Okrum : Creation of Ke3chang Hacking Group
In the world of cyber crime, Ke3chang is one of the infamous hacking group which is mainly originated from China. This group has introduced several malicious malware on targeted machine and recently a new malware named Okrum has been identified. It is capable to self preserve successfully as it employs various method for detecting whether host is sandbox environment which is specifically used for debugging malicious malware. Besides, it locks the network traffic and prevent the researchers from seeing actually what type of data is exfiltrated. It is mainly known for targeting big-fish which is usually located in South America means Chile, Brazil, Guatemala and Europe means Belgium and Slovakia.
Threat Profile of Okrum
- Threat's Name – Okrum
- Category – Trojan, Backdoor
- Risk Level –
- Created By – Ke3chang hacking group
- Related – Backdoor:MSIL/LimeRAT.A!bit, Backdoor.DoublePulsar.B, Trojan.Dropper.VBS.Q etc.
- Primary Goal – Opens backdoor secretly and permit cyber attacker to access PC remotely.
- Removal – Possible, regarding the successful deletion of Okrum, use Windows Scanner Tool.
Propagation Tendencies of Okrum
Okrum is a newly identified malware and it's propagation channel is currently unknown. It is usually promoted on user's machine as one of the legitimate service of Slovakian map on Command & Control server. Additionally, it's developers drops it's payload as a corrupted code in an image. It's developers send an innocent .png file and trick victims into opening of it. Whenever, users will open corrupt png file then their System may get victimized by Okrum. Apart from these, Okrum is capable to compromise user's machine via drive-by-downloads, exploit kits, pirated software, hacked domains, contaminated devices, pirated software and much more.
Get Familiar With Notorious Capabilities of Okrum
As soon as Okrum enters inside the user's machine, it do thousand of illegal actions to victimized user's machine. It is capable to execute system files, upload user's files, execute the remote commands, collect user's data, transfer user's personal or gather data to Command & Control server and many more. It actually serves as a gateway for several malicious malware like adware, spyware, spammers, keyloggers, browser hijacker and much more. Apart from these, it is capable to degrade Computer working speed, exploit vulnerabilities, makes unexpected modification, endangers privacy and many more. If you really want to keep your device safe for the longer time and keep your all valuable data safe then you must opt an effective solution regarding the deletion of Okrum from the contaminated machine ASAP.
>>Free Download Okrum Scanner<<
Manual Okrum Removal Guide
Step 1: How to Start your PC in Safe Mode with Networking to Get Rid of Okrum
(For Win 7 | XP | Vista Users)
- first of all PC is to be rebooted in Safe Mode with Networking
- Select on Start Button and Click on Shutdown | Restart option and select OK
- when the PC restarts, keep tapping on F8 until you don’t get Advanced Boot Options.
- Safe Mode with Networking Option is to be selected from the list.
(For Win 8 | 8.1 | Win 10 Users)
- Click on Power Button near Windows Login Screen
- Keep Shift Button on the keyboard pressed and select Restart Option
- Now Select on Enable Safe Mode with Networking Option
In case Okrum, is not letting your PC to Start in Safe Mode, then following Step is to followed
Step 2: Remove Okrum Using System Restore Process
- PC need to be rebooted to Safe Mode with Command Prompt
- As soon as Command Prompt Window appear on the screen, select on cd restore and press on Enter option
Type rstrui.exe and Click on Enter again.
Now users need to Click on Next option and Choose restore point that was the last time Windows was working fine prior to Okrum infection. Once done, Click on Next button.
Select Yes to Restore your System and get rid of Okrum infection.
However, if the above steps does not work to remove Okrum, follow the below mentioned steps
Step:3 Unhide All Hidden Files and Folders to Delete Okrum
How to View Okrum Hidden Folders on Windows XP
- In order to show the hidden files and folders, you need to follow the given instructions:-
- Close all the Windows or minimize the opened application to go to desktop.
- Open “My Computer” by double-clicking on its icon.
- Click on Tools menu and select Folder options.
- Click on the View tab from the new Window.
- Check the Display contents of the system folders options.
- In the Hidden files and folders section, you need to put a check mark on Show hidden files and folders option.
- Click on Apply and then OK button. Now, close the Window.
- Now, you can see all the Okrum related hidden files and folders on the system.
How to Access Okrum Hidden folders on Windows Vista
- Minimize or close all opened tabs and go to Desktop.
- Go to the lower left of your screen, you will see Windows logo there, click on Start button.
- Go to Control Panel menu and click on it.
- After Control Panel got opened, there will two options, either “Classic View” or “Control Panel Home View”.
- Do the following when you are in “Classic View”.
- Double click on the icon and open Folder Options.
- Choose View tab.
- Again move to step 5.
- Do the following if you are “Control Panel Home View”.
- Hit button on Appearance and Personalization link.
- Chose Show Hidden Files or Folders.
- Under the Hidden File or Folder section, click on the button which is right next to the Show Hidden Files or Folders.
- Click on Apply button and then hit OK. Now, close the window.
- Now, to show you all hidden files or folders created by Okrum, you have successfully considered Windows Vista.
How to Unhide Okrum Created Folders on Windows 7
1. Go to the desktop and tap on the small rectangle which is located in the lower-right part of the system screen.
2. Now, just open the “Start” menu by clicking on the Windows start button which is located in the lower-left side of the PC screen that carries the windows logo.
3. Then after, look for the “Control Panel” menu option in the right-most row and open it.
4. When the Control Panel menu opens, then look for the “Folder Options” link.
5. Tap over the “View tab”.
6. Under the “Advanced Settings” category, double click on the “Hidden Files or Folders” associated with Okrum.
7. Next, just select the check-box in order to Show hidden files, folders, or drives.
8. After this, click on “Apply” >> “OK” and then close the menu.
9. Now, the Windows 7 should be configured to show you all hidden files, folders or drives.
Steps to Unhide Okrum related Files and Folders on Windows 8
- First of all, power on your Windows PC and click on start logo button that is found in left side of the system screen.
- Now, move to program lists and select control panel app.
- When Control panel is open completely, click on more settings option.
- After, you will see a Control panel Window and then you choose “Appearance and Personalization” tab.
- In Advance settings dialogue box, you need to tick mark on Show hidden files and folders and clear the check box for Hide protected system files.
- Click on Apply and Ok button. This apply option helps you to detect and eradicate all types of Okrum related suspicious files.
- Finally, navigate your mouse cursor on close option to exit this panel.
How to View Okrum associated folders on Windows 10
1. Open the folder if you wish to unhide files.
2. Search and Click on View in Menu bar
3. In Menu click on to view folder options.
4. Again click on View and Enable Radio Button associated with Show hidden files created by Okrum, folder and drive.
5. Press apply and OK.
Step 4: Press Start Key along with R- copy + paste the below stated command and Click on OK
notepad %windir%/system32/Drivers/etc/hosts
- This will open up a new file, in case if your system has been hacked, some IP’s will be shown at the bottom of the screen
Click on the Start Menu, Input “Control Panel” in the search box —> Select. Network and Internet —> Network and Sharing Center —> Next Change Adapter Settings. Right-click your Internet connection —> Select on Properties.
- In case if you find Suspicious IP in the local host –or if you are finding it difficult and have any problem then submit question to us and we will be happy to help you.