VirTool:Win32/Obfuscator.CY
James White
Updated on March 30, 2026
What is VirTool:Win32/Obfuscator.CY infection?
In this article you will certainly locate concerning the interpretation of VirTool:Win32/Obfuscator.CY and its negative effect on your computer system. Such ransomware are a kind of malware that is specified by online fraudulences to demand paying the ransom by a sufferer.
Most of the instances, VirTool:Win32/Obfuscator.CY infection will advise its sufferers to launch funds move for the function of neutralizing the modifications that the Trojan infection has presented to the victim’s device.
VirTool:Win32/Obfuscator.CY Summary
These adjustments can be as complies with:
- Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
- Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
- Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.
Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.
- Unconventionial binary language: Chinese (Simplified);
- Unconventionial language used in binary resources: Chinese (Simplified);
- The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
- Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
- Ciphering the files found on the target’s hard drive — so the victim can no longer use the data;
- Preventing routine access to the sufferer’s workstation;
VirTool:Win32/Obfuscator.CY
One of the most common networks through which VirTool:Win32/Obfuscator.CY Ransomware Trojans are infused are:
- By methods of phishing emails;
- As a consequence of individual winding up on a resource that organizes a harmful software;
As soon as the Trojan is efficiently injected, it will certainly either cipher the data on the sufferer’s PC or protect against the gadget from operating in a proper manner – while likewise putting a ransom note that states the requirement for the victims to effect the repayment for the purpose of decrypting the records or restoring the documents system back to the initial condition. In the majority of instances, the ransom money note will certainly show up when the client restarts the PC after the system has actually currently been harmed.
VirTool:Win32/Obfuscator.CY distribution channels.
In numerous edges of the globe, VirTool:Win32/Obfuscator.CY expands by leaps as well as bounds. Nonetheless, the ransom notes and techniques of obtaining the ransom money quantity may vary relying on specific local (local) setups. The ransom money notes and tricks of extorting the ransom money quantity may vary depending on particular regional (regional) setups.
For instance:
Faulty signals concerning unlicensed software.
In specific areas, the Trojans frequently wrongfully report having actually spotted some unlicensed applications enabled on the target’s gadget. The alert then demands the user to pay the ransom.
Faulty declarations concerning prohibited content.
In nations where software application piracy is less preferred, this technique is not as reliable for the cyber scams. Conversely, the VirTool:Win32/Obfuscator.CY popup alert might falsely declare to be originating from a police organization as well as will report having located youngster pornography or other illegal data on the tool.
VirTool:Win32/Obfuscator.CY popup alert may falsely assert to be acquiring from a legislation enforcement institution as well as will certainly report having situated youngster porn or various other unlawful data on the device. The alert will in a similar way include a need for the customer to pay the ransom.
Technical details
File Info:
crc32: 0C56BBB7md5: a44f3d0c6e3d6f62a28121ff7c25d5cbname: A44F3D0C6E3D6F62A28121FF7C25D5CB.mlwsha1: 39a9c5cc9a29e533f2e09bb422a2c090294a58f9sha256: 10c1cd8a09a94c1278905721f40811e5e090b85bc357284e421a6ad0d754dd8asha512: f9e25acbb879e375033952a5300b8bd1ec9ba753765ebe1948faea8f9d37c220d4d254cf37bd7a2bba4eca3b87e0974560334e4a4407475d50735645f3d8aec6ssdeep: 3072:hlCeYUjQqjtKh8h7SoTyuoEi8HUYkSq2jpyq/hXj1+7KxapWnmWxZ0SyzJBz:jCteQvyoEi2FkSRwq/B1QpgUSy1Bztype: PE32 executable (GUI) Intel 80386, for MS WindowsVersion Info:
LegalCopyright: x91cdx5e86x5b89x4e91x7f51x7edcx79d1x6280x6709x9650x516cx53f8x7248x6743x6240x6709 (C) 2017FileVersion: 3.1.3.1CompanyName: x91cdx5e86x5b89x4e91x7f51x7edcx79d1x6280x6709x9650x516cx53f8LegalTrademarks: x91cdx5e86x5b89x4e91x7f51x7edcx79d1x6280x6709x9650x516cx53f8Comments: x5b89x4e91x52a0x901fx5668ProductName: x5b89x4e91x52a0x901fx5668ProductVersion: 3.1.3.1FileDescription: x5b89x4e91x52a0x901fx5668Translation: 0x0804 0x03a8
VirTool:Win32/Obfuscator.CY also known as:
| GridinSoft | Trojan.Ransom.Gen |
| Bkav | W32.AIDetect.malware2 |
| K7AntiVirus | Riskware ( 0040eff71 ) |
| Elastic | malicious (high confidence) |
| Cynet | Malicious (score: 99) |
| Cylance | Unsafe |
| Sangfor | Trojan.Win32.Save.a |
| CrowdStrike | win/malicious_confidence_60% (D) |
| Cybereason | malicious.c9a29e |
| Symantec | ML.Attribute.HighConfidence |
| Zoner | Probably Heur.ExeHeaderH |
| APEX | Malicious |
| Avast | Win32:Evo-gen [Susp] |
| Kaspersky | HEUR:Trojan.Win32.Generic |
| Sophos | ML/PE-A |
| VIPRE | Trojan.Win32.Generic!BT |
| McAfee-GW-Edition | BehavesLike.Win32.Ransomware.cc |
| FireEye | Generic.mg.a44f3d0c6e3d6f62 |
| SentinelOne | Static AI – Suspicious PE |
| Avira | TR/Crypt.XPACK.Gen |
| eGambit | Unsafe.AI_Score_97% |
| Antiy-AVL | Trojan/Generic.ASMalwS.24596DE |
| Microsoft | VirTool:Win32/Obfuscator.CY |
| AegisLab | Trojan.Win32.Generic.4!c |
| AhnLab-V3 | Malware/Win32.RL_Generic.R281376 |
| Acronis | suspicious |
| McAfee | Artemis!A44F3D0C6E3D |
| VBA32 | BScope.Trojan.Click |
| Panda | Trj/CI.A |
| Rising | Trojan.Generic@ML.87 (RDML:nsBYndYVGWLy489/dTqOlA) |
| Yandex | Trojan.GenAsa!i2MorvzCwxs |
| Ikarus | Trojan.Win32.Tiggre |
| MaxSecure | Trojan.Malware.300983.susgen |
| AVG | Win32:Evo-gen [Susp] |
| Paloalto | generic.ml |
How to remove VirTool:Win32/Obfuscator.CY virus?
There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft">2.
Download GridinSoft Anti-Malware.
You can download GridinSoft Anti-Malware by clicking the button below:
Download GridinSoft Anti-MalwareRun 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.
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.
Press “Install” button.
Once installed, Anti-Malware will automatically run.
Wait for the Anti-Malware scan to complete.
GridinSoft Anti-Malware will automatically start scanning your system for VirTool:Win32/Obfuscator.CY 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.
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.
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 Anti-Malware
If the guide doesn’t help you to remove VirTool:Win32/Obfuscator.CY you can always ask me in the comments for getting help.
References
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
