Troj/Blind-A

Troj/Blind-A

Troj/Blind-A detection is a malware detection you can spectate in your computer. It often shows up after the preliminary actions on your PC – opening the suspicious email, clicking the advertisement in the Web or setting up the program from unreliable sources. From the instance it appears, you have a short time to act until it begins its harmful activity. And be sure – it is much better not to await these destructive effects.

What is Troj/Blind-A virus?

Troj/Blind-A is ransomware-type malware. It looks for the documents on your disk drives, encrypts it, and after that asks you to pay the ransom for receiving the decryption key. Besides making your documents inaccessible, this virus also does a lot of harm to your system. It changes the networking setups in order to avoid you from looking for the elimination manuals or downloading the antivirus. In some cases, Troj/Blind-A can also stop the launching of anti-malware programs.

Troj/Blind-A Summary

In total, Troj/Blind-A malware actions in the infected computer are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Dynamic (imported) function loading detected;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Enumerates running processes;
  • Manipulates data from or to the Recycle Bin;
  • Authenticode signature is invalid;
  • Uses Windows utilities for basic functionality;
  • Attempts to delete or modify volume shadow copies;
  • Writes a potential ransom message to disk;
  • Modifies boot configuration settings;
  • Exhibits possible ransomware file modification behavior;
  • Likely virus infection of existing system binary;
  • Creates a known Estemani ransomware decryption instruction / key file.;
  • Uses suspicious command line tools or Windows utilities;
  • Encrypting the documents kept on the victim’s disks — so the victim cannot use these files;
  • Blocking the launching of .exe files of anti-virus apps
  • Blocking the launching of installation files of anti-malware programs

Ransomware has been a headache for the last 4 years. It is hard to picture a more harmful malware for both individuals and organizations. The algorithms used in Troj/Blind-A (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 currently exists, and possibly will exist. But that malware does not do all these bad things instantly – it may require up to several hours to cipher all of your files. Therefore, seeing the Troj/Blind-A detection is a clear signal that you should begin the elimination process.

Where did I get the Troj/Blind-A?

Common ways of Troj/Blind-A distribution are usual for all other ransomware examples. Those are one-day landing web pages where users are offered to download and install the free program, so-called bait e-mails and hacktools. Bait e-mails are a pretty new strategy in malware spreading – you receive the email that imitates some regular notifications about shippings or bank service conditions updates. Inside of the email, there is a malicious MS Office file, or a link which opens the exploit landing site.

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

Avoiding it looks pretty simple, however, still needs a lot of recognition. Malware can hide in different places, and it is far better to stop it even before it gets into your system than to depend on an anti-malware program. Basic cybersecurity knowledge is just an essential item in the modern world, even if your relationship with a computer remains on YouTube videos. That can save you a great deal of money and time which you would certainly spend while looking for a solution.

Maya Lin-Takahashi
Author

Maya Lin-Takahashi

Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.