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LIVING OFF THE LAND / OS BINARIES

Runexehelper.exe

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Launcher process

Execute
01COMMAND EXAMPLES
01ATT&CK TECHNIQUES
01DETECTION RESOURCES
01CAPABILITIES
01 / TRADECRAFT

Command reference

1 examples

Execute1

EXAMPLE 01T1218

Launches the specified exe. Prerequisites: (1) diagtrack_action_output environment variable must be set to an existing, writable folder; (2) runexewithargs_output.txt file cannot exist in the folder indicated by the variable.

COMMAND
runexehelper.exe {PATH_ABSOLUTE:.exe}
USE CASE
Executes arbitrary code
PRIVILEGES
User
OPERATING SYSTEM
Windows 10, Windows 11, Windows Server 2012, Windows Server 2016, Windows Server 2019, Windows Server 2022
Execute · EXE
02 / ON DISK

Known paths

c:\windows\system32\runexehelper.exe
03 / DEFENSIVE INTELLIGENCE

Detection & indicators

1 resources

Indicators & detection notes

  • IOC

    c:\windows\system32\runexehelper.exe is run

  • IOC

    Existence of runexewithargs_output.txt file

FURTHER READING

Research & resources

COMMUNITY RESEARCH

Acknowledgements

Grzegorz Tworek@0gtweet