Trojan:Win32/Vundo.OL Virus Removal

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

Seeing the Trojan:Win32/Vundo.OL malware detection usually means that your computer is in big danger. This malware can correctly be named as ransomware – type of malware which ciphers your files and forces you to pay for their decryption. Stopping it requires some unusual steps that must be taken as soon as possible.

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Trojan:Win32/Vundo.OL detection is a malware detection you can spectate in your system. It often appears after the provoking procedures on your computer – opening the untrustworthy e-mail messages, clicking the advertisement in the Web or installing the program from untrustworthy resources. From the second it appears, you have a short time to do something about it until it starts its harmful activity. And be sure – it is much better not to wait for these destructive effects.

What is Trojan:Win32/Vundo.OL virus?

Trojan:Win32/Vundo.OL is ransomware-type malware. It searches for the files on your computer, encrypts it, and after that asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this malware also does a ton of harm to your system. It alters the networking settings in order to avoid you from checking out the elimination tutorials or downloading the anti-malware program. In rare cases, Trojan:Win32/Vundo.OL can additionally prevent the setup of anti-malware programs.

Trojan:Win32/Vundo.OL Summary

Summarizingly, Trojan:Win32/Vundo.OL malware activities in the infected system are next:

  • Sample contains Overlay data;
  • Unconventionial language used in binary resources: Russian;
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Binary compilation timestomping detected;
  • Ciphering the files located on the victim’s drive — so the victim cannot use these files;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of anti-virus programs

Ransomware has actually been a nightmare for the last 4 years. It is difficult to picture a more damaging virus for both individuals and corporations. The algorithms utilized in Trojan:Win32/Vundo.OL (generally, 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. However, that virus does not do all these bad things instantly – it may take up to a few hours to cipher all of your documents. Thus, seeing the Trojan:Win32/Vundo.OL detection is a clear signal that you have to start the clearing process.

Where did I get the Trojan:Win32/Vundo.OL?

Standard methods of Trojan:Win32/Vundo.OL spreading are basic for all other ransomware examples. Those are one-day landing websites where users are offered to download and install the free program, so-called bait emails and hacktools. Bait emails are a quite modern method in malware distribution – you receive the email that mimics some routine notifications about shipments or bank service conditions changes. Inside of the email, there is a malicious MS Office file, or a web link which opens the exploit landing page.

Malicious email spam

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

Preventing it looks quite simple, but still needs a lot of attention. Malware can hide in various spots, and it is better to stop it even before it invades your computer than to trust in an anti-malware program. Common cybersecurity awareness is just an essential item in the modern world, even if your relationship with a computer stays on YouTube videos. That may save you a lot of money and time which you would spend while seeking a solution.

Trojan:Win32/Vundo.OL malware technical details

File Info:

name: 30E7189763944B821444.mlw
path: /opt/CAPEv2/storage/binaries/e36c47389373ba9ac9a490afe520ffa276b73bc18ccdafaba28100a61eaa14a4
crc32: 309147A6
md5: 30e7189763944b821444a1885553d00f
sha1: 0ef92bac4083219d758cc07cabaa63656a8a49ed
sha256: e36c47389373ba9ac9a490afe520ffa276b73bc18ccdafaba28100a61eaa14a4
sha512: d288979e4cc3895f951bd1eb1f010ca2491732e910a0703d64cdb84ab748c057b316d549ca972f6c53e5808f31824a7e31f67db5e33e26802069f5781bc67491
ssdeep: 3072:7T3Ch8JkKJ4ox+xSYIBfL3P9P3nDrc8hz7uadT7T4welj+fCFE1RjDOt:7TSKJ4JUhpDrc4/uikwex+2wPy
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T19314F189FA55A0DFE01ECDFCC6CBF4683208356544928FDF31F242D6DE4C88EA8196A4
sha3_384: ae0e45d99bc1fd0af36cd928b0c9c4e1b939b54a6fd62055e55270a599a9a0fd58732ec2ec34637d31c7845b20bf5954
ep_bytes: 558bec83ec0ce87ee8ffff83f8030f85
timestamp: 2035-02-02 18:40:32

