Phobos.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: | 20,454 |
| Threat Level: | 100 % (High) |
| Infected Computers: | 5,760 |
| First Seen: | July 24, 2009 |
| Last Seen: | August 14, 2026 |
| OS(es) Affected: | Windows |
The detection of Phobos.A Ransomware on a system indicates a serious security threat that requires immediate attention. Ransomware, in general, is a type of malware designed to encrypt files on a victim's device, demanding a ransom in exchange for the decryption key. The presence of this threat suggests that the system has been compromised, and sensitive data may be at risk.
Table of Contents
What Is Phobos.A Ransomware?
Ransomware, like Phobos.A Ransomware, typically spreads through phishing emails, infected software downloads, or exploited vulnerabilities in operating systems or applications. Once inside a system, it begins to scan for files to encrypt, often targeting common file types such as documents, images, and videos. The encryption process renders these files inaccessible to the user, who is then presented with a ransom demand to restore access.
How Phobos.A Ransomware Operates
The operation of Phobos.A Ransomware involves sophisticated encryption algorithms that lock down files, making them unreadable without the decryption key. This malware may also have the capability to spread laterally within a network, infecting other devices and servers. The attackers behind the ransomware often use anonymous payment methods, such as cryptocurrencies, to receive ransom payments, making it difficult for law enforcement to trace the transactions.
In addition to file encryption, Phobos.A Ransomware may also steal sensitive information, such as login credentials or personal data, which can be used for further malicious activities. The malware may communicate with its command and control servers to report the infection and receive updates or commands from the attackers.
Symptoms of Infection
Symptoms of a Phobos.A Ransomware infection can include the inability to access files, the presence of ransom notes or demands, and significant slowdowns in system performance. Users may also notice unusual network activity or suspicious processes running in the background. In some cases, the malware may display fake alerts or warnings, attempting to deceive the user into paying the ransom or installing additional malware.
- Files become inaccessible or are encrypted with a strange extension.
- Ransom notes or demands are displayed on the screen or found in files.
- System performance is significantly impacted, with slowdowns or frequent crashes.
- Unusual network activity or unknown processes are observed.
How to Remove Phobos.A Ransomware
- Boot the system in Safe Mode with Networking to prevent the malware from loading and to allow for internet access.
- Perform a full scan of the system using a reputable anti-malware tool, such as SpyHunter, to detect and remove the malware and any associated files.
- Uninstall any suspicious programs or applications that may have been installed without the user's knowledge or consent.
- Reset web browsers like Chrome, Firefox, or Edge to their default settings to remove any malicious extensions or settings.
- Reboot the system and perform another full scan to ensure that all remnants of the malware have been removed.
Conclusion
The removal of Phobos.A Ransomware requires careful and immediate action to prevent further damage and potential data loss. It is crucial to follow the steps outlined above and to use reputable security tools to ensure the complete removal of the malware. Additionally, users should take preventive measures, such as regularly backing up important files, using strong antivirus software, and being cautious when opening emails or downloading software from the internet.
By understanding how Phobos.A Ransomware operates and taking the necessary steps to remove it, users can protect their systems and data from this and similar threats. It is also important to stay informed about the latest security threats and to keep operating systems, software, and security tools up to date to prevent infections.
File System Details
| # | File Name | MD5 |
Detections
Detections: The number of confirmed and suspected cases of a particular threat detected on
infected computers as reported by SpyHunter.
|
|---|---|---|---|
| 1. | ~tmp1174.exe | ff47c3fcc59b40f444c8fcfe48255f26 | 0 |
Analysis Report
General information
| Family Name: | Phobos.A Ransomware |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
c195c03f2c8174f21b45d95edb6dc7d8
SHA1:
a5bea88670139e3df7c5e97cc15f5411a12bfc6c
SHA256:
784A9889DC9CBD9DD0E2BEC961E427CF91DEBA20F060E564E22FC7538D8EEE8B
File Size:
62.46 KB, 62464 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 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
- IMAGE_FILE_DLL is not set inside PE header (Executable)
Show More
- 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: | 210 |
|---|---|
| Potentially Malicious Blocks: | 53 |
| Whitelisted Blocks: | 157 |
| 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\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 |