Trojan.MSIL.Downloader.ASL
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: | 23,560 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 15 |
| First Seen: | June 16, 2023 |
| Last Seen: | June 7, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.Downloader.ASL indicates that your system has been compromised by a type of malicious software. This threat is categorized as a Trojan, which is a broad term for malware that disguises itself as legitimate software. Trojans can cause significant harm to your system and compromise your personal data. It is essential to understand the nature of this threat and take immediate action to remove it.
Table of Contents
What Is Trojan.MSIL.Downloader.ASL?
Trojan.MSIL.Downloader.ASL is a type of Trojan that is designed to download and install additional malware on your system. The "MSIL" part of the name suggests that it is written in Microsoft Intermediate Language, which is a platform-agnostic language used by the .NET Framework. This allows the Trojan to run on multiple versions of Windows. The "Downloader" part of the name indicates that its primary function is to download and install other malicious software.
How Trojan.MSIL.Downloader.ASL Operates
Trojan.MSIL.Downloader.ASL operates by exploiting vulnerabilities in your system or tricking you into installing it. Once installed, it can download and install additional malware, including viruses, spyware, and adware. This can lead to a range of problems, including data theft, system crashes, and slowed performance. The Trojan may also attempt to contact its command and control server to receive instructions or upload stolen data.
Symptoms of Infection
The symptoms of a Trojan.MSIL.Downloader.ASL infection can vary, but common signs include slow system performance, unexpected pop-ups or ads, and unfamiliar programs or icons on your desktop. You may also notice that your system is crashing or freezing frequently, or that your personal data is being stolen or compromised. In some cases, the Trojan may not exhibit any noticeable symptoms, making it difficult to detect without the use of antivirus software.
- Slow system performance
- Unexpected pop-ups or ads
- Unfamiliar programs or icons on your desktop
- System crashes or freezes
- Stolen or compromised personal data
How to Remove Trojan.MSIL.Downloader.ASL
- Boot your system in Safe Mode with Networking to prevent the Trojan from loading and to allow you to download removal tools.
- Use a reputable antivirus tool, such as SpyHunter, to perform a full scan of your system and remove any detected malware.
- Uninstall any suspicious programs or applications that you do not recognize or that were installed without your knowledge.
- Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons.
- Reboot your system and perform another full scan with your antivirus tool to ensure that all malware has been removed.
Conclusion
Removing Trojan.MSIL.Downloader.ASL from your system requires careful attention to detail and a thorough understanding of the threat. By following the steps outlined above and using reputable antivirus software, you can effectively remove this malware and protect your system from future infections. It is essential to remain vigilant and to regularly scan your system for malware to prevent similar threats from compromising your data and system security.
Analysis Report
General information
| Family Name: | Trojan.MSIL.Downloader.ASL |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
f78388963778ccb5a5aa2d0f8001a9ee
SHA1:
bb4f3ce5b67093f48bc9fc81739a12ca29a39b17
SHA256:
141579BF45E7B3F888DD63267A606684488E1F7F36BDC7AACC987B25326F08BE
File Size:
990.21 KB, 990208 bytes
|
Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have debug information
- File doesn't have exports table
- File doesn't have security information
- 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)
Show More
- 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 |
|---|---|
| Assembly Version | 1.0.0.0 |
| File Description | CadEarthPatcher |
| File Version | 1.0.0.0 |
| Internal Name | CadEarthPatcher.exe |
| Legal Copyright | Copyright © 2020 |
| Original Filename | CadEarthPatcher.exe |
| Product Name | CadEarthPatcher |
| Product Version | 1.0.0.0 |
File Traits
- .NET
- HighEntropy
- 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: | 34 |
|---|---|
| Potentially Malicious Blocks: | 16 |
| Whitelisted Blocks: | 18 |
| Unknown Blocks: | 0 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
Similar Families
Similar Families
This section lists other families that share similarities with this family, based on EnigmaSoft’s analysis. Many malware families are created from the same malware toolkits and use the same packing and encryption techniques but uniquely extend functionality. Similar families may also share source code, attributes, icons, subcomponents, compromised and/or invalid digital signatures, and network characteristics. Researchers leverage these similarities to rapidly and effectively triage file samples and extend malware detection rules.- MSIL.Downloader.ASL
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\microsoft\windows\usrclass.dat{dba6b5ef-640a-11ed-9bcb-f677369d361c}.txr.0.regtrans-ms | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\users\user\appdata\local\microsoft\windows\usrclass.dat{dba6b5ef-640a-11ed-9bcb-f677369d361c}.txr.1.regtrans-ms | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\users\user\appdata\local\microsoft\windows\usrclass.dat{dba6b5ef-640a-11ed-9bcb-f677369d361c}.txr.2.regtrans-ms | Generic Read,Write Data,Write Attributes,Write extended,Append data |
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 |
|
| Anti Debug |
|
| Encryption Used |
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