For over a week, I keep getting a notice that "An intrusion attempt by C71585.com was blocked" and when I click on details it reads "IPS Alert Name System Infected: Trojan.Zbot Activity 15." When I look at the Norton history log, it's happening over 20 plus times each day.
Network traffic from c71585.com/z matches the signature of a known attack. The attack was resulted from \device\harddiskvolume2\windows\syswow64\dllhost.exe to stop being notified for this type of traffic, in the actions panel click stop notifying me
I get this alert about twice a day. What is this? Thanks.
Description of C71585.com
C71585.com is a malicious popup which has been hacked and injected with the Trojan.zbot activity 15 malicious code. This signature detects attempts to send suspicious HTTP activity indicative of the Zbot Trojan and requests to a server which downloads potentially malicious files on to the compromised computer.
Usually this infection can be disturbed through the following means:
1. Malware authors often use tricks to pack the virus into the spam email attachment;
2. Spread by infecting removable drives such as USB flash drives or external hard drives.
3. Some malware can be installed at the same time as other programs that you download.
4. Hacked or compromised webpages
5. Some types of malware can download other threats to your PC.
If you have Trojan.zbot activity 15 on the computer, it is capable to change your computer setting like system resources and registry entries. It will bring some troubles to your system:
1. It can compromise your system and may introduce additional infections like rogue software.
2. It forces you to visit websites and advertisements which are not trusted and may lead you to pay money wrongly for worthless products.
3. It takes up high resources and strikingly slow down your computer speed and even causes your computer stuck frequently.
4. This virus may allow cyber criminals to track your computer and steal your personal information.
5. This rogue can cause serious damage by deleting important files and destroying information on your system.
You should stop this c71585.com pop-up and remove Trojan.zbot activity 15 immediately from the computer. It is suggested to scan your computer with a powerful antivirus program like Spyhunter to check out the problem and remove viruses.
Usually this infection can be disturbed through the following means:
1. Malware authors often use tricks to pack the virus into the spam email attachment;
2. Spread by infecting removable drives such as USB flash drives or external hard drives.
3. Some malware can be installed at the same time as other programs that you download.
4. Hacked or compromised webpages
5. Some types of malware can download other threats to your PC.
If you have Trojan.zbot activity 15 on the computer, it is capable to change your computer setting like system resources and registry entries. It will bring some troubles to your system:
1. It can compromise your system and may introduce additional infections like rogue software.
2. It forces you to visit websites and advertisements which are not trusted and may lead you to pay money wrongly for worthless products.
3. It takes up high resources and strikingly slow down your computer speed and even causes your computer stuck frequently.
4. This virus may allow cyber criminals to track your computer and steal your personal information.
5. This rogue can cause serious damage by deleting important files and destroying information on your system.
Instructions to Get Rid of C71585.com
Solution 1. Remove C71585.com manually.
Step 1: Stop related running processes in Windows Task Manager first.
( Methods to open Task Manager: Press CTRL+ALT+DEL or CTRL+SHIFT+ESC or Press the Start button->click on the Run option->Type in taskmgr and press OK.)
Step 2: Remove c71585.com from browser
Reset Internet Explorer
1 Open Internet Explorer, click on the gear icon , then click on Internet Options.
2 In the Internet Options dialog box, click on the Advanced tab, then click on the Reset button.
3 In the Reset Internet Explorer settings section, check the Delete personal settings box, then click on Reset.
Reset Mozilla Firefox
1 Open Firefox, click the Firefox button, go to the Help sub-menu, and select Troubleshooting Information.
2 Click the Reset Firefox button in the upper-right corner of the Troubleshooting Information page.
3 Then click Reset Firefox in the confirmation window that opens. Firefox will close and be reset.
Reset Google Chrome
1 Click on the icon ‘Customize and control Google Chrome’, select ‘Settings’, at the bottom of this page, click on ‘Show advanced settings’.
2 Find the Reset browser settings option, click on Reset button to reset your Google Chrome.
Step 3：Find out the related registry entries and delete.
HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\Google Chrome\shell\open\command "(Default)" = "C:\Documents and Settings\test\Local Settings\Application Data\Google\Chrome\Application\chrome.exe" http://www.<random>.com/?type=sc&ts=<timestamp>&from=tugs&uid=<hard drive id>"
HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\IEXPLORE.EXE\shell\open\command "(Default)" = "C:\Program Files\Internet Explorer\iexplore.exe http://www.<random>.com/?type=sc&ts=<timestamp>&from=tugs&uid=<hard drive id>"
Step 4：Clear all the cookies of your affected web browsers.
Since the tricky virus has the ability to use cookies for tracing and tracking the internet activity of users, it is suggested users to delete all the cookies before a complete removal.
Google Chrome:
Click on the "Tools" menu and select "Options".
