Trojan:Win32/Seheq!rfn Virus Removal

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

Seeing the Trojan:Win32/Seheq!rfn detection name means that your computer is in big danger. This malware can correctly be named as ransomware – sort of malware which ciphers your files and forces you to pay for their decryption. Stopping it requires some specific steps that must be done as soon as possible.

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Trojan:Win32/Seheq!rfn detection is a malware detection you can spectate in your system. It generally shows up after the provoking actions on your computer – opening the untrustworthy email, clicking the advertisement in the Web or installing the program from unreliable resources. From the second it shows up, you have a short time to act until it starts its destructive action. And be sure – it is much better not to await these malicious actions.

What is Trojan:Win32/Seheq!rfn virus?

Trojan:Win32/Seheq!rfn is ransomware-type malware. It searches for the files on your disk drives, encrypts it, and then asks you to pay the ransom for getting the decryption key. Besides making your files locked, this virus also does a lot of damage to your system. It alters the networking settings in order to avoid you from looking for the removal manuals or downloading the anti-malware program. In rare cases, Trojan:Win32/Seheq!rfn can also prevent the launching of anti-malware programs.

Trojan:Win32/Seheq!rfn Summary

Summarizingly, Trojan:Win32/Seheq!rfn ransomware actions in the infected PC are next:

  • Sample contains Overlay data;
  • Presents an Authenticode digital signature;
  • CAPE extracted potentially suspicious content;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Binary file triggered YARA rule;
  • Binary compilation timestomping detected;
  • Encrypting the documents kept on the victim’s disk drive — so the victim cannot use these files;
  • Blocking the launching of .exe files of anti-virus apps
  • Blocking the launching of installation files of security tools

Ransomware has actually been a nightmare for the last 4 years. It is challenging to imagine a more dangerous virus for both individuals and businesses. The algorithms used in Trojan:Win32/Seheq!rfn (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have a lot more time than our galaxy already exists, and possibly will exist. However, that malware does not do all these terrible things instantly – it may require up to a few hours to cipher all of your files. Thus, seeing the Trojan:Win32/Seheq!rfn detection is a clear signal that you have to begin the clearing process.

Where did I get the Trojan:Win32/Seheq!rfn?

General ways of Trojan:Win32/Seheq!rfn injection are typical for all other ransomware variants. Those are one-day landing web pages where users are offered to download the free program, so-called bait e-mails and hacktools. Bait e-mails are a quite new method in malware spreading – you get the email that mimics some regular notifications about shippings or bank service conditions changes. Within the e-mail, there is a corrupted MS Office file, or a web link which leads to the exploit landing page.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Avoiding it looks pretty uncomplicated, but still needs a lot of recognition. Malware can hide in various spots, and it is much better to prevent it even before it invades your system than to rely upon an anti-malware program. Essential cybersecurity awareness is just an important item in the modern-day world, even if your interaction with a computer stays on YouTube videos. That can keep you a lot of time and money which you would certainly spend while seeking a solution.

Trojan:Win32/Seheq!rfn malware technical details

File Info:

name: 2FF97DE7A16519B74113.mlw
path: /opt/CAPEv2/storage/binaries/fe07dca68f288a4f6d7cbd34d79bb70bc309635876298d4fde33c25277e30bd2
crc32: 67EAC854
md5: 2ff97de7a16519b74113ea9137c6ba0c
sha1: 5def5e492435cfd423e51515925d17285b77cdbc
sha256: fe07dca68f288a4f6d7cbd34d79bb70bc309635876298d4fde33c25277e30bd2
sha512: bf51ab31b293e788c2caa14cc4e9b1c0a0caa40f7c2680698387ca4d8ba5c01278bc56ec43e3940ddc144519d59f3f6a3d24c5f87381404aa3f99ed389f17c36
ssdeep: 24576:XDOJwgb7bpJsYbPQ4LiGlKMA4DQpYkZWAT8mB+lEq2O5f5qmT:X4j9KYbPQ4uGfd06kZWi8my5f5z
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1FE25124692B7CA50DDAB09311DD51F217B331C6748808BAD9BF4B0EC4E77FB6A242267
sha3_384: 21a5bd2a3091f70c6f811ce9dfcd8b577532f49cd0e983a28e944b6510fd55240f2f8f7001cbebc990a5a20c2cfd00e2
ep_bytes: ff250020400000000000000000000000
timestamp: 2068-02-11 13:35:16

Version Info:

Translation: 0x0000 0x04b0
FileDescription: F5UPDATER
InternalName: F5UPDATER.exe
LegalCopyright: F5 Copyright © 2023
OriginalFilename: F5UPDATER.exe
ProductName: F5UPDATER
Assembly Version:

Trojan:Win32/Seheq!rfn also known as:

Lionic Trojan.Win32.KillFiles.j!c
MicroWorld-eScan Trojan.GenericKD.70887971
FireEye Trojan.GenericKD.70887971
Skyhigh MSIL/KillFiles!2FF97DE7A165
McAfee MSIL/KillFiles!2FF97DE7A165
Malwarebytes Malware.AI.2328865823
VIPRE Trojan.GenericKD.70887971
K7AntiVirus Riskware ( 00584baa1 )
K7GW Riskware ( 00584baa1 )
Cybereason malicious.7a1651
Symantec Trojan Horse
Elastic malicious (high confidence)
ESET-NOD32 a variant of MSIL/KillFiles.DL
APEX Malicious
TrendMicro-HouseCall Trojan.Win32.KILLDISK.YXDLUZ
Kaspersky HEUR:Trojan-Ransom.MSIL.Agent.gen
BitDefender Trojan.GenericKD.70887971
NANO-Antivirus Trojan.Win32.Ransom.khnnrk
Avast Win32:BackdoorX-gen [Trj]
Emsisoft MalCert-S.RI (A)
F-Secure Trojan.TR/KillFiles.exevp
Zillya Trojan.KillFiles.Win32.38166
TrendMicro Trojan.Win32.KILLDISK.YXDLUZ
Sophos Mal/Generic-S
Ikarus Trojan.MSIL.KillFiles
Google Detected
Avira TR/KillFiles.exevp
Varist W32/ABRisk.UVEU-7938
Kingsoft MSIL.Trojan-Ransom.Agent.gen
Microsoft Trojan:Win32/Seheq!rfn
Arcabit Trojan.Generic.D439AA23
ViRobot Trojan.Win.S.Dropper.1007440
ZoneAlarm HEUR:Backdoor.MSIL.Agent.gen
GData Trojan.GenericKD.70887971
AhnLab-V3 Trojan/Win.Generic.C5565101
ALYac Trojan.MSIL.KillFiles
MAX malware (ai score=89)
Cylance unsafe
Panda Trj/Chgt.AD
Rising Ransom.Agent!8.6B7 (CLOUD)
MaxSecure Trojan.Malware.11035479.susgen
Fortinet MSIL/KillFiles.DL!tr
AVG Win32:BackdoorX-gen [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)

How to remove Trojan:Win32/Seheq!rfn?

Trojan:Win32/Seheq!rfn malware is very hard to remove manually. It stores its files in multiple places throughout the disk, and can recover itself from one of the parts. Additionally, numerous modifications in the windows registry, networking setups and also Group Policies are fairly hard to identify and return to the initial. It is much better to utilize a special tool – exactly, an anti-malware tool. GridinSoft Anti-Malware will definitely fit the most ideal for virus elimination reasons.

Remove Trojan:Win32/Seheq!rfn with Gridinsoft Anti-Malware

We have also been using this software on our systems ever since, and it has always been successful in detecting viruses. It has blocked the most common Trojans as shown from our tests with the software, and we assure you that it can remove Trojan:Win32/Seheq!rfn as well as other malware hiding on your computer.

Gridinsoft Anti-Malware - Main Screen

To use Gridinsoft for remove malicious threats, follow the steps below:

1. Begin by downloading Gridinsoft Anti-Malware, accessible via the blue button below or directly from the official website

2.Once the Gridinsoft setup file (setup-gridinsoft-fix.exe) is downloaded, execute it by clicking on the file.


3.Follow the installation setup wizard's instructions diligently.

Gridinsoft Setup Wizard

4. Access the "Scan Tab" on the application's start screen and launch a comprehensive "Full Scan" to examine your entire computer. This inclusive scan encompasses the memory, startup items, the registry, services, drivers, and all files, ensuring that it detects malware hidden in all possible locations.

Scan for Trojan:Win32/Seheq!rfn Trojans

Be patient, as the scan duration depends on the number of files and your computer's hardware capabilities. Use this time to relax or attend to other tasks.

5. Upon completion, Anti-Malware will present a detailed report containing all the detected malicious items and threats on your PC.

The Trojan:Win32/Seheq!rfn was Found

6. Select all the identified items from the report and confidently click the "Clean Now" button. This action will safely remove the malicious files from your computer, transferring them to the secure quarantine zone of the anti-malware program to prevent any further harmful actions.

The Trojan:Win32/Seheq!rfn has been removed

8. If prompted, restart your computer to finalize the full system scan procedure. This step is crucial to ensure thorough removal of any remaining threats. After the restart, Gridinsoft Anti-Malware will open and display a message confirming the completion of the scan.

Remember Gridinsoft offers a 6-day free trial. This means you can take advantage of the trial period at no cost to experience the full benefits of the software and prevent any future malware infections on your system. Embrace this opportunity to fortify your computer's security without any financial commitment.

Trojan Killer for “Trojan:Win32/Seheq!rfn” removal on locked PC

In situations where it becomes impossible to download antivirus applications directly onto the infected computer due to malware blocking access to websites, an alternative solution is to utilize the Trojan Killer application.

Trojan Killer - Main View

There is a really little number of security tools that are able to be set up on the USB drives, and antiviruses that can do so in most cases require to obtain quite an expensive license. For this instance, I can recommend you to use another solution of GridinSoft - Trojan Killer Portable. It has a 14-days cost-free trial mode that offers the entire features of the paid version. This term will definitely be 100% enough to wipe malware out.

Trojan Killer is a valuable tool in your cybersecurity arsenal, helping you to effectively remove malware from infected computers. Now, we will walk you through the process of using Trojan Killer from a USB flash drive to scan and remove malware on an infected PC. Remember, always obtain permission to scan and remove malware from a computer that you do not own.

Step 1: Download & Install Trojan Killer on a Clean Computer:

1. Go to the official GridinSoft website ( and download Trojan Killer to a computer that is not infected.

Download Trojan Killer

2. Insert a USB flash drive into this computer.

3. Install Trojan Killer to the "removable drive" following the on-screen instructions.

Install Trojan Killer to Removable Drive

4. Once the installation is complete, launch Trojan Killer.

Step 2: Update Signature Databases:

5. After launching Trojan Killer, ensure that your computer is connected to the Internet.

6. Click "Update" icon to download the latest signature databases, which will ensure the tool can detect the most recent threats.

Click Update Button

Step 3: Scan the Infected PC:

7. Safely eject the USB flash drive from the clean computer.

8. Boot the infected computer to the Safe Mode.

9. Insert the USB flash drive.

10. Run tk.exe

11. Once the program is open, click on "Full Scan" to begin the malware scanning process.

Searching Trojan:Win32/Seheq!rfn Virus

Step 4: Remove Found Threats:

12. After the scan is complete, Trojan Killer will display a list of detected threats.

Searching Trojan:Win32/Seheq!rfn Finished

13. Click on "Cure PC!" to remove the identified malware from the infected PC.

14. Follow any additional on-screen prompts to complete the removal process.

Restart needed

Step 5: Restart Your Computer:

15. Once the threats are removed, click on "Restart PC" to reboot your computer.

16. Remove the USB flash drive from the infected computer.

Congratulations on effectively removing Trojan:Win32/Seheq!rfn and the concealed threats from your computer! You can now have peace of mind, knowing that they won't resurface again. Thanks to Gridinsoft's capabilities and commitment to cybersecurity, your system is now protected.

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About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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