TrojanDownloader:Win32/Recslurp.B is a backdoor Trojan that can install other, potentially unwanted software on the compromised machine without the user’s consent. The threat is capable of opening a backdoor on the affected computer and allowing cyber crooks a remote access to the PC.
TrojanDownloader:Win32/Recslurp.B is also detected as Trojan/Win32.Snocry (AhnLab). W32/Trojan.CAUQ-7382 (Command), Trojan-Ransom.Win32.Snocry.az (Kaspersky), BackDoor.Siggen.58526 (Dr.Web), Win32/Agent.QKJ trojan (ESET), TROJ_CRYPTED.BLO (Trend Micro).
How Is TrojanDownloader:Win32/Recslurp.B Distributed?
Threats like TrojanDownloader:Win32/Recslurp.B are usually distributed as an attachment file to a spam email message. In most cases, malicious emails claim to be sent from financial institutions or other legitimate companies.
Trojans can also enter your system via corrupt web pages and through drive-by-downloads.
How Does TrojanDownloader:Win32/Recslurp.B Behave?
Once installed, TrojanDownloader:Win32/Recslurp.B is known to replicate itself and replace the following files:
- %SystemRoot% \svchost.exe
- %SystemRoot% \csrss.exe
- %SystemRoot% \rundll32.exe
In case the threat is not capable of replacing the above-mentioned files, it creates the files listed below:
- %APPDATA%\csrss.exe
- %APPDATA%\svchost.exe
- %APPDATA% \rundll32.exe
Microsoft experts report that TrojanDownloader:Win32/Recslurp.B modifies the registry so the threat would be activated with every system start-up.
Sets value: “Client Server Runtime Process”
With data: “%APPDATA%\csrss.exe”
In subkey: HKCU\software\microsoft\windows\currentversion\run
Sets value: “Service Host Process for Windows”
With data: “%APPDATA%\svchost.exe”
In subkey: HKCU\software\microsoft\windows\currentversion\run
Sets value: “Host-process Windows (Rundll32.exe)”
With data: “%APPDATA%\rundll32.exe”
In subkey: HKCU\software\microsoft\windows\currentversion\run
TrojanDownloader:Win32/Recslurp.B can also create the following mutexes:
- Global\{70D4DFB2-5794-165E-E23A-6CD80ED72355}
- Local\{807B5984-D1A2-E6F1-E23A-6CD80ED72355}
Is TrojanDownloader:Win32/Recslurp.B Dangerous?
The threat is able to download unwanted software or other malware on the compromised machine. Experts have observed TrojanDownloader:Win32/Recslurp.B connecting to these remote hosts:
- smtp.gmail.com
- plus.smtp.mail.yahoo.com
To check for Internet connection TrojanDownloader:Win32/Recslurp.B is known to use port 25. As the Trojan connects to the C&C server, it may perform each or all of the following tasks: download and run files, receive instructions from the attackers, upload data from the compromised PC, receive configuration data, and others.
How to Remove TrojanDownloader:Win32/Recslurp.B from Your Computer?
Trojans can be tricky to spot, so malware researchers recommend running a full system scan and then removing any detected threats. Users are advised to install a trusted anti-spyware solution in Safe Mode because some Trojans can disable the AV tools that are already active on the affected computer. Follow the steps below to delete TrojanDownloader:Win32/Recslurp.B and similar threats from your PC permanently.
Preparation before removing TrojanDownloader:Win32/Recslurp.B.
Before starting the actual removal process, we recommend that you do the following preparation steps.
- Make sure you have these instructions always open and in front of your eyes.
- Do a backup of all of your files, even if they could be damaged. You should back up your data with a cloud backup solution and insure your files against any type of loss, even from the most severe threats.
- Be patient as this could take a while.
- Scan for Malware
- Fix Registries
- Remove Virus Files
Step 1: Scan for TrojanDownloader:Win32/Recslurp.B with SpyHunter Anti-Malware Tool
Step 2: Clean any registries, created by TrojanDownloader:Win32/Recslurp.B on your computer.
The usually targeted registries of Windows machines are the following:
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
You can access them by opening the Windows registry editor and deleting any values, created by TrojanDownloader:Win32/Recslurp.B there. This can happen by following the steps underneath:
Tip: To find a virus-created value, you can right-click on it and click "Modify" to see which file it is set to run. If this is the virus file location, remove the value.Step 3: Find virus files created by TrojanDownloader:Win32/Recslurp.B on your PC.
