splwow64.exe

  • File Path: C:\Windows\splwow64.exe
  • Description: Print driver host for applications

Hashes

Type Hash
MD5 09EC082A13633BAEDE8FF155A0ACCF9E
SHA1 2D962BA8E740C70FFEC00FEED2E2DC3D02729CB1
SHA256 F00450B2DCEA43504642C00C4D5B725003E23AD00928BE0A5AD381E920561EA7
SHA384 B16F937170FABBC81CA538AC7081F6559E26BAF4B30EBEAD4543FD570D641AE8F9E5374AF6CF6B2290B6F7A8CC1886BD
SHA512 3A818D8B26BBCAAAE4DA456AF64A67746AF4E670513E4DC2E03AA6E951B351F3DAF8A569429D91BF2D156B987D6E2B720C7549C2F082EFCE2327DC7CE72B958C
SSDEEP 3072:xMvRNJWRNsoGlAi+iKJKUZsQgV1HQbPRyZ2pPTc:mvRNJyNsoGlAid4sF78AZ2
IMP 260422772873DF4417E4B473F68B1ADE
PESHA1 787F42EF194F2A9687F8B1F18DB58FA030E94170
PE256 CD22F48C381844D9E6D063BC4B81B54F1507990CF623F21E7E3BB505FFAFE19E

Runtime Data

Open Handles:

Path Type
(RW-) C:\Users\user File
\BaseNamedObjects__ComCatalogCache__ Section
\BaseNamedObjects\C:*ProgramData*Microsoft*Windows*Caches*{6AF0698E-D558-4F6E-9B3C-3716689AF493}.2.ver0x0000000000000002.db Section
\BaseNamedObjects\C:*ProgramData*Microsoft*Windows*Caches*{DDF571F2-BE98-426D-8288-1A9A39C3FDA2}.2.ver0x0000000000000002.db Section
\BaseNamedObjects\C:*ProgramData*Microsoft*Windows*Caches*cversions.2 Section
\BaseNamedObjects\NLS_CodePage_1252_3_2_0_0 Section
\BaseNamedObjects\NLS_CodePage_437_3_2_0_0 Section

Loaded Modules:

Path
C:\Windows\splwow64.exe
C:\Windows\System32\ADVAPI32.dll
C:\Windows\System32\KERNEL32.DLL
C:\Windows\System32\KERNELBASE.dll
C:\Windows\System32\msvcrt.dll
C:\Windows\SYSTEM32\ntdll.dll
C:\Windows\System32\RPCRT4.dll
C:\Windows\System32\sechost.dll
C:\Windows\System32\USER32.dll

Signature

  • Status: Signature verified.
  • Serial: 3300000266BD1580EFA75CD6D3000000000266
  • Thumbprint: A4341B9FD50FB9964283220A36A1EF6F6FAA7840
  • 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: splwow64.exe
  • Product Name: Microsoft Windows Operating System
  • Company Name: Microsoft Corporation
  • File Version: 10.0.19041.685 (WinBuild.160101.0800)
  • Product Version: 10.0.19041.685
  • Language: English (United States)
  • Legal Copyright: Microsoft Corporation. All rights reserved.
  • Machine Type: 64-bit

File Scan

  • VirusTotal Detections: 0/76
  • VirusTotal Link: https://www.virustotal.com/gui/file/f00450b2dcea43504642c00c4d5b725003e23ad00928be0a5ad381e920561ea7/detection

File Similarity (ssdeep match)

File Score
C:\WINDOWS\splwow64.exe 35
C:\WINDOWS\splwow64.exe 41
C:\Windows\splwow64.exe 40
C:\Windows\splwow64.exe 72
C:\Windows\splwow64.exe 72
C:\Windows\splwow64.exe 41
C:\Windows\splwow64.exe 44
C:\Windows\splwow64.exe 43
C:\windows\splwow64.exe 49
C:\Windows\system32\PrintIsolationHost.exe 47
C:\Windows\system32\PrintIsolationHost.exe 50
C:\WINDOWS\system32\PrintIsolationHost.exe 49
C:\Windows\system32\PrintIsolationHost.exe 44

Possible Misuse

The following table contains possible examples of splwow64.exe being misused. While splwow64.exe is not inherently malicious, its legitimate functionality can be abused for malicious purposes.

Source Source File Example License
sigma win_susp_splwow64.yml title: Suspicious Splwow64 Without Params DRL 1.0
sigma win_susp_splwow64.yml description: Detects suspicious Splwow64.exe process without any command line parameters DRL 1.0
sigma win_susp_splwow64.yml Image\|endswith: '\splwow64.exe' DRL 1.0
sigma win_susp_splwow64.yml CommandLine\|endswith: 'splwow64.exe' DRL 1.0

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