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MalAd.sys

MalAd Driver

OLYMPUS CORPORATION

It runs as a Windows 64-bit kernel mode device driver named “MALAD Service”.
Publisher:
OLYMPUS  (signed by OLYMPUS CORPORATION)

Product:
MalAd Driver

Description:
MALAD PCI Driver

Version:
5.1.7.2

MD5:
40f49e861d95713cbee4c9d089fcac5c

SHA-1:
fdcc1a07ad42deb89bc575e9ce0c78e68c7d7970

SHA-256:
91e3defccf3f7c3db1dda2954508632860b39ab07028344cc2e4fa5c41538d02

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
1/13/2025 5:07:40 PM UTC  (today)

File size:
50.6 KB (51,792 bytes)

Product version:
5.1.7.2

Copyright:
Copyright OLYMPUS 2007-2015

Original file name:
MalAd.sys

File type:
Driver (Win64 SYS)

Language:
English (United States)

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

Digital Signature
Signed by:
OLYMPUS CORPORATION

Authority:
VeriSign, Inc.

Valid from:
8/27/2014 5:00:00 PM

Valid to:
9/8/2015 4:59:59 PM

Subject:
CN=OLYMPUS CORPORATION, OU=SSBC R&D Division, O=OLYMPUS CORPORATION, L=Hachioji-shi, 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:
45BD71A8A7C595FBBDD234DD83E4868E

File PE Metadata
Compilation timestamp:
2/5/2015 12:54:45 AM

OS version:
6.0

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
8.0

CTPH (ssdeep):
768:6yN2DowdTnOpciM+5zJclaHnZ8Cr8WpXQbSxnUGSwa9TFOQXIIsZ3upD7kA2VC4T:6bw8+5v7XYMSwaOkD7kA8CHaz

Entry address:
0x8AD8

Entry point:
48, 89, 5C, 24, 08, 48, 89, 6C, 24, 10, 48, 89, 74, 24, 18, 57, 48, 83, EC, 20, 48, 85, C9, 48, 8B, EA, 48, 8B, F9, 75, 0A, E8, 0C, 45, 00, 00, E9, F1, 00, 00, 00, 66, 83, 25, 97, 32, 00, 00, 00, 48, 89, 0D, B8, 32, 00, 00, 48, 8D, 05, B9, 32, 00, 00, 48, 8D, 0D, 82, 32, 00, 00, 48, 89, 05, 83, 32, 00, 00, 66, C7, 05, 74, 32, 00, 00, 08, 02, FF, 15, 04, 16, 00, 00, 4C, 8D, 0D, 85, 32, 00, 00, 4C, 8D, 05, CE, 25, 00, 00, 48, 8D, 15, 57, 32, 00, 00, 48, 8B, CF, E8, 37, 01, 00, 00, 85, C0, 0F, 88, 99, 00, 00...
 
[+]

Entropy:
6.2618

Code size:
37.5 KB (38,400 bytes)

Driver
Display name:
MALAD Service

Service name:
MalAd

Type:
Kernel device driver (KernelDriver)

Group:
Extended Base


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