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UMDiskW.sys

UMDiskW

Ark Information Systems inc.

It runs as a Windows kernel mode device driver named “ARK UMDISKW”.
Publisher:
Ark Information Systems inc.  (signed and verified)

Product:
UMDiskW

Version:
1.0.3

MD5:
aa958126d6e75091b4efdd8fde8f49c3

SHA-1:
55c7a619eaf27c6dba06fdbf58d21ff8f9d83396

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
4/27/2024 1:03:35 AM UTC  (today)

File size:
13.9 KB (14,280 bytes)

Product version:
1.0.3

Copyright:
Copyright(C) 2008-2011 ARK Information Systems Inc. All rights reserved.

Original file name:
UMDiskW.sys

File type:
Driver (Win32 SYS)

Common path:
C:\Windows\System32\drivers\umdiskw.sys

Digital Signature
Signed by:
Ark Information Systems inc.

Authority:
VeriSign, Inc.

Valid from:
7/5/2011 9:00:00 AM

Valid to:
7/5/2012 8:59:59 AM

Subject:
CN=Ark Information Systems inc., OU=KH, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Ark Information Systems inc., L=Chiyoda-Ku, S=Tokyo, C=JP

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
12C38454C4550880A009D55657B5A022

File PE Metadata
Compilation timestamp:
10/17/2011 9:55:35 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
8.0

Entry address:
0xE60

Entry point:
8B, FF, 55, 8B, EC, A1, 00, 0B, 01, 00, 85, C0, B9, 4E, E6, 40, BB, 74, 04, 3B, C1, 75, 1E, 8B, 15, 34, 0A, 01, 00, B8, 00, 0B, 01, 00, C1, E8, 08, 33, 02, A3, 00, 0B, 01, 00, 75, 07, 8B, C1, A3, 00, 0B, 01, 00, F7, D0, A3, 04, 0B, 01, 00, 5D, E9, 64, FF, FF, FF, CC, CC, E8, 0E, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 84, 10, 00, 00, 08, 0A, 00, 00, E0, 0E, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, A6, 10, 00, 00, 00, 0A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
6.6499

Code size:
2.8 KB (2,816 bytes)

Driver
Display name:
ARK UMDISKW

Service name:
umdiskw

Type:
Kernel device driver (KernelDriver)

Group:
System Bus Extender


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