Trojan.MSIL.Crysan.BB
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: | 1,971 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 228 |
| First Seen: | September 12, 2024 |
| Last Seen: | July 20, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.Crysan.BB on your system indicates a potential security threat that requires immediate attention. This type of threat is typically associated with malicious software designed to compromise the security and integrity of your computer. It is essential to understand the nature of this threat and take prompt action to remove it and prevent future infections.
Table of Contents
What Is Trojan.MSIL.Crysan.BB?
Trojan.MSIL.Crysan.BB is a type of malware that can infect your computer without your knowledge or consent. The name "Trojan" refers to the fact that this malware can disguise itself as a legitimate program or file, allowing it to bypass your system's security measures. The "MSIL" part of the name suggests that this malware is written in Microsoft Intermediate Language, which is a programming language used by the .NET Framework. The "Crysan.BB" part of the name is likely a unique identifier assigned to this particular strain of malware.
How Trojan.MSIL.Crysan.BB Operates
Once Trojan.MSIL.Crysan.BB infects your computer, it can operate in various ways, depending on its intended purpose. Some common tactics used by Trojans include stealing sensitive information, such as passwords or credit card numbers, installing additional malware, or providing unauthorized access to your system. They can also modify system settings, disable security software, or create backdoors for remote access. The specific actions taken by Trojan.MSIL.Crysan.BB will depend on the goals of its creators.
Symptoms of Infection
Identifying a Trojan infection can be challenging, as these malware programs often operate stealthily. However, some common symptoms of infection include unusual system behavior, such as slow performance, frequent crashes, or unfamiliar programs running in the background. You may also notice suspicious network activity, unexpected changes to system settings, or pop-ups and other unwanted advertisements. If you suspect that your system is infected with Trojan.MSIL.Crysan.BB, it is crucial to take immediate action to remove the threat.
How to Remove Trojan.MSIL.Crysan.BB
- 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.
- Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter. This will help identify and remove all instances of the malware.
- Uninstall any suspicious programs that may be related to the infection. Be cautious when removing programs, as some may be legitimate or required by your system.
- Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings. This will help remove any malicious extensions or settings that may have been installed by the malware.
- Reboot your computer and perform another full scan to ensure that the malware has been completely removed. This step is crucial to verify that your system is clean and secure.
Conclusion
Removing Trojan.MSIL.Crysan.BB from your system requires careful attention to detail and a thorough understanding of the malware's behavior. By following the steps outlined above and taking proactive measures to secure your system, you can help prevent future infections and protect your sensitive information. Remember to always be cautious when downloading software or opening email attachments from unknown sources, as these are common ways for Trojans to infect your system. Stay vigilant and keep your security software up to date to ensure the ongoing security and integrity of your computer.
Analysis Report
General information
| Family Name: | Trojan.MSIL.Crysan.BB |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
8f718d47a60e153d19f481a4dd7aa5e0
SHA1:
5bee11c8b532a3ef089807a35495fd60a3445af7
SHA256:
1519F5E727DF4E46E6C4C1A9677F12A30D5DD69F8FD17F8EA6F4C4D8DC82C57E
File Size:
913.92 KB, 913920 bytes
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MD5:
b9c87d63ede58e5bb6cbab752a8656f8
SHA1:
9e954234872d0bc8d315f44b3dda60fdadb6a6b5
SHA256:
80CA832A5AA5BDCE9A810FAF1CDAC6130C556A55DFF924D90508ECE774AF0CBA
File Size:
913.41 KB, 913408 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 doesn't have relocations information
- File doesn't have security information
- File has TLS information
- File is 64-bit executable
- File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
- File is either console or GUI application
- File is Native application (NOT .NET application)
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- 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)
File Traits
- No Version Info
- ntdll
- x64
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: | 4,957 |
|---|---|
| Potentially Malicious Blocks: | 0 |
| Whitelisted Blocks: | 4,957 |
| 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.- Dapato.AI
- Filecoder.CGB
- Gamehack.DSF
- Gamehack.SFA
- Kryptik.VGG
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- RustCrypter.A
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 |
|---|---|
| Syscall Use |
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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.
c:\users\user\downloads\5bee11c8b532a3ef089807a35495fd60a3445af7_0000913920-xespv2p2 "c:\users\user\downloads\5bee11c8b532a3ef089807a35495fd60a3445af7_0000913920-xespv2p2"
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c:\users\user\downloads\9e954234872d0bc8d315f44b3dda60fdadb6a6b5_0000913408-xespv2p2 "c:\users\user\downloads\9e954234872d0bc8d315f44b3dda60fdadb6a6b5_0000913408-xespv2p2"
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