Click the "Under the Bonnet" tab, locate the "Privacy" section and Click the "Clear browsing data" button.
Select "Delete cookies and other site data" and clean up all cookies from the list.
Mozilla Firefox:
Click on Tools, then Options, select Privacy
Click "Remove individual cookies"
In the Cookies panel, click on "Show Cookies"
To remove a single cookie click on the entry in the list and click on the "Remove Cookie button"
To remove all cookies click on the "Remove All Cookies button"
Internet Explorer:
Open Internet explorer window
Click the "Tools" button
Point to "safety" and then click "delete browsing history"
Tick the "cookies" box and then click “delete”
( Methods to open Task Manager: Press CTRL+ALT+DEL or CTRL+SHIFT+ESC or Press the Start button->click on the Run option->Type in taskmgr and press OK.)
Step 2: Remove c71585.com from browser
Reset Internet Explorer
1 Open Internet Explorer, click on the gear icon , then click on Internet Options.
2 In the Internet Options dialog box, click on the Advanced tab, then click on the Reset button.
3 In the Reset Internet Explorer settings section, check the Delete personal settings box, then click on Reset.
Reset Mozilla Firefox
1 Open Firefox, click the Firefox button, go to the Help sub-menu, and select Troubleshooting Information.
2 Click the Reset Firefox button in the upper-right corner of the Troubleshooting Information page.
3 Then click Reset Firefox in the confirmation window that opens. Firefox will close and be reset.
Reset Google Chrome
1 Click on the icon ‘Customize and control Google Chrome’, select ‘Settings’, at the bottom of this page, click on ‘Show advanced settings’.
2 Find the Reset browser settings option, click on Reset button to reset your Google Chrome.
Step 3：Find out the related registry entries and delete.
HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\Google Chrome\shell\open\command "(Default)" = "C:\Documents and Settings\test\Local Settings\Application Data\Google\Chrome\Application\chrome.exe" http://www.<random>.com/?type=sc&ts=<timestamp>&from=tugs&uid=<hard drive id>"
HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\IEXPLORE.EXE\shell\open\command "(Default)" = "C:\Program Files\Internet Explorer\iexplore.exe http://www.<random>.com/?type=sc&ts=<timestamp>&from=tugs&uid=<hard drive id>"
Since the tricky virus has the ability to use cookies for tracing and tracking the internet activity of users, it is suggested users to delete all the cookies before a complete removal.
Google Chrome:
Click on the "Tools" menu and select "Options".
Click the "Under the Bonnet" tab, locate the "Privacy" section and Click the "Clear browsing data" button.
Select "Delete cookies and other site data" and clean up all cookies from the list.
Mozilla Firefox:
Click on Tools, then Options, select Privacy
Click "Remove individual cookies"
In the Cookies panel, click on "Show Cookies"
To remove a single cookie click on the entry in the list and click on the "Remove Cookie button"
To remove all cookies click on the "Remove All Cookies button"
Internet Explorer:
Open Internet explorer window
Click the "Tools" button
Point to "safety" and then click "delete browsing history"
Tick the "cookies" box and then click “delete”
Solution 2. Remove C71585.com by using SpyHunter anti-malware.
SpyHunter is a world-famous real-time malware protection and removal tool, which is designed to detect , remove and protect your PC from the latest malware attacks, such as Trojans, worms, rootkits, rogue viruses, browser hijacker, ransomware, adware, key-loggers, and so forth. To keep SpyHunter Anti-malware on your computer is an important way to protect your computer in a good condition. Please find the instruction as follow.
Step 1: Press the following button to download SpyHunter.
Step 2: Save the file and Run the program.
Step 3: After installation, click to scan your computer to find out potential threats.
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Step 4: Tick Select all and then Remove to delete all threats.
Guide to download RegCure Pro to optimize PC
If you are still worried about the left over of C71585.com and want to clean all the unwanted registry entries, it is recommended to use RegCure Pro. RegCure Pro is packed with the tools you need to boost your PC’s speed and performance. Featuring an intuitive interface and easy-to-use work flow, RegCure Pro scans common problem areas – and quickly and safely fixes them. As well, it has several tools and features to address other performance and computing issues.
Step 1. Click the icon to install RegCure Pro on your PC.
Step 2. Select "Yes" to download and install RegCure Pro.
Step 3. Click "Next" to continue.
Step 4. RegCure Pro will then install on your computer.
Step 5. Click the "System Scan" button to scan your PC for error.
Step 6. After scanning, choose the issues you want to fix.
Step 6. After scanning, choose the issues you want to fix.
Note: To manually remove C71585.com is very difficult. Any error step may lead to system crash. If you don’t have sufficient expertise in dealing with the manual removal. Install Spyhunter can be your better choice, because it is capable of auto-detecting and removing viruses. You can also Download RegCure Pro to help you clean up the registry files and optimize the computer.
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