VHO:Trojan.Win32.Chapak

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

What is VHO:Trojan.Win32.Chapak infection?

In this short article you will discover about the meaning of VHO:Trojan.Win32.Chapak and its unfavorable influence on your computer system. Such ransomware are a form of malware that is specified by online frauds to demand paying the ransom money by a sufferer.

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In the majority of the situations, VHO:Trojan.Win32.Chapak ransomware will certainly instruct its targets to initiate funds transfer for the purpose of neutralizing the modifications that the Trojan infection has actually introduced to the sufferer’s device.

VHO:Trojan.Win32.Chapak Summary

These modifications can be as follows:

  • Executable code extraction;
  • Compression (or decompression);
  • Attempts to connect to a dead IP:Port (1 unique times);
  • Creates RWX memory;
  • Possible date expiration check, exits too soon after checking local time;
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • Drops a binary and executes it;
  • The binary likely contains encrypted or compressed data.;
  • Collects information about installed applications;
  • Creates a hidden or system file;
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Creates a copy of itself;
  • Collects information to fingerprint the system;
  • Ciphering the documents located on the victim’s hard disk drive — so the target can no more utilize the data;
  • Preventing regular access to the sufferer’s workstation;

VHO:Trojan.Win32.Chapak

One of the most regular channels where VHO:Trojan.Win32.Chapak Trojans are infused are:

  • By ways of phishing emails;
  • As a repercussion of user winding up on a resource that holds a destructive software application;

As soon as the Trojan is successfully infused, it will certainly either cipher the data on the victim’s computer or avoid the device from working in a correct fashion – while also placing a ransom note that discusses the demand for the victims to effect the payment for the function of decrypting the documents or bring back the documents system back to the initial condition. In many instances, the ransom note will come up when the customer reboots the PC after the system has currently been damaged.

VHO:Trojan.Win32.Chapak distribution channels.

In numerous corners of the globe, VHO:Trojan.Win32.Chapak expands by leaps and bounds. Nonetheless, the ransom notes and also tricks of obtaining the ransom amount may differ depending on certain local (local) setups. The ransom notes and also tricks of obtaining the ransom amount might vary depending on specific neighborhood (regional) setups.

Ransomware injection

For instance:

    Faulty notifies concerning unlicensed software program.

    In particular locations, the Trojans typically wrongfully report having actually detected some unlicensed applications made it possible for on the victim’s gadget. The alert then demands the customer to pay the ransom.

    Faulty declarations about illegal material.

    In nations where software piracy is less prominent, this method is not as reliable for the cyber frauds. Alternatively, the VHO:Trojan.Win32.Chapak popup alert may wrongly claim to be stemming from a law enforcement organization and also will certainly report having situated child pornography or other prohibited data on the gadget.

    VHO:Trojan.Win32.Chapak popup alert might wrongly declare to be obtaining from a regulation enforcement institution and will certainly report having located kid porn or various other illegal data on the tool. The alert will similarly contain a need for the user to pay the ransom money.

Technical details

File Info:

crc32: EA89FC45
md5: 8b99a935b7844513687011b2389193dd
name: 8B99A935B7844513687011B2389193DD.mlw
sha1: 63d78fab9d1a2f18ea5708490f3aaedf885c2708
sha256: aa5d834a8ded4e96b3915638955ffbf8e41a2a6276c89f1e1ff1bb172cad79c0
sha512: 53d4be044ec39567f5fd6fb096c79197435c9379233f95c2126e7d036996dcba77c6e19a9c62dcc3cf927c5f111efbdf1f95ff32209afb6e75a213ba6801d31e
ssdeep: 24576:cV46JnPj5LvhwnZ3YS4gaGAEZOGpXrOLhtPgjlrYUk3:ePlLvhwnZ3YSRaGAOLSLfYjl8/3
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translations: 0x38e5 0x035a

VHO:Trojan.Win32.Chapak also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Riskware ( 0040eff71 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
K7GW Riskware ( 0040eff71 )
Symantec ML.Attribute.HighConfidence
APEX Malicious
Kaspersky VHO:Trojan.Win32.Chapak.gen
Sophos ML/PE-A + Troj/Kryptik-TR
BitDefenderTheta Gen:NN.ZexaF.34758.jz0@aSjPvtcG
TrendMicro Ransom.Win32.STOP.SMYXBFX.hp
FireEye Generic.mg.8b99a935b7844513
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.PSW.Racealer.cln
eGambit Unsafe.AI_Score_96%
Microsoft Trojan:Win32/Caynamer.A!ml
Gridinsoft Trojan.Win32.Packed.lu!heur
Acronis suspicious
Rising [email protected] (RDML:cG7CXHgiiEX5AkU+U5mhpQ)
Ikarus Trojan.Win32.Crypt
MaxSecure Trojan.Malware.300983.susgen
Paloalto generic.ml

How to remove VHO:Trojan.Win32.Chapak virus?

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 VHO:Trojan.Win32.Chapak 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 VHO:Trojan.Win32.Chapak 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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