Trojan.MSIL.Krypt.YDKV
Threat Scorecard
EnigmaSoft Threat Scorecard
EnigmaSoft Threat Scorecards are assessment reports for different malware threats which have been collected and analyzed by our research team. EnigmaSoft Threat Scorecards evaluate and rank threats using several metrics including real-world and potential risk factors, trends, frequency, prevalence, and persistence. EnigmaSoft Threat Scorecards are updated regularly based on our research data and metrics and are useful for a wide range of computer users, from end users seeking solutions to remove malware from their systems to security experts analyzing threats.
EnigmaSoft Threat Scorecards display a variety of useful information, including:
Popularity Rank: The ranking of a particular threat in EnigmaSoft’s Threat Database.
Severity Level: The determined severity level of an object, represented numerically, based on our risk modeling process and research, as explained in our Threat Assessment Criteria.
Infected Computers: The number of confirmed and suspected cases of a particular threat detected on infected computers as reported by SpyHunter.
See also Threat Assessment Criteria.
| Popularity Rank: | 25,694 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 3 |
| First Seen: | September 18, 2025 |
| Last Seen: | June 6, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.Krypt.YDKV on your system indicates a potential security threat that requires immediate attention. Trojans are a type of malware that can cause significant harm to your computer and compromise your personal data. In this report, we will provide an overview of the threat, its operating methods, symptoms of infection, and steps to remove it from your system.
Table of Contents
What Is Trojan.MSIL.Krypt.YDKV?
Trojan.MSIL.Krypt.YDKV is a detected threat that falls under the category of Trojans. The name itself suggests that it is a malicious program designed to infiltrate and compromise a computer system. Trojans are known for their ability to disguise themselves as legitimate software, making them difficult to detect. They can be used to steal sensitive information, install additional malware, or provide unauthorized access to the infected system.
How Trojan.MSIL.Krypt.YDKV Operates
Although specific details about Trojan.MSIL.Krypt.YDKV are not available, Trojans typically operate by exploiting vulnerabilities in software or tricking users into installing them. Once inside, they can communicate with their command and control servers to receive instructions or transmit stolen data. Trojans may also attempt to download and install additional malware, creating a more significant threat to the infected system.
Symptoms of Infection
Systems infected with Trojan.MSIL.Krypt.YDKV may exhibit a range of symptoms, including but not limited to, slow system performance, frequent crashes, and unusual network activity. You might also notice unfamiliar programs or icons on your desktop, or receive unexpected pop-ups and alerts. In some cases, Trojans can operate silently, making them challenging to detect without proper security software.
How to Remove Trojan.MSIL.Krypt.YDKV
- Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for internet access. This will make it easier to download and install removal tools.
- Download and install a reputable anti-malware tool, such as SpyHunter, which can detect and remove a wide range of malware, including Trojans.
- Perform a full scan of your system using the installed anti-malware tool. This scan will help identify and remove all malicious components associated with Trojan.MSIL.Krypt.YDKV.
- Uninstall any suspicious programs that were installed around the time the malware was detected. Be cautious and only remove programs that you are certain are malicious or unnecessary.
- Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings. This will remove any malicious extensions or settings that the Trojan may have altered.
- Reboot your computer and perform another full scan with your anti-malware tool to ensure that all remnants of the malware have been removed.
Conclusion
Removing Trojan.MSIL.Krypt.YDKV from your system requires careful steps to ensure that all malicious components are eliminated. By following the removal guide provided, you can help protect your computer and personal data from the potential harm caused by this threat. It is essential to remain vigilant and keep your security software up to date to prevent future infections. Regular system scans and cautious browsing habits are crucial in maintaining a secure computing environment.
Analysis Report
General information
| Family Name: | Trojan.MSIL.Krypt.YDKV |
|---|---|
| Signature status: | Modified signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
95c1401b7acdf050bcd9d8cd755bc07e
SHA1:
e0a82ec1fef33bd757ebd7b52fe8151db660c38d
SHA256:
13E42405695414444A513FD95E908518B2945E9A12DC54687BFFCAC6CC80A8EA
File Size:
3.72 MB, 3720056 bytes
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Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have debug information
- File doesn't have exports table
- File is .NET application
- File is 32-bit executable
- File is either console or GUI application
- File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
- File is not packed
- IMAGE_FILE_DLL is not set inside PE header (Executable)
- IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)
Windows PE Version Information
Windows PE Version Information
This section displays values and attributes that have been set in the Windows file version information data structure for samples within this family. To mislead users, malware actors often add fake version information mimicking legitimate software.| Name | Value |
|---|---|
| Assembly Version | 1.0.4171.21401 |
| File Description | Oscuxb |
| File Version | 1.0.7252.19527 |
| Internal Name | Oscuxb.exe |
| Legal Copyright | Copyright © 2017 |
| Original Filename | Oscuxb.exe |
| Product Name | Oscuxb |
| Product Version | 1.0.7252.19527 |
File Traits
- .NET
- HighEntropy
- RijndaelManaged
- x86
Block Information
Block Information
During analysis, EnigmaSoft breaks file samples into logical blocks for classification and comparison with other samples. Blocks can be used to generate malware detection rules and to group file samples into families based on shared source code, functionality and other distinguishing attributes and characteristics. This section lists a summary of this block data, as well as its classification by EnigmaSoft. A visual representation of the block data is also displayed, where available.| Total Blocks: | 6,432 |
|---|---|
| Potentially Malicious Blocks: | 215 |
| Whitelisted Blocks: | 4,839 |
| Unknown Blocks: | 1,378 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
Files Modified
Files Modified
This section lists files that were created, modified, moved and/or deleted by samples in this family. File system activity can provide valuable insight into how malware functions on the operating system.| File | Attributes |
|---|---|
| c:\users\user\appdata\local\temp\4e1378fe0bc043d882f057486abbff0c.xml | Generic Write,Read Attributes |
Windows API Usage
Windows API Usage
This section lists Windows API calls that are used by the samples in this family. Windows API usage analysis is a valuable tool that can help identify malicious activity, such as keylogging, security privilege escalation, data encryption, data exfiltration, interference with antivirus software, and network request manipulation.| Category | API |
|---|---|
| User Data Access |
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| Encryption Used |
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| Anti Debug |
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| Other Suspicious |
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| Process Shell Execute |
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Shell Command Execution
Shell Command Execution
This section lists Windows shell commands that are run by the samples in this family. Windows Shell commands are often leveraged by malware for nefarious purposes and can be used to elevate security privileges, download and launch other malware, exploit vulnerabilities, collect and exfiltrate data, and hide malicious activity.
"schtasks.exe" /Create /TN "NextSink" /XML "C:\Users\Pisyxmzl\AppData\Local\Temp\4e1378fe0bc043d882f057486abbff0c.xml" /F
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