Virus.MSIL.Agent.JP
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.
| Threat Level: | 80 % (High) |
| Infected Computers: | 20 |
| First Seen: | July 22, 2024 |
| Last Seen: | March 11, 2026 |
| OS(es) Affected: | Windows |
The detection of Virus.MSIL.Agent.JP on your system indicates a potential threat to your computer's security and integrity. This detection name suggests a type of malicious software, but without more specific information, it's crucial to understand the general nature of such threats and how to address them effectively.
Table of Contents
What Is Virus.MSIL.Agent.JP?
Virus.MSIL.Agent.JP is identified as a Trojan-type threat, which means it is designed to deceive users into installing it on their systems by disguising itself as legitimate software. Once installed, it can perform a variety of malicious actions, depending on its specific programming. The "MSIL" part of the name refers to Microsoft Intermediate Language, suggesting that this malware is designed to operate on Windows systems by utilizing the .NET Framework.
How Virus.MSIL.Agent.JP Operates
Trojan-type malware like Virus.MSIL.Agent.JP can operate in various ways. They might create backdoors for remote access, allowing attackers to control the infected system, steal sensitive information, or use the system as part of a botnet for malicious activities. These threats can also download and install additional malware, leading to further system compromise. Understanding how such malware operates is key to taking effective measures against it.
Symptoms of Infection
Symptoms of a Virus.MSIL.Agent.JP infection can vary but may include unusual system behavior such as unexpected pop-ups, slow system performance, and unfamiliar programs or icons appearing on the desktop. In some cases, the infection might not display obvious symptoms, making it difficult for users to detect without the aid of security software. Regular system scans and monitoring for suspicious activity are essential for early detection.
How to Remove Virus.MSIL.Agent.JP
- Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for internet access for updates and downloads. This step is crucial as it limits the malware's ability to interfere with the removal process.
- Perform a full scan of your system using a reputable anti-malware tool such as SpyHunter. Ensure the tool is updated with the latest definitions to increase the chances of detecting and removing the malware effectively.
- Uninstall any suspicious programs that you do not recognize or that were installed around the time the malware was detected. Be cautious and only remove programs you are certain are not needed for your system's operation.
- Reset your web browsers (Chrome, Firefox, Edge) to their default settings. Malware often alters browser settings for malicious purposes, such as redirecting to harmful sites or displaying unwanted advertisements.
- After completing the above steps, reboot your computer and perform another full scan to ensure that the malware has been completely removed. This final scan is important to confirm the system's cleanliness and to catch any potential remnants of the malware.
Conclusion
The removal of Virus.MSIL.Agent.JP requires careful and systematic steps to ensure the malware is completely eradicated from the system. It's also important to adopt preventive measures to avoid future infections, such as keeping your operating system and software up to date, using strong antivirus protection, and being cautious when downloading and installing software from the internet. By understanding the nature of Trojan-type threats and taking proactive steps, you can significantly reduce the risk of infection and protect your digital assets.
Analysis Report
General information
| Family Name: | Virus.MSIL.Agent.JP |
|---|---|
| Packers: | UPX |
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
d50e28dca446dd95516c71626c3da44e
SHA1:
3b96ad3a1af6609a65c7336d9861f6c58b4bf046
SHA256:
106BF2DC8DAB8CA0B48603028E938C6BC27CB08EBF1F96877CD4DEFB116F33E5
File Size:
3.44 MB, 3442659 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 relocations information
- File doesn't have security information
- File has been packed
- File has exports table
- File is 32-bit executable
- File is either console or GUI application
- File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
- File is Native application (NOT .NET application)
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- IMAGE_FILE_DLL is not set inside PE header (Executable)
- IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)
File Icons
File Icons
This section displays icon resources found within family samples. Malware often replicates icons commonly associated with legitimate software to mislead users into believing the malware is safe.
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 |
|---|---|
| Comments | 原创整合By→小鱼儿yr |
| File Description | 小鱼儿yr系统www.yrxitong.com |
| File Version | 1.1 |
| Legal Copyright | ©2018-2023 yrxitong.com 版权所有 |
| Product Version | 1.1 |
File Traits
- .NET
- CreateThread
- Installer Version
- x86
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 |
|---|---|
| \device\namedpipe\pecmd_exec_3735240864 | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| \device\namedpipe\pecmd_exec_462981959 | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\users\user\appdata\local\temp\~3620761739353362040~ | Synchronize,Write Attributes |
| c:\users\user\appdata\local\temp\~3620761739353362040~\7z.dll | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\users\user\appdata\local\temp\~3620761739353362040~\lang\zh-cn.txt | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\users\user\appdata\local\temp\~3620761739353362040~\lang\zh-tw.txt | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\users\user\appdata\local\temp\~3620761739353362040~\sg.tmp | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\(&x}windows defender\1 síöý¤2á9ý¤ ®.bat | Generic Write,Read Attributes |
| c:\(&x}windows defender\2 (x}windows defender.exe | Generic Write,Read Attributes |
| c:\(&x}windows defender\2 (x}windows defender.exe | Synchronize,Write Attributes |
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| c:\(&x}windows defender\defenderremover.exe | Generic Write,Read Attributes |
| c:\(&x}windows defender\defenderremover.exe | Synchronize,Write Attributes |
Registry Modifications
Registry Modifications
This section lists registry keys and values that were created, modified and/or deleted by samples in this family. Windows Registry activity can provide valuable insight into malware functionality. Additionally, malware often creates registry values to allow itself to automatically start and indefinitely persist after an initial infection has compromised the system.| Key::Value | Data | API Name |
|---|---|---|
| HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe | 癊巖ǜ | RegNtPreCreateKey |
| HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe | 흵巘ǜ | RegNtPreCreateKey |
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 |
|---|---|
| Other Suspicious |
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| Process Shell Execute |
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| Syscall Use |
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64 additional items are not displayed above. |
| Anti Debug |
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| User Data Access |
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| Process Terminate |
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| Keyboard Access |
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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.
cmd.exe /c set
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C:\Users\Ostbtijy\AppData\Local\Temp\~3620761739353362040~\sg.tmp 7zG_exe x "c:\users\user\downloads\3b96ad3a1af6609a65c7336d9861f6c58b4bf046_0003442659" -y -aoa -o"C:\禁用&卸载Windows Defender"
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