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What is sdimmunize.exe?

Part of Spybot - Search & Destroy by Safer-Networking Ltd.

What is it?

Pro-active browser protection for Spybot Search & Destroy (S&D) is a spyware and adware removal computer program that scans the computer hard disk and/or RAM for malicious software. In addition to spyware and adware detection and disinfection, Spybot-S&D can repair the registry, winsock LSPs, ActiveX objects, browser hijackers and BHOs, PUPS, computer cookies, trackerware, heavy duty, homepage hijackers, keyloggers, LSP, tracks, trojans, spybots, revision, and other kinds of malware.
Description of sdimmunize.exe from Safer-Networking Ltd.
Spybot-S&D is free for private use. Even if you don’t see the symptoms, your computer may be infected. The creators of spyware are constantly developing new ways of invading your privacy. Team Spybot works 24/7 detecting these threats and finding ways to remove them. Spybot-S&D is maintained by a team of people very dedicated to privacy issues, many of which are working full-time on analysing masses of new threats each week, and the response time from our support team is better than that of many a commercial vendor.
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How does sdimmunize.exe run?

Process - sdimmunize.exe is an instance of a running program. This 64-bit program executes with the privileges as the currently logged in user account. sdimmunize.exe is executed by the process taskeng.exe (Task Scheduler Engine by Microsoft).

How does sdimmunize.exe start?

Scheduled task - sdimmunize.exe is launched automatically by registering itself into the Windows Task Scheduler under the task name '\Safer-Networking\Spybot - Search and Destroy\Refresh immunization'. Task Scheduler provides the ability to schedule the launch of programs or scripts at pre-defined times or after specified time intervals or even with event-based triggers.


What is the community is seeing?What is the community is doing?
About 0.4% of all Boost users have the sdimmunize.exe process running.Of the 0.4% of sdimmunize.exe users, 14.3% have disabled it.
How stable is Spybot - Search & Destroy?
Based on crash data discovered by Boost, stability is a measure of how sound this particular process and the average percent of times it crashes.
Typical program1.26%
How resource intensive is sdimmunize.exe?
Comparison based on the average resource utilization across all programs.
0.00055% CPU5476.4%
Average CPU utilization across all programs is 0.00001%.
22.29 MB RAM103.5%
Average private memory utilization across all programs is 21.53 MB.
          626 /min27.8%
Average I/O read and write operations for all programs is 2,253 per minute.
180 GDI objects120.0%
Average number of GUI GDI and USER objects for all programs is 150.
Typical file (disk image) location:
C:\Program Files\spybot - search & destroy 2\sdimmunize.exe

Are there other versions of Spybot - Search & Destroy?

What else is related?

Spybot - Search & Destroy Stability

sdimmunize.exe crashes or has encountered a critical error 0.8900% of the time.
Error: Stopped responding and was closed (AppHangB1)
Details: A problem caused this program to stop interacting with Windows.
Occurred: over 6 months ago

What Windows OS versions does this run on?

Microsoft Windows XP (5.1.2600.196608)
Windows Vista (TM) Home Premium (6.0.6001.65536)
Windows Vista (TM) Business (6.0.6002.131072)
Windows Vista (TM) Home Premium (6.0.6002.131072)
Windows 7 Home Premium (6.1.7601.65536)
Windows 7 Professional (6.1.7601.65536)
Windows 7 Home Premium (6.1.7601.65536)
Windows 7 Ultimate (6.1.7601.65536)
Windows 8 (6.2.9200.0)
Windows 8 Pro with Media Center (6.2.9200.0)
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File details

File name: sdimmunize.exe
Publisher: Safer-Networking Ltd. (verified)
Name: Spybot - Search & Destroy
Description: Pro-active browser protection
Product version:
Size: 3.48 MB
Original file name: SDImmunize.exe

Digital certificate

Certificate authority: VeriSign
Effective date: 3/20/2012
Expiration date: 4/7/2015

Resource utilization

CPU utilization averages
Total CPU: 0.0009813838%
Privileged CPU: 0.0004337472%
User CPU: 0.00054763657725%
Privileged CPU time: 25561.22 ms
Privileged CPU time /min: 333 ms
CPU cycle count: 369,730,371
CPU cycle count /min: 1,976,062,117
Memory utilization averages
Committed memory: 147.39 MB
Peak committed memory: 159.26 MB
Paged memory: 22.29 MB
Peak paged memory: 23.67 MB
Paged system memory: 254.42 KB
Non-paged system memory: 29.54 KB
Working set memory: 21.84 MB
Peak working set memory: 36.22 MB
Min working set memory: 20.58 MB
Private memory: 22.29 MB
Page faults: 19,331
Page faults /min: 183
Process I/O averages
Total read operations: 46,665
Read operations /min: 624
Total read transfer: 35 MB
Read transfer /min: 479.41 KB
Total write operations: 136
Write operations /min: 2
Total write transfer: 4.22 MB
Write transfer /min: 57.86 KB
Total other operations: 97,097
Other operations /min: 1,299
Total other transfer: 421.75 KB
Other Transfer /min: 5.64 KB
GUI Object Averages
GDI objects: 180
Peak GDI objects: 192
USER objects: 53
Peak USER objects: 67
Handle count average: 290
Thread count average: 6
Thread resource averages

Process details

Runs as (owner): User
Integrety level: Undefined
Windows platform: 64-bit
Parent Process
Process Commands
"C:\Program Files\Spybot - Search & Destroy 2\SDImmunize.exe" /immunize /silent /autoclose
"C:\Program Files\Spybot - Search & Destroy 2\SDImmunize.exe" /userhives

Scheduled task details

Name: Refresh immunization (Spybot - Search & Destroy)
Command: C:\WINDOWS\Tasks\Refresh immunization (Spybot - Search & Destroy).job

Image hashes

MD5: 36a82c214b46787385f3b0cd02ecaa88
SHA-1: 99f78bfdc5dcd84d821af6472c015131a0b95719
SHA-256: 45d46a6eb3b6df9f986d6cb8972f4f347cf533e494db3122e9ef2cc4c5f541eb

PE image details

File packed: No
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