What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Spectating the Ransom:Win32/StopCrypt.PCA!MTB detection name usually means that your computer is in big danger. This malware can correctly be named as ransomware – virus 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.
GridinSoft Anti-Malware Review
It is better to prevent, than repair and repent!
When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
Gridinsoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | Gridinsoft
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

Ransom:Win32/StopCrypt.PCA!MTB detection is a malware detection you can spectate in your computer. It frequently appears after the provoking procedures on your PC – opening the dubious e-mail, clicking the banner in the Internet or setting up the program from suspicious resources. From the instance it shows up, you have a short time to take action until it begins its destructive activity. And be sure – it is better not to await these malicious effects.

What is Ransom:Win32/StopCrypt.PCA!MTB virus?

Ransom:Win32/StopCrypt.PCA!MTB is ransomware-type malware. It looks for the files on your disks, ciphers it, and after that asks you to pay the ransom for getting the decryption key. Besides making your documents locked, this malware additionally does a lot of damage to your system. It changes the networking setups in order to prevent you from reading the removal articles or downloading the antivirus. Sometimes, Ransom:Win32/StopCrypt.PCA!MTB can even stop the launching of anti-malware programs.

Ransom:Win32/StopCrypt.PCA!MTB Summary

In total, Ransom:Win32/StopCrypt.PCA!MTB ransomware activities in the infected computer are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Behavioural detection: Executable code extraction – unpacking;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Creates RWX memory;
  • Dynamic (imported) function loading detected;
  • Enumerates the modules from a process (may be used to locate base addresses in process injection);
  • CAPE extracted potentially suspicious content;
  • Unconventionial language used in binary resources: Korean;
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • CAPE detected the RedLine malware family;
  • Ciphering the files kept on the victim’s disk drives — so the victim cannot check these files;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of anti-malware apps

Ransomware has actually been a major problem for the last 4 years. It is hard to realize a more damaging malware for both individuals and corporations. The algorithms used in Ransom:Win32/StopCrypt.PCA!MTB (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need a lot more time than our galaxy already exists, and possibly will exist. But that virus does not do all these horrible things immediately – it can require up to several hours to cipher all of your documents. Thus, seeing the Ransom:Win32/StopCrypt.PCA!MTB detection is a clear signal that you should start the removal process.

Where did I get the Ransom:Win32/StopCrypt.PCA!MTB?

Common methods of Ransom:Win32/StopCrypt.PCA!MTB distribution are typical for all other ransomware variants. Those are one-day landing websites where victims are offered to download and install the free program, so-called bait e-mails and hacktools. Bait e-mails are a relatively new strategy in malware distribution – you receive the e-mail that mimics some routine notifications about deliveries or bank service conditions shifts. Inside of the e-mail, 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 quite uncomplicated, but still requires tons of focus. Malware can hide in different spots, and it is better to stop it even before it goes into your computer than to trust in an anti-malware program. Standard cybersecurity awareness is just an essential thing in the modern world, even if your relationship with a PC stays on YouTube videos. That can save you a lot of money and time which you would spend while trying to find a solution.

Ransom:Win32/StopCrypt.PCA!MTB malware technical details

File Info:

name: D84905113BC4135B27E8.mlw
path: /opt/CAPEv2/storage/binaries/ba2fdfef30baa9788a39601c1f9cb78e7b236f9f3f13d9863b39cfc159e72d70
crc32: 1C575AE8
md5: d84905113bc4135b27e8f61edee89462
sha1: 63f6a36bf9731b44179af7d42b5ab26c7e96f0ae
sha256: ba2fdfef30baa9788a39601c1f9cb78e7b236f9f3f13d9863b39cfc159e72d70
sha512: c0aeefcca09c95a1cf7002f91a1a5d5950e911b05c384cb453a7ead86b5009acd9902521960373bf2c71d5c9edb407454923b3b43bd988546f99465e8ef91dc3
ssdeep: 6144:6WEuen4lb6kREyAVcEz298Tz+fseCZOXxHBSon1yEPVOm+baPfNK8kV/E/WhWL3o:LeIb6jyOVz2+Tz+fZvnpwE5L31eLX2U
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1AE94BF00B790D435F5F722F48666826CB92E7EA1A76850CF62D53AEE67346E0EC31317
sha3_384: 51eba0e09b1695379d1bc718fe10ac85b5932c8375a73470e79287d9c35c9e75c7979c58d71d53388aa6110eaef0a5bf
ep_bytes: 8bff558bece896d60000e8110000005d
timestamp: 2021-07-13 11:18:58

Version Info:

Translations: 0x0193 0x0059

Ransom:Win32/StopCrypt.PCA!MTB also known as:

CrowdStrikewin/malicious_confidence_100% (W)
K7GWTrojan ( 0058e4621 )
K7AntiVirusTrojan ( 0058e4621 )
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Kryptik.HQCD
AvastWin32:RansomX-gen [Ransom]
RisingTrojan.Kryptik!1.DEEC (CLASSIC)
SophosML/PE-A + Troj/Krypt-FV
EmsisoftTrojan.GenericKD.39961207 (B)
SentinelOneStatic AI – Malicious PE
CynetMalicious (score: 100)
MAXmalware (ai score=89)
AVGWin32:RansomX-gen [Ransom]

How to remove Ransom:Win32/StopCrypt.PCA!MTB?

Ransom:Win32/StopCrypt.PCA!MTB malware is very difficult to remove by hand. It places its documents in several places throughout the disk, and can recover itself from one of the elements. Moreover, numerous modifications in the registry, networking configurations and also Group Policies are really hard to identify and revert to the original. It is much better to use a special tool – exactly, an anti-malware program. GridinSoft Anti-Malware will fit the most ideal for virus removal objectives.

Why GridinSoft Anti-Malware? It is very light-weight and has its databases updated almost every hour. Furthermore, it does not have such problems and vulnerabilities as Microsoft Defender does. The combination of these details makes GridinSoft Anti-Malware ideal for clearing away 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
User Review
0 (0 votes)
Comments Rating 0 (0 reviews)

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.

Leave a Reply