What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Ransom:HTML/MalScript detection usually means that your system is in big danger. This malware can correctly be identified as ransomware – sort of malware which encrypts your files and forces you to pay for their decryption. Deleteing it requires some peculiar steps that must be taken as soon as possible.
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Ransom:HTML/MalScript detection is a virus detection you can spectate in your computer. It frequently shows up after the provoking activities on your computer – opening the suspicious email messages, clicking the banner in the Web or setting up the program from untrustworthy sources. From the moment it shows up, you have a short time to do something about it before it begins its destructive activity. And be sure – it is much better not to wait for these malicious things.

What is Ransom:HTML/MalScript virus?

Ransom:HTML/MalScript is ransomware-type malware. It looks for the files on your disk drive, ciphers it, and after that asks you to pay the ransom for getting the decryption key. Besides making your documents inaccessible, this virus additionally does a ton of harm to your system. It modifies the networking settings in order to stop you from checking out the removal manuals or downloading the antivirus. In some cases, Ransom:HTML/MalScript can additionally block the launching of anti-malware programs.

Ransom:HTML/MalScript Summary

In summary, Ransom:HTML/MalScript malware actions in the infected computer are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Creates RWX memory;
  • Anomalous file deletion behavior detected (10+);
  • Dynamic (imported) function loading detected;
  • Reads data out of its own binary image;
  • Drops a binary and executes it;
  • Authenticode signature is invalid;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Installs itself for autorun at Windows startup;
  • Encrypting the documents kept on the victim’s drive — so the victim cannot open these files;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of security tools

Ransomware has actually been a major problem for the last 4 years. It is hard to imagine a more hazardous malware for both individual users and businesses. The algorithms utilized in Ransom:HTML/MalScript (generally, 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 currently exists, and possibly will exist. However, that malware does not do all these horrible things instantly – it can require up to several hours to cipher all of your files. Thus, seeing the Ransom:HTML/MalScript detection is a clear signal that you have to begin the removal process.

Where did I get the Ransom:HTML/MalScript?

Typical methods of Ransom:HTML/MalScript distribution are standard for all other ransomware examples. Those are one-day landing sites where users are offered to download and install the free software, so-called bait e-mails and hacktools. Bait e-mails are a relatively new tactic in malware distribution – you receive the email that imitates some normal notifications about shipments or bank service conditions modifications. Within the email, there is an infected 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.

Preventing it looks quite uncomplicated, but still demands a lot of recognition. Malware can hide in various places, and it is far better to prevent it even before it gets into your computer than to rely upon an anti-malware program. General cybersecurity knowledge is just an important item in the modern world, even if your interaction with a PC stays on YouTube videos. That may save you a lot of time and money which you would certainly spend while searching for a solution.

Ransom:HTML/MalScript malware technical details

File Info:

name: 4D549EB48FE1D18E8EBC.mlw
path: /opt/CAPEv2/storage/binaries/d3a77409e3039c6ccaeb16f499d6356d8218e071614d44a07f5402a5fe377291
crc32: 876699F9
md5: 4d549eb48fe1d18e8ebcc8dc0211ed6f
sha1: f5b9fbfbae17db9bba116c74720eabd80b32e049
sha256: d3a77409e3039c6ccaeb16f499d6356d8218e071614d44a07f5402a5fe377291
sha512: fd814be73a68271baef460760003fdfab0dc8a2d21d44c392d912a4409cff685f95435a0870d7a7665efe8fd0c2066f2db567aaf52f9bb21841b747b90c0f819
ssdeep: 49152:x98kiaPdwFQ3o6PYYB2sJv5ply9N0aahXMM:/31m8NwYnP29yaahXL
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1FE8533CD60F59F84D5B572360934B304E379E79CA9E0DA6BEE86D748AD1FCC72182A01
sha3_384: 5a70f3e7598babd652d0b4faefafc1138a10afded32641d9fdae938f2b0a6a2e7d774eb3d59c50348da67806426f2c4d
ep_bytes: 558bec81ec2c0500005356576a015e6a
timestamp: 2001-10-25 19:47:11

Version Info:

CompanyName: 科立讯(深圳)有限公司
FileDescription: KSP260_V1.07 Installation
FileVersion: KSP3500S
LegalCopyright: 科立讯(深圳)有限公司

Ransom:HTML/MalScript also known as:

K7AntiVirusRiskware ( 0040f0f51 )
K7GWRiskware ( 0040f0f51 )
AvastHTML:Script-inf [Susp]
EmsisoftTrojan.HTML.Agent.EA (B)
MAXmalware (ai score=99)
GDataTrojan.HTML.Agent.EA (33x)
RisingDownloader.JScript!8.DE0 (CLOUD)
AVGHTML:Script-inf [Susp]

How to remove Ransom:HTML/MalScript?

Ransom:HTML/MalScript malware is incredibly difficult to remove manually. It puts its files in numerous locations throughout the disk, and can get back itself from one of the elements. Moreover, various changes in the windows registry, networking setups and also Group Policies are fairly hard to identify and revert to the initial. It is better to utilize a special tool – exactly, an anti-malware program. GridinSoft Anti-Malware will definitely fit the most ideal for malware elimination purposes.

Why GridinSoft Anti-Malware? It is really light-weight and has its databases updated just about every hour. In addition, it does not have such problems and exposures as Microsoft Defender does. The combination of these details makes GridinSoft Anti-Malware suitable for clearing away malware of any form.

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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