fltMC.exe

  • File Path: C:\Windows\SysWOW64\fltMC.exe
  • Description: Filter Manager Control Program

Hashes

Type Hash
MD5 BCC07CC325D59F7F7B47CD137D5F927B
SHA1 FC2F3302739480971DA44533AEA95FED3889343C
SHA256 D6B6F7B65EF86113DB37C551D8B569BAD3D0278F77F908FD53759A8A99CC1769
SHA384 35E767322B4573E29B1175D5BC9519B807B1A544837340C5EFA590174656907ABA4B47D26ADB3ABDAFC2FC78B1C73150
SHA512 051CE79B2F2E4DC8D609EB7DF8E524AC008A1D66E8E462DC0AB1F5E56E661FC0CDDB8598D358C0251EE7A31FA5DF358BA114C298455C0762823B53C00A84563B
SSDEEP 384:9rM+t2BET2Dq0sfReM9MF8gSBxC6WzVKentk/tDCEyIE2ESP7SNtWH9Wmf:9UDq0sfReM9W8g2IfzVXKwE3E2Eu7SNG

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: 33000000BCE120FDD27CC8EE930000000000BC
  • Thumbprint: E85459B23C232DB3CB94C7A56D47678F58E8E51E
  • 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: 10.0.14393.0 (rs1_release.160715-1616)
  • Product Version: 10.0.14393.0
  • 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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