Linux
Arch: cmd
Needs Admin: No
Total size: 105
Rank: Normal
Provided by:
Brendan Watters
ricky
Geyslan G. Bem <geyslan@gmail.com>
Basic options:
Name Current Setting Required Description
---- --------------- -------- -----------
CMD no The command string to execute
FETCH_COMMAND CURL yes Command to fetch payload (Accepted: CURL, FTP, TFTP, TNFTP, WGET)
FETCH_DELETE false yes Attempt to delete the binary after execution
FETCH_FILELESS none yes Attempt to run payload without touching disk by using anonymous handles, requires Linux ≥3.17 (for Python variant also Python ≥3.8 (Accepted: none, bash, python3.8+)
FETCH_SRVHOST yes Local IP to use for serving payload
FETCH_SRVONCE true yes Stop serving the payload after it is retrieved
FETCH_SRVPORT 8080 yes Local port to use for serving payload
FETCH_URIPATH no Local URI to use for serving payload
When FETCH_COMMAND is one of CURL,WGET:
Name Current Setting Required Description
---- --------------- -------- -----------
FETCH_PIPE false yes Host both the binary payload and the command so it can be piped directly to the shell.
When FETCH_FILELESS is none:
Name Current Setting Required Description
---- --------------- -------- -----------
FETCH_FILENAME VjCIbhhBJ no Name to use on remote system when storing payload; cannot contain spaces or slashes
FETCH_WRITABLE_DIR ./ yes Remote writable dir to store payload; cannot contain spaces
Description:
Fetch and execute an x64 payload from a TFTP server.
Execute an arbitrary command or just a /bin/sh shell
Name Current Setting Required Description
---- --------------- -------- -----------
EXE::Custom no Use custom exe instead of automatically generating a payload exe
EXE::EICAR false no Generate an EICAR file instead of regular payload exe
EXE::FallBack false no Use the default template in case the specified one is missing
EXE::Inject false no Set to preserve the original EXE function
EXE::OldMethod false no Set to use the substitution EXE generation method.
EXE::Path no The directory in which to look for the executable template
EXE::Template no The executable template file name.
FetchHandlerDisable false yes Disable fetch handler
FetchListenerBindAddress no The specific IP address to bind to to serve the payload if different from FETCH_SRVHOST
FetchListenerBindPort no The port to bind to if different from FETCH_SRVPORT
MSI::Custom no Use custom msi instead of automatically generating a payload msi
MSI::EICAR false no Generate an EICAR file instead of regular payload msi
MSI::Path no The directory in which to look for the msi template
MSI::Template no The msi template file name
MSI::UAC false no Create an MSI with a UAC prompt (elevation to SYSTEM if accepted)
NullFreeVersion false yes Null-free shellcode version
PrependFork false no Prepend a stub that starts the payload in its own process via fork
PrependSetresuid false no Prepend a stub that executes the setresuid(0, 0, 0) system call
PrependSetreuid false no Prepend a stub that executes the setreuid(0, 0) system call
PrependSetuid false no Prepend a stub that executes the setuid(0) system call
VERBOSE false no Enable detailed status messages
WORKSPACE no Specify the workspace for this module