1.For Windows 8, 8.1 and 10.
For Newer Windows Operating Systems
1: On your keyboard press + R and write explorer.exe in the Run text box and then click on the Ok button.
2: Click on your PC from the quick access bar. This is usually an icon with a monitor and its name is either “My Computer”, “My PC” or “This PC” or whatever you have named it.
3: Navigate to the search box in the top-right of your PC's screen and type “fileextension:” and after which type the file extension. If you are looking for malicious executables, an example may be "fileextension:exe". After doing that, leave a space and type the file name you believe the malware has created. Here is how it may appear if your file has been found:
N.B. We recommend to wait for the green loading bar in the navigation box to fill up in case the PC is looking for the file and hasn't found it yet.
2.For Windows XP, Vista, and 7.
For Older Windows Operating Systems
In older Windows OS's the conventional approach should be the effective one:
1: Click on the Start Menu icon (usually on your bottom-left) and then choose the Search preference.
2: After the search window appears, choose More Advanced Options from the search assistant box. Another way is by clicking on All Files and Folders.
3: After that type the name of the file you are looking for and click on the Search button. This might take some time after which results will appear. If you have found the malicious file, you may copy or open its location by right-clicking on it.
Now you should be able to discover any file on Windows as long as it is on your hard drive and is not concealed via special software.
TrojanDownloader:Win32/Recslurp.B FAQ
What Does TrojanDownloader:Win32/Recslurp.B Trojan Do?
The TrojanDownloader:Win32/Recslurp.B Trojan is a malicious computer program designed to disrupt, damage, or gain unauthorized access to a computer system. It can be used to steal sensitive data, gain control over a system, or launch other malicious activities.
Can Trojans Steal Passwords?
Yes, Trojans, like TrojanDownloader:Win32/Recslurp.B, can steal passwords. These malicious programs are designed to gain access to a user's computer, spy on victims and steal sensitive information such as banking details and passwords.
Can TrojanDownloader:Win32/Recslurp.B Trojan Hide Itself?
Yes, it can. A Trojan can use various techniques to mask itself, including rootkits, encryption, and obfuscation, to hide from security scanners and evade detection.
Can a Trojan be Removed by Factory Reset?
Yes, a Trojan can be removed by factory resetting your device. This is because it will restore the device to its original state, eliminating any malicious software that may have been installed. Bear in mind that there are more sophisticated Trojans that leave backdoors and reinfect even after a factory reset.
Can TrojanDownloader:Win32/Recslurp.B Trojan Infect WiFi?
Yes, it is possible for a Trojan to infect WiFi networks. When a user connects to the infected network, the Trojan can spread to other connected devices and can access sensitive information on the network.
Can Trojans Be Deleted?
Yes, Trojans can be deleted. This is typically done by running a powerful anti-virus or anti-malware program that is designed to detect and remove malicious files. In some cases, manual deletion of the Trojan may also be necessary.
Can Trojans Steal Files?
Yes, Trojans can steal files if they are installed on a computer. This is done by allowing the malware author or user to gain access to the computer and then steal the files stored on it.
Which Anti-Malware Can Remove Trojans?
Anti-malware programs such as SpyHunter are capable of scanning for and removing Trojans from your computer. It is important to keep your anti-malware up to date and regularly scan your system for any malicious software.
Can Trojans Infect USB?
Yes, Trojans can infect USB devices. USB Trojans typically spread through malicious files downloaded from the internet or shared via email, allowing the hacker to gain access to a user's confidential data.
About the TrojanDownloader:Win32/Recslurp.B Research
The content we publish on SensorsTechForum.com, this TrojanDownloader:Win32/Recslurp.B how-to removal guide included, is the outcome of extensive research, hard work and our team’s devotion to help you remove the specific trojan problem.
How did we conduct the research on TrojanDownloader:Win32/Recslurp.B?
Please note that our research is based on an independent investigation. We are in contact with independent security researchers, thanks to which we receive daily updates on the latest malware definitions, including the various types of trojans (backdoor, downloader, infostealer, ransom, etc.)
Furthermore, the research behind the TrojanDownloader:Win32/Recslurp.B threat is backed with VirusTotal.
To better understand the threat posed by trojans, please refer to the following articles which provide knowledgeable details.