Adware.Yontoo

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

What is Adware.Yontoo infection?

In this post you will find concerning the interpretation of Adware.Yontoo and its unfavorable impact on your computer. Such ransomware are a kind of malware that is clarified by online fraudulences to require paying the ransom money by a target.

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Most of the situations, Adware.Yontoo infection will instruct its targets to launch funds move for the purpose of neutralizing the changes that the Trojan infection has introduced to the sufferer’s gadget.

Adware.Yontoo Summary

These alterations can be as follows:

  • Attempts to connect to a dead IP:Port (1 unique times);
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Ciphering the files found on the target’s hard disk drive — so the target can no longer make use of the data;
  • Preventing normal accessibility to the victim’s workstation;

Related domains:

searchknow-a.akamaihd.netRansom.Win32.Gandcrab_60.se2

Adware.Yontoo

The most common networks where Adware.Yontoo are infused are:

  • By ways of phishing e-mails;
  • As a consequence of individual winding up on a source that organizes a malicious software application;

As quickly as the Trojan is efficiently infused, it will either cipher the information on the sufferer’s PC or stop the device from operating in a proper manner – while likewise positioning a ransom money note that discusses the need for the sufferers to effect the repayment for the purpose of decrypting the documents or restoring the file system back to the first condition. In most circumstances, the ransom money note will show up when the client restarts the COMPUTER after the system has actually already been harmed.

Adware.Yontoo circulation networks.

In numerous edges of the world, Adware.Yontoo expands by jumps and bounds. Nevertheless, the ransom money notes and techniques of obtaining the ransom amount might vary depending on specific neighborhood (regional) setups. The ransom money notes and tricks of obtaining the ransom quantity may differ depending on specific neighborhood (regional) setups.

Ransomware injection

For example:

    Faulty alerts regarding unlicensed software application.

    In specific areas, the Trojans commonly wrongfully report having actually found some unlicensed applications made it possible for on the sufferer’s tool. The sharp after that requires the user to pay the ransom.

    Faulty declarations about illegal material.

    In countries where software piracy is much less preferred, this method is not as efficient for the cyber fraudulences. Conversely, the Adware.Yontoo popup alert may falsely claim to be stemming from a police establishment and also will report having located kid porn or various other unlawful information on the device.

    Adware.Yontoo popup alert may falsely claim to be obtaining from a law enforcement organization and will report having situated kid pornography or various other prohibited data on the tool. The alert will similarly contain a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: BDCDEB21
md5: bdf64baf15991c8fe550dab6b567b733
name: BDF64BAF15991C8FE550DAB6B567B733.mlw
sha1: 8c228b7f26236ede038cc40fc04c54e0c36d6e41
sha256: 237610ab6c35c0c065cace690c48a233d57a0db7d11c06182049de1e04d7d781
sha512: 28a3eafc9822b5935bed40097d52e61cdf3372cdc8afd9356db59fbdfaaf31689888f2be4e6eaf5f6f1bf8ee9946226ea10ceb311b3884b0e44e241f2d274907
ssdeep: 49152:mSKQFBF/+qr87r2rMiOuyloNAh7Az+thie6nEu/ajr1x9m5B:RtP9++8fHixyl+AhEzohdZyac
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

FileVersion: 1.0.6687.18689
ProductVersion: 1.0.6687.18689
Translation: 0x0409 0x04b0

Adware.Yontoo also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusAdware ( 00543fd21 )
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
ALYacGen:Variant.Adware.Fugrafa.57178
CylanceUnsafe
SangforRansom.Win32.Gandcrab_60.se2
CrowdStrikewin/malicious_confidence_60% (D)
K7GWAdware ( 00543fd21 )
Cybereasonmalicious.f15991
CyrenW32/Trojan.BLA.gen!Eldorado
SymantecPUA.Yontoo
ESET-NOD32a variant of Win32/Adware.BrowseFox.BZ
APEXMalicious
AvastWin32:AdwareX-gen [Adw]
Kasperskynot-a-virus:HEUR:AdWare.Win32.Generic
BitDefenderGen:Variant.Adware.Fugrafa.57178
NANO-AntivirusTrojan.Win32.BrowseFox.fapvsy
MicroWorld-eScanGen:Variant.Adware.Fugrafa.57178
TencentAdware.Win32.Browsefox.c
Ad-AwareGen:Variant.Adware.Fugrafa.57178
SophosGeneric PUA IM (PUA)
ComodoApplicUnwnt@#38wq020i9hnuh
BitDefenderThetaGen:NN.ZexaF.34294.Ix1@aGxuQwni
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.BrowseFox.wh
FireEyeGeneric.mg.bdf64baf15991c8f
EmsisoftGen:Variant.Adware.Fugrafa.57178 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.Generic.ccknw
AviraADWARE/BrowseFox.Gen
eGambitUnsafe.AI_Score_99%
Antiy-AVLTrojan/Generic.ASMalwS.25E75B1
MicrosoftTrojan:Win32/Wacatac.A!ml
ArcabitTrojan.Adware.Fugrafa.DDF5A
GDataGen:Variant.Adware.Fugrafa.57178
AhnLab-V3PUP/Win32.BrowseFox.R215868
Acronissuspicious
McAfeePUP-XDW-LI
MAXmalware (ai score=99)
VBA32BScope.Adware.Foxiebro
MalwarebytesAdware.Yontoo
PandaTrj/Genetic.gen
Rising[email protected] (RDML:ujBXcBdV2cE4kZec/0LN7A)
YandexTrojan.GenAsa!bO40VYgZFQQ
IkarusTrojan.Dropper
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Generic!tr
AVGWin32:AdwareX-gen [Adw]
Paloaltogeneric.ml

How to remove Adware.Yontoo ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Adware.Yontoo files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Adware.Yontoo you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/comparison

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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