Explorer.exe
Binary used for managing files and system components within Windows
Paths
C:\Windows\explorer.exeC:\Windows\SysWOW64\explorer.exe
Commands
Execute
Execute specified .exe with the parent process spawning from a new instance of explorer.exe
Use case: Performs execution of specified file with explorer parent process breaking the process tree, can be used for defense evasion.
Privileges: User
explorer.exe /root,"{PATH_ABSOLUTE:.exe}"
Execute
Execute notepad.exe with the parent process spawning from a new instance of explorer.exe
Use case: Performs execution of specified file with explorer parent process breaking the process tree, can be used for defense evasion.
Privileges: User
explorer.exe {PATH_ABSOLUTE:.exe}
Detection
- Sigma: https://github.com/SigmaHQ/sigma/blob/c04bef2fbbe8beff6c7620d5d7ea6872dbe7acba/rules/windows/process_creation/proc_creation_win_explorer_break_process_tree.yml
- Sigma: https://github.com/SigmaHQ/sigma/blob/c04bef2fbbe8beff6c7620d5d7ea6872dbe7acba/rules/windows/process_creation/proc_creation_win_explorer_lolbin_execution.yml
- Elastic: https://github.com/elastic/detection-rules/blob/f2bc0c685d83db7db395fc3dc4b9729759cd4329/rules/windows/initial_access_via_explorer_suspicious_child_parent_args.toml
- IOC: Multiple instances of explorer.exe or explorer.exe using the /root command line is suspicious.