fltMC.exe

  • File Path: C:\WINDOWS\system32\fltMC.exe
  • Description: Filter Manager Control Program

Hashes

Type Hash
MD5 5DF5037E16319A6F6E21562C7B4F679C
SHA1 096F9EB6FCC92DD18797E1F553257D0A89FDDDE1
SHA256 FA85855B3CC7E02B4874304BDCEBE7ECE715DD03802970EEDD1C4A88E5B814D4
SHA384 55269EEE6BA2FD27F162C9E1C3C7B97B95222608CE4FD941F1B1FEE02FCAFC1A3E0951E394493D29F70BF424427C6184
SHA512 43455728E6F9D7BC302346B3622F7842C70283F65BD89D08390AFA6C8377CA2A3C2C6BA46ABB979498E33784D719D272EEB6845E5A53E990ADA18F7FC1F15368
SSDEEP 384:Q/h6z/vnI1cksqTXLbPY39DxsOdCPs7UsOt8d8n+XfvRpBi4VWp9W:Q56/vnI6ksa7bPYVL7jgGvRpBi4g

Runtime Data

Usage (stdout):


** Invalid command
Valid commands:
    load        Loads a Filter driver
    unload      Unloads a Filter driver
    filters     Lists the Filters currently registered in the system
    instances   Lists the Instances for a Filter or Volume currently
                registered in the system
    volumes     Lists all volumes/RDRs in the system
    attach      Creates a Filter Instance to a Volume
    detach      Removes a Filter Instance from a Volume

    Use fltmc help [ command ] for help on a specific command

Signature

  • Status: Signature verified.
  • Serial: 330000023241FB59996DCC4DFF000000000232
  • Thumbprint: FF82BC38E1DA5E596DF374C53E3617F7EDA36B06
  • Issuer: CN=Microsoft Windows Production PCA 2011, O=Microsoft Corporation, L=Redmond, S=Washington, C=US
  • Subject: CN=Microsoft Windows, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

File Metadata

  • Original Filename: fltMC.exe.mui
  • Product Name: Microsoft Windows Operating System
  • Company Name: Microsoft Corporation
  • File Version: 10.0.18362.1 (WinBuild.160101.0800)
  • Product Version: 10.0.18362.1
  • Language: English (United States)
  • Legal Copyright: Microsoft Corporation. All rights reserved.

Possible Misuse

The following table contains possible examples of fltMC.exe being misused. While fltMC.exe is not inherently malicious, its legitimate functionality can be abused for malicious purposes.

Source Source File Example License
sigma win_user_driver_loaded.yml - '\Windows\System32\fltMC.exe' DRL 1.0
sigma proc_creation_win_stordiag_execution.yml description: Detects the use of stordiag.exe to execute schtasks.exe systeminfo.exe and fltmc.exe DRL 1.0
sigma proc_creation_win_stordiag_execution.yml - '\fltmc.exe' DRL 1.0
sigma proc_creation_win_sysmon_driver_unload.yml Image\|endswith: '\fltmc.exe' DRL 1.0
LOLBAS FltMC.yml Name: fltMC.exe  
LOLBAS FltMC.yml - Command: fltMC.exe unload SysmonDrv  
LOLBAS FltMC.yml - Path: C:\Windows\System32\fltMC.exe  
LOLBAS FltMC.yml - IOC: 4688 events with fltMC.exe  
LOLBAS Stordiag.yml Description: Once executed, Stordiag.exe will execute schtasks.exe systeminfo.exe and fltmc.exe - if stordiag.exe is copied to a folder and an arbitrary executable is renamed to one of these names, stordiag.exe will execute it.  
LOLBAS Stordiag.yml - IOC: systeminfo.exe, fltmc.exe or schtasks.exe being executed outside of their normal path of c:\windows\system32\ or c:\windows\syswow64\  
atomic-red-team T1518.001.md fltmc.exe | findstr.exe 385201 MIT License. © 2018 Red Canary
atomic-red-team T1562.001.md fltmc.exe unload #{sysmon_driver} MIT License. © 2018 Red Canary
atomic-red-team T1562.001.md if(fltmc.exe filters | findstr #{sysmon_driver}) { exit 0 } else { exit 1 } MIT License. © 2018 Red Canary

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