Redeemer.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: | 22,379 |
| Threat Level: | 100 % (High) |
| Infected Computers: | 10 |
| First Seen: | November 15, 2021 |
| Last Seen: | June 8, 2026 |
| OS(es) Affected: | Windows |
The detection of Redeemer.A Ransomware on your system indicates a serious security threat that requires immediate attention. Ransomware is a type of malware designed to encrypt and hold your files for ransom, making it a significant concern for both personal and business users. Understanding the nature of this threat and how it operates is crucial for taking the appropriate steps to remove it and prevent future infections.
Table of Contents
What Is Redeemer.A Ransomware?
Ransomware, like Redeemer.A Ransomware, is a malicious software that uses encryption to deny access to a victim's files. It is typically spread through phishing emails, infected software downloads, or exploited vulnerabilities. Once inside a system, it begins to encrypt files, making them inaccessible to the user. The attackers then demand a ransom in exchange for the decryption key, claiming it to be the only way to restore access to the encrypted files.
How Redeemer.A Ransomware Operates
The operation of Redeemer.A Ransomware involves several steps, starting from the initial infection. It may arrive through various means, such as malicious attachments or links in emails, infected programs, or vulnerabilities in the operating system or applications. After gaining access, it starts scanning the system for files to encrypt. The encryption process can vary, with some ransomware using standard encryption algorithms, making it difficult for victims to recover their files without the decryption key. The attackers leave a ransom note, typically in the form of a text file or a pop-up window, with instructions on how to pay the ransom.
Symptoms of Infection
Symptoms of a Redeemer.A Ransomware infection can include the inability to access files, files having unusual extensions appended to their names, and the presence of ransom notes or demands. In some cases, the malware may also cause system slowdowns or crashes, especially if it is consuming system resources to perform the encryption. It's crucial to act quickly upon noticing these symptoms to minimize the damage and potentially prevent the malware from spreading further within the network or to other devices.
How to Remove Redeemer.A Ransomware
- Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for internet access for downloading removal tools.
- Download and run a full scan with a reputable anti-malware tool, such as SpyHunter, to detect and remove the ransomware and any other related malware.
- Uninstall suspicious programs that may have been installed without your knowledge, as they could be related to the ransomware or other malicious activities.
- Reset your web browsers, such as Chrome, Firefox, or Edge, to their default settings to remove any malicious extensions or settings that the ransomware may have altered.
- After completing the above steps, reboot your computer and run another scan with your anti-malware tool to ensure that no remnants of the malware remain.
Conclusion
The removal of Redeemer.A Ransomware requires careful and immediate action to prevent further damage. It's essential to follow the steps outlined above and to consider seeking professional help if you are not comfortable with the removal process. Additionally, taking preventive measures such as regularly backing up important files, avoiding suspicious emails and downloads, and keeping your operating system and software up to date can significantly reduce the risk of future infections. Remember, paying the ransom does not guarantee that you will receive the decryption key or that the attackers will not demand additional payments. Therefore, focusing on removal and prevention is the most effective strategy against ransomware threats like Redeemer.A Ransomware.
Analysis Report
General information
| Family Name: | Redeemer.A Ransomware |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
7151dd3cb276b9f64a8abe1bda70b32b
SHA1:
4926858ad196d45b00e09147bab0e7fe0d65a439
SHA256:
EFD8DBEC24AD3F5E7834AE288B06A0A46DC99F3BFA7AE0133FD89BBEA6C0357F
File Size:
1.95 MB, 1953280 bytes
|
|
MD5:
4e2fa9c5a9182dfd859b41b5f505740b
SHA1:
1b7157078ee78498c940812194c04300f03707b7
SHA256:
D103E809A962735039AC842BBE4D1926FAF708AE7B4D1C5CA3D5DE3151EAE31D
File Size:
1.95 MB, 1953280 bytes
|
Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have exports table
- File doesn't have security information
- File has TLS information
- File is 32-bit executable
- File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
- File is either console or GUI application
- 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
- GetConsoleWindow
- 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: | 2,810 |
|---|---|
| Potentially Malicious Blocks: | 40 |
| Whitelisted Blocks: | 2,770 |
| Unknown Blocks: | 0 |
Visual Map
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0
0
...
Data truncated
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block
? - 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.- Filecoder.GAA
- Webalta.A
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\srvsvc | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\programdata\redeemer.sys | Generic Write,Read Attributes |
| c:\programdata\redeemer.sys | Synchronize,Write Attributes |
| c:\users\user\downloads\1b7157078ee78498c940812194c04300f03707b7_0001953280 | Synchronize,Write Attributes |
| c:\windows\logs\windowsbackup\wbengine.0.etl | Generic Read,Write Data |
| c:\windows\systemdefrag | Synchronize,Write Attributes |
| c:\windows\systemdefrag\update.exe | Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete,LEFT 262144 |
| c:\windows\systemdefrag\update.exe | Synchronize,Write Attributes |
| c:\windows\tempupdate | Synchronize,Write Attributes |
| c:\windows\tempupdate\conhost.exe | Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete,LEFT 262144 |
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| c:\windows\tempupdate\conhost.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 |
|---|---|---|
| HKCU\software\microsoft\windows\currentversion\explorer::slowcontextmenuentries | `$�!�:i�� +00�� � Gs]XM��� "�2� � FX ]T�� �B�����wȜ �LG=�A��J� �C� | RegNtPreCreateKey |
| HKCU\software\microsoft\windows\currentversion\explorer::slowcontextmenuentries | `$�!�:i�� +00�� � Gs]XM��� "�2� � FX ]T�� �B�����wȜ �LG=�A��J� �C� | RegNtPreCreateKey |
| HKCU\software\microsoft\windows\currentversion\explorer::slowcontextmenuentries | `$�!�:i�� +00�� � Gs]XM��� "�2� � FX ]T�� �B�����wȜ �LG=�A��J� �C� | RegNtPreCreateKey |
| HKCU\software\microsoft\windows\currentversion\explorer::slowcontextmenuentries | `$�!�:i�� +00�� � Gs]XM��� "�2� � FX ]T�� �B�����wȜ �LG=�A��J� �C� | RegNtPreCreateKey |
| HKCU\software\microsoft\windows\currentversion\explorer::slowcontextmenuentries | `$�!�:i�� +00�� � Gs]XM��� "�2� � FX ]T�� �B�����wȜ �LG=�A��J� �C� | RegNtPreCreateKey |
| HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass | RegNtPreCreateKey | |
| HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname | RegNtPreCreateKey | |
| HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet | RegNtPreCreateKey | |
| HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect | RegNtPreCreateKey | |
| HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass | RegNtPreCreateKey |
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| HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname | RegNtPreCreateKey | |
| HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet | RegNtPreCreateKey | |
| HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect | RegNtPreCreateKey | |
| HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 | �\ � r�A � �*� ���8��B +� �� �6 �} �� �� 7� xy �� �� ۀ>�=���� � �� B� O�� ���x �%�� �8�5�� ��Bx �� �� �\ �! I N� sb!>#@�$kF$�� $¨%f�%�'�'i'�!(�) ;)� | RegNtPreCreateKey |
| HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc3475 | ȁ 偫~ ꚐơĨ 龡^ 듛ï 紘Ç 獖} 偫~ 엦1 좟Êd ᵂċ ᵆċe 䀠 엦1# ¶} ꙥ ꙥ | RegNtPreCreateKey |
| HKCU\software\microsoft\windows\currentversion\explorer::slowcontextmenuentries | `$�!�:i�� +00�� � Gs]XM��� "�2� � FX D�' :D��exA-� �LG=�A��J� �C� | RegNtPreCreateKey |
| HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 | 3m � 8�1�jg �� �6 �v xy �� �� T��� ����� 1��dc�%�� �5����3bBx �� �R �7#�#��$kF%`� &� &�-'�(�(X�(�)A)�`*J*9*�"+��,��-!R0P%1`1�1HO 1�D5,]9ߔ=� @V� A��B�� F?G�I | RegNtPreCreateKey |
| HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe | 㞝ꊞǜ | RegNtPreCreateKey |
| HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc3475 | �� * � /�� Y� d� kP~ � � �ރ �p ��^ �o � eer Vs} " kP~ " ��1 �� 7 � �� ﺃ e . e�� < ��1 I �� f e�� i e�� p e�� | RegNtPreCreateKey |
| HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 | 4m � 8�1�jg �� �6 �v xy �� �� T��� ����� 1��dc�%�� �5����3bBx �� �R �7#�#��$kF%`� &� &�-'�(�(X�(�)A)�`*J*9*�"+��,��-!R0P%1`1�1HO 1�D5,]9ߔ=� @V� A��B�� F?G�I | RegNtPreCreateKey |
| HKLM\software\wow6432node\redeemer::keyhash | n18i0L4vCkhPy/fgjXWJ028kxhkN3jM2epECzoope8k= | RegNtPreCreateKey |
| HKLM\software\microsoft\windows nt\currentversion\image file execution options\regedit.exe::debugger | | | RegNtPreCreateKey |
| HKLM\software\microsoft\windows nt\currentversion\image file execution options\taskmgr.exe::debugger | | | RegNtPreCreateKey |
| HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe | ꋄꎌǜ | RegNtPreCreateKey |
| HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe | 뒁ꎾǜ | RegNtPreCreateKey |
| HKLM\software\microsoft\windows nt\currentversion\winlogon::legalnoticecaption | Redeemer Ransomware - Your Data Is Encrypted | RegNtPreCreateKey |