Version Info:

0: [No Data]

Trojan:Win32/Vundo.OL also known as:

BkavW32.AIDetectMalware
LionicTrojan.Win32.Generic.lojW
MicroWorld-eScanGen:Variant.Sirefef.2995
FireEyeGeneric.mg.30e7189763944b82
SkyhighBehavesLike.Win32.Backdoor.cc
McAfeeGeneric BackDoor.em
ZillyaTrojan.Agent.Win32.166970
SangforSuspicious.Win32.Save.a
K7AntiVirusTrojan ( 004c16251 )
AlibabaRansom:Win32/Obfuscator.8d699f34
K7GWTrojan ( 004c16251 )
CrowdStrikewin/malicious_confidence_100% (W)
VirITTrojan.Win32.Agent3.AENW
SymantecInfostealer.Scapzilla
ESET-NOD32a variant of Win32/Kryptik.SAB
APEXMalicious
TrendMicro-HouseCallTROJ_KRYPTO.SME2
ClamAVWin.Trojan.Agent-871496
KasperskyUDS:Trojan.Win32.Generic
BitDefenderGen:Variant.Sirefef.2995
NANO-AntivirusTrojan.Win32.Inject.cxfgnm
AvastWin32:Buterat-CG [Trj]
SophosMal/Rorpian-D
DrWebTrojan.Winlock.3333
VIPREGen:Variant.Sirefef.2995
TrendMicroTROJ_KRYPTO.SME2
Trapminemalicious.high.ml.score
EmsisoftGen:Variant.Sirefef.2995 (B)
IkarusBackdoor.Win32.Buterat
JiangminTrojan/Agent.euup
WebrootW32.Malware.Gen
VaristW32/Backdoor.V.gen!Eldorado
Antiy-AVLTrojan/Win32.Scar
KingsoftWin32.Trojan.Generic.a
MicrosoftTrojan:Win32/Vundo.OL
XcitiumMalware@#3mmk4dtxupoa8
ArcabitTrojan.Sirefef.DBB3
ZoneAlarmUDS:Trojan.Win32.Generic
GDataGen:Variant.Sirefef.2995
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Tdss.R11676
VBA32SScope.Trojan.MTA.01506
ALYacGen:Variant.Sirefef.2995
MAXmalware (ai score=100)
PandaGeneric Malware
RisingTrojan.Vundo!8.4FC (TFE:4:d7RddZD5iQO)
YandexTrojan.GenAsa!n161UKry8D8
SentinelOneStatic AI – Malicious PE
FortinetW32/Rorpian.C!tr
AVGWin32:Buterat-CG [Trj]
Cybereasonmalicious.c40832
DeepInstinctMALICIOUS

How to remove Trojan:Win32/Vundo.OL?

Trojan:Win32/Vundo.OL malware is extremely hard to eliminate by hand. It stores its data in numerous locations throughout the disk, and can restore itself from one of the elements. Additionally, a number of alterations in the registry, networking configurations and Group Policies are pretty hard to discover and return to the original. It is better to use a specific app – exactly, an anti-malware program. GridinSoft Anti-Malware will definitely fit the most ideal for virus removal purposes.

Remove Trojan:Win32/Vundo.OL with Gridinsoft Anti-Malware

We have also been using this software on our systems ever since, and it has always been successful in detecting viruses. It has blocked the most common Trojans as shown from our tests with the software, and we assure you that it can remove Trojan:Win32/Vundo.OL as well as other malware hiding on your computer.

Gridinsoft Anti-Malware - Main Screen

To use Gridinsoft for remove malicious threats, follow the steps below:

1. Begin by downloading Gridinsoft Anti-Malware, accessible via the blue button below or directly from the official website gridinsoft.com.

2.Once the Gridinsoft setup file (setup-gridinsoft-fix.exe) is downloaded, execute it by clicking on the file.

setup-gridinsoft-fix.exe

3.Follow the installation setup wizard's instructions diligently.

Gridinsoft Setup Wizard

4. Access the "Scan Tab" on the application's start screen and launch a comprehensive "Full Scan" to examine your entire computer. This inclusive scan encompasses the memory, startup items, the registry, services, drivers, and all files, ensuring that it detects malware hidden in all possible locations.

Scan for Trojan:Win32/Vundo.OL Trojans

Be patient, as the scan duration depends on the number of files and your computer's hardware capabilities. Use this time to relax or attend to other tasks.

5. Upon completion, Anti-Malware will present a detailed report containing all the detected malicious items and threats on your PC.

The Trojan:Win32/Vundo.OL was Found

6. Select all the identified items from the report and confidently click the "Clean Now" button. This action will safely remove the malicious files from your computer, transferring them to the secure quarantine zone of the anti-malware program to prevent any further harmful actions.

The Trojan:Win32/Vundo.OL has been removed

8. If prompted, restart your computer to finalize the full system scan procedure. This step is crucial to ensure thorough removal of any remaining threats. After the restart, Gridinsoft Anti-Malware will open and display a message confirming the completion of the scan.

Remember Gridinsoft offers a 6-day free trial. This means you can take advantage of the trial period at no cost to experience the full benefits of the software and prevent any future malware infections on your system. Embrace this opportunity to fortify your computer's security without any financial commitment.

Trojan Killer for “Trojan:Win32/Vundo.OL” removal on locked PC

In situations where it becomes impossible to download antivirus applications directly onto the infected computer due to malware blocking access to websites, an alternative solution is to utilize the Trojan Killer application.

Trojan Killer - Main View

There is a really little number of security tools that are able to be set up on the USB drives, and antiviruses that can do so in most cases require to obtain quite an expensive license. For this instance, I can recommend you to use another solution of GridinSoft - Trojan Killer Portable. It has a 14-days cost-free trial mode that offers the entire features of the paid version. This term will definitely be 100% enough to wipe malware out.

Trojan Killer is a valuable tool in your cybersecurity arsenal, helping you to effectively remove malware from infected computers. Now, we will walk you through the process of using Trojan Killer from a USB flash drive to scan and remove malware on an infected PC. Remember, always obtain permission to scan and remove malware from a computer that you do not own.

Step 1: Download & Install Trojan Killer on a Clean Computer:

1. Go to the official GridinSoft website (gridinsoft.com) and download Trojan Killer to a computer that is not infected.

Download Trojan Killer

2. Insert a USB flash drive into this computer.

3. Install Trojan Killer to the "removable drive" following the on-screen instructions.

Install Trojan Killer to Removable Drive

4. Once the installation is complete, launch Trojan Killer.

Step 2: Update Signature Databases:

5. After launching Trojan Killer, ensure that your computer is connected to the Internet.

6. Click "Update" icon to download the latest signature databases, which will ensure the tool can detect the most recent threats.

Click Update Button

Step 3: Scan the Infected PC:

7. Safely eject the USB flash drive from the clean computer.

8. Boot the infected computer to the Safe Mode.

9. Insert the USB flash drive.

10. Run tk.exe

11. Once the program is open, click on "Full Scan" to begin the malware scanning process.

Searching Trojan:Win32/Vundo.OL Virus

Step 4: Remove Found Threats:

12. After the scan is complete, Trojan Killer will display a list of detected threats.

Searching Trojan:Win32/Vundo.OL Finished

13. Click on "Cure PC!" to remove the identified malware from the infected PC.

14. Follow any additional on-screen prompts to complete the removal process.

Restart needed

Step 5: Restart Your Computer:

15. Once the threats are removed, click on "Restart PC" to reboot your computer.

16. Remove the USB flash drive from the infected computer.

Congratulations on effectively removing Trojan:Win32/Vundo.OL and the concealed threats from your computer! You can now have peace of mind, knowing that they won't resurface again. Thanks to Gridinsoft's capabilities and commitment to cybersecurity, your system is now protected.

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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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