CryLock.A Ransomware
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: | 6,416 |
| Threat Level: | 100 % (High) |
| Infected Computers: | 9,685 |
| First Seen: | February 9, 2015 |
| Last Seen: | July 16, 2026 |
| OS(es) Affected: | Windows |
The detection of CryLock.A Ransomware on your system indicates a serious security threat that requires immediate attention. Ransomware is a type of malware designed to encrypt files on a victim's computer and demand payment in exchange for the decryption key. In this report, we will provide an overview of the CryLock.A Ransomware threat, its operating methods, symptoms of infection, and steps to remove it from your system.
Table of Contents
What Is CryLock.A Ransomware?
Ransomware, like CryLock.A Ransomware, is a malicious software that uses encryption to hold a victim's files hostage. The goal of the attackers is to extort money from the victim in exchange for the decryption key. Ransomware can spread through various means, including phishing emails, infected software downloads, and exploited vulnerabilities. The CryLock.A Ransomware detection suggests that your system has been compromised by this type of malware.
How CryLock.A Ransomware Operates
Once CryLock.A Ransomware infects a system, it typically begins to scan for files to encrypt. The malware may target common file types such as documents, images, and videos. The encryption process can happen quickly, and the victim may not even notice it until they try to access their files. The ransomware then displays a ransom note, demanding payment in exchange for the decryption key. It's essential to note that paying the ransom does not guarantee that the attackers will provide the decryption key or that the key will work correctly.
Symptoms of Infection
Common symptoms of a CryLock.A Ransomware infection include:
- Files becoming inaccessible or displaying an error message when trying to open them
- The presence of a ransom note or demand for payment
- Unusual system behavior, such as slow performance or unexpected crashes
- New, unfamiliar programs or icons on the system
If you have noticed any of these symptoms, it's crucial to take immediate action to contain and remove the threat.
How to Remove CryLock.A Ransomware
To remove CryLock.A Ransomware from your system, follow these steps:
- Restart your system in Safe Mode with Networking to prevent the malware from loading
- Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove the malware
- Uninstall any suspicious programs or applications that may be related to the infection
- 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 to ensure that the malware has been completely removed
It's essential to be thorough and patient during the removal process to ensure that all components of the malware are eliminated.
Conclusion
The detection of CryLock.A Ransomware is a serious security threat that requires immediate attention. By understanding how ransomware operates and following the steps outlined in this report, you can remove the malware from your system and prevent further damage. It's also essential to take proactive measures to prevent future infections, such as regularly backing up your files, using strong antivirus software, and being cautious when opening emails or downloading software from the internet. Remember, prevention and prompt action are key to protecting your system and data from ransomware threats like CryLock.A Ransomware.
Analysis Report
General information
| Family Name: | CryLock.A Ransomware |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
a890e2f924dea3cb3e46a95431ffae39
SHA1:
35719ee58a5771156bc956bcf1b5c54ac3391593
SHA256:
C0CF40B8830D666A24BDD4FEBDC162E95AA30ED968FA3675E26AD97B2E88E03A
File Size:
379.39 KB, 379392 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 has TLS information
- 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)
- File is not packed
Show More
- IMAGE_FILE_DLL is not set inside PE header (Executable)
- IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)
File Traits
- HighEntropy
- No Version Info
- 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: | 1,108 |
|---|---|
| Potentially Malicious Blocks: | 38 |
| Whitelisted Blocks: | 1,070 |
| Unknown Blocks: | 0 |
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\35719ee58a5771156bc956bcf1b5c54ac3391593_0000379392 | Generic Read,Write Data,Write Attributes,Write extended,Append data |
