Capabilities

security.execution.command

Contract

Outputs

process.output

Command execution output

Side effects: process_spawn

Workflow Edges

Produces

process.output

Resource Profile

Resource	Value
CPU	low
Memory	16 MB
Network	low
Disk I/O	low

Examples

Executes SCT script using scrobj.dll from a command in entered into a specially prepared INF file. (Code execution)

InfDefaultInstall.exe {PATH:.inf}

Detection

Type	Rule / Indicator
sigma	https://github.com/SigmaHQ/sigma/blob/c04bef2fbbe8beff6c7620d5d7ea6872dbe7acba/rules/windows/process_creation/proc_creation_win_infdefaultinstall_execute_sct_scripts.yml
blockrule	https://docs.microsoft.com/en-us/windows/security/threat-protection/windows-defender-application-control/microsoft-recommended-block-rules

Documentation

infdefaultinstall

infdefaultinstall is a Windows LOLBin. Binary used to perform installation based on content inside inf files Located at: C:\Windows\System32\Infdefaultinstall.exe; C:\Windows\SysWOW64\Infdefaultinstall.exe.

References

911997635455852544