What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Win64/Expiro.DR malware detection means that your PC is in big danger. This malware can correctly be named as ransomware – sort of malware which encrypts your files and asks you to pay for their decryption. Stopping it requires some peculiar steps that must be done as soon as possible.
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Win64/Expiro.DR detection is a malware detection you can spectate in your computer. It frequently appears after the provoking activities on your computer – opening the dubious e-mail, clicking the banner in the Web or installing the program from untrustworthy resources. From the second it appears, you have a short time to take action before it starts its harmful action. And be sure – it is far better not to await these harmful things.

What is Win64/Expiro.DR virus?

Win64/Expiro.DR is ransomware-type malware. It searches for the files on your disks, ciphers it, and then asks you to pay the ransom for receiving the decryption key. Besides making your documents locked, this malware also does a lot of damage to your system. It alters the networking settings in order to avoid you from reading the elimination tutorials or downloading the anti-malware program. In rare cases, Win64/Expiro.DR can even block the launching of anti-malware programs.

Win64/Expiro.DR Summary

Summarizingly, Win64/Expiro.DR ransomware actions in the infected PC are next:

  • Sample contains Overlay data;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Reads data out of its own binary image;
  • CAPE extracted potentially suspicious content;
  • Authenticode signature is invalid;
  • Anomalous binary characteristics;
  • Encrypting the files located on the victim’s disks — so the victim cannot open these files;
  • Blocking the launching of .exe files of anti-virus apps
  • Blocking the launching of installation files of anti-malware programs

Ransomware has actually been a major problem for the last 4 years. It is difficult to realize a more damaging malware for both individual users and corporations. The algorithms utilized in Win64/Expiro.DR (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 malware does not do all these terrible things without delay – it can require up to a few hours to cipher all of your files. Therefore, seeing the Win64/Expiro.DR detection is a clear signal that you have to start the elimination procedure.

Where did I get the Win64/Expiro.DR?

Usual ways of Win64/Expiro.DR distribution are typical for all other ransomware variants. Those are one-day landing sites where victims are offered to download and install the free program, so-called bait e-mails and hacktools. Bait emails are a quite new method in malware spreading – you receive the email that mimics some routine notifications about shipments or bank service conditions updates. Within the e-mail, there is a corrupted 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 simple, however, still requires tons of attention. Malware can hide in various places, and it is much better to stop it even before it invades your PC than to depend on an anti-malware program. Standard cybersecurity knowledge is just an essential item in the modern world, even if your relationship with a computer stays on YouTube videos. That can keep you a lot of time and money which you would certainly spend while searching for a fixing guide.

Win64/Expiro.DR malware technical details

File Info:

name: 941757E0191C1CA858B8.mlw
path: /opt/CAPEv2/storage/binaries/60f3d89767c9feb2580103e3f899c768214e223bdf5ecff7c9a23879aae3ec66
crc32: 34E64BD2
md5: 941757e0191c1ca858b867b798984c1f
sha1: a215851eb046d8a891016f89da028741825fe13c
sha256: 60f3d89767c9feb2580103e3f899c768214e223bdf5ecff7c9a23879aae3ec66
sha512: 2a70faa32989669333d78be5be94669813da978776465392981be0cd9c5215fdfe3447494959735ab465fd8c1245e14798fb6c97959a0ad64143a2168f47553d
ssdeep: 3072:tuTO4rRZiCovXVmGgpXscjkEGYx6KAMKq+ZDPUEMTlqm1hlQNpwGtxG0IQ:tkZtovlmGgtmElxgFZDPFMT9XurtIQ
type: PE32+ executable (GUI) x86-64, for MS Windows
tlsh: T1B1048D47B3F40098E076E176C9F2474697B1BC054B7193DF2A998A9A6F33BE48E35312
sha3_384: 4bd2b6d33670cb2a7fa8e716651d516bdb3791f5b047ec9c3d97b4fc9356d31cc33d42d4df5d54876c9c1cac16340a6a
ep_bytes: 488d05c6fbffff4805c5020000ffd0c8
timestamp: 2019-11-05 20:50:30

Version Info:

CompanyName: Microsoft Corporation
FileDescription: Windows® installer
FileVersion: 5.0.7601.24535 (win7sp1_ldr_escrow.191105-1059)
InternalName: msiexec
LegalCopyright: © Microsoft Corporation. All rights reserved.
OriginalFilename: msiexec.exe
ProductName: Windows Installer - Unicode
ProductVersion: 5.0.7601.24535
Translation: 0x0409 0x04b0

Win64/Expiro.DR also known as:

MicroWorld-eScan Win64.Ransom.A
FireEye Win64.Ransom.A
ALYac Win64.Ransom.A
Cylance Unsafe
VIPRE Win64.Ransom.A
Cyren W64/Expiro.BL.gen!Eldorado
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win64/Expiro.DR
BitDefender Win64.Ransom.A
Ad-Aware Win64.Ransom.A
Emsisoft Win64.Ransom.A (B)
GData Win64.Ransom.A
Google Detected
Arcabit Win64.Ransom.A
Microsoft Trojan:Win32/Wacatac.B!ml
MAX malware (ai score=84)
Fortinet W64/Expiro.DR!tr

How to remove Win64/Expiro.DR?

Win64/Expiro.DR malware is extremely difficult to remove manually. It stores its data in a variety of places throughout the disk, and can get back itself from one of the parts. Additionally, a range of changes in the windows registry, networking settings and Group Policies are quite hard to discover and change to the original. It is much better to utilize a special program – exactly, an anti-malware program. GridinSoft Anti-Malware will fit the most ideal for virus removal objectives.

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

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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