What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Win32/Virlock.N malware detection usually means that your system is in big danger. This virus can correctly be identified as ransomware – virus which ciphers your files and asks you to pay for their decryption. Removing it requires some peculiar steps that must be taken as soon as possible.
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Win32/Virlock.N detection is a virus detection you can spectate in your computer. It usually shows up after the preliminary procedures on your PC – opening the suspicious e-mail messages, clicking the advertisement in the Web or setting up the program from dubious resources. From the instance it shows up, you have a short time to take action before it begins its harmful activity. And be sure – it is better not to await these destructive effects.

What is Win32/Virlock.N virus?

Win32/Virlock.N is ransomware-type malware. It looks for the documents on your disks, encrypts it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this virus also does a ton of harm to your system. It modifies the networking settings in order to stop you from reading the removal tutorials or downloading the anti-malware program. In rare cases, Win32/Virlock.N can even stop the launching of anti-malware programs.

Win32/Virlock.N Summary

Summarizingly, Win32/Virlock.N ransomware activities in the infected system are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • Creates RWX memory;
  • A process attempted to delay the analysis task.;
  • Dynamic (imported) function loading detected;
  • CAPE extracted potentially suspicious content;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Encrypting the documents kept on the victim’s drive — so the victim cannot check these files;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of security tools

Ransomware has actually been a horror story for the last 4 years. It is challenging to imagine a more harmful malware for both individual users and businesses. The algorithms used in Win32/Virlock.N (typically, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have more time than our galaxy currently exists, and possibly will exist. But that virus does not do all these bad things without delay – it can require up to several hours to cipher all of your files. Therefore, seeing the Win32/Virlock.N detection is a clear signal that you have to start the elimination procedure.

Where did I get the Win32/Virlock.N?

Standard methods of Win32/Virlock.N injection are common for all other ransomware variants. Those are one-day landing web pages where victims are offered to download the free software, so-called bait emails and hacktools. Bait e-mails are a relatively modern tactic in malware spreading – you get the email that imitates some regular notifications about shippings or bank service conditions modifications. Inside of the email, there is a malicious MS Office file, or a link which leads to the exploit landing site.

Malicious email spam

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

Preventing it looks fairly uncomplicated, but still needs tons of recognition. Malware can hide in different spots, and it is better to stop it even before it goes into your system than to trust in an anti-malware program. Essential cybersecurity awareness is just an important item in the modern world, even if your relationship with a computer remains on YouTube videos. That may save you a lot of money and time which you would spend while searching for a fix guide.

Win32/Virlock.N malware technical details

File Info:

name: B9497A15BAB8E61E6610.mlw
path: /opt/CAPEv2/storage/binaries/64db057d048bf3d50731404c2ddcfcb56c84d19155d063b1c28316934c2d0b7f
crc32: F391A92B
md5: b9497a15bab8e61e661032509974052e
sha1: 08c82edf9b7cff4090b41e525868f238bfd3da94
sha256: 64db057d048bf3d50731404c2ddcfcb56c84d19155d063b1c28316934c2d0b7f
sha512: 111e3cbc0784762287900a643a25f16bda0c4647eb571d78c41ae647722a5672e0333db65e370fc62e0fce1fc43d2171102ecc0839e089b5f731e07aeaddc15a
ssdeep: 24576:2KvP1uDgdXM2HABjskJ5Gyo/24zM+gBl7jTJ8vCkKcxKvmAccGjFLuN+MOFqKUv6:2KvPcDwM2gBwPFa+PUvvIOU
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1AED5CF619A6EBFCDD4147D37E49CB22E4450367A6B33C8DF98991E19827B8C08E36317
sha3_384: 19d4e0e0ae5d43a856274a8ebfb9b6bba3ef1073ac38f52b51d23c7e0db0ddd44870e2e99fe56237aa8a59b104316053
ep_bytes: 68010000006804404b006808414b00e8
timestamp: 2016-02-24 11:02:14

Version Info:

0: [No Data]

Win32/Virlock.N also known as:

K7AntiVirusTrojan ( 004df38e1 )
K7GWTrojan ( 004df38e1 )
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Virlock.N
EmsisoftGen:Variant.Razy.23455 (B)
SentinelOneStatic AI – Malicious PE
SophosML/PE-A + W32/VirRnsm-K
CynetMalicious (score: 100)
MAXmalware (ai score=87)
RisingTrojan.Generic@AI.100 (RDML:BDcHqmF2qgQ8YWbU5wAxAg)
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Win32/Virlock.N?

Win32/Virlock.N malware is very difficult to erase by hand. It puts its data in numerous locations throughout the disk, and can recover itself from one of the elements. Moreover, various changes in the windows registry, networking settings and Group Policies are quite hard to find and change to the original. It is far better to make use of a specific program – exactly, an anti-malware program. GridinSoft Anti-Malware will fit the best for malware elimination purposes.

Why GridinSoft Anti-Malware? It is really light-weight and has its detection databases updated practically every hour. Furthermore, it does not have such problems and exposures as Microsoft Defender does. The combination of these aspects makes GridinSoft Anti-Malware suitable for taking out malware of any kind.

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of [SHORT_NAME] the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning
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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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