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DSDrv4.sys

Upsilon Software Ltd

It runs as a Windows 64-bit kernel mode device driver named “DSDrv4”.
Publisher:
Upsilon Software Ltd  (signed and verified)

Description:
hardware access driver

Version:
4.1.20

MD5:
95a91d77ba6f4dac59380fb19fff9d60

SHA-1:
29de744f83aad12467a7d5184eb05da33ec4f25d

SHA-256:
1d31da0837f5f14b7361b9255785061133d317b9ee9d37d06afdea47e56b49d0

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
7/2/2025 1:02:06 PM UTC  (today)

File size:
19.7 KB (20,128 bytes)

Product version:
4.1.20

Copyright:
Copyright © 2000-2007

Trademarks:
This driver is covered by the term of the GNU GPL

Original file name:
DSDrv4.sys

File type:
Driver (Win64 SYS)

Language:
English (United States)

Common path:
C:\Program Files\dscaler\dsdrv4.sys

Digital Signature
Signed by:
Upsilon Software Ltd

Authority:
GlobalSign nv-sa

Valid from:
8/12/2010 12:59:52 PM

Valid to:
10/25/2012 12:28:09 PM

Subject:
E=john@upsilonsoftware.com, CN=Upsilon Software Ltd, O=Upsilon Software Ltd, L=London, S=London, C=GB

Issuer:
CN=GlobalSign ObjectSign CA, OU=ObjectSign CA, O=GlobalSign nv-sa, C=BE

Serial number:
0100000000012A662A723C

File PE Metadata
OS bitness:
Win64

CTPH (ssdeep):
384:hfdFXSBiQqEjUSMEzjl97mWsFovu018j+6NE54zpzSdUb+SH6+C:hbhQqEjUBUUom6C+QpliSa+C

Entry point:
8B, FF, 55, 8B, EC, A1, 0C, 40, 01, 90, 85, C0, B9, 4E, E6, 40, BB, 74, 04, 3B, C1, 75, 1A, A1, 98, 30, 01, 90, 8B, 00, 35, 0C, 40, 01, 90, A3, 0C, 40, 01, 90, 75, 07, 8B, C1, A3, 0C, 40, 01, 90, F7, D0, A3, 10, 40, 01, 90, 5D, E9, 3F, C3, FF, FF, CC, A8, 50, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 62, 54, 00, 00, 28, 30, 00, 00, 80, 50, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 3A, 55, 00, 00, 00, 30, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 12, 55, 00, 00, 00...
 
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Driver
Display name:
DSDrv4

Type:
Kernel device driver (KernelDriver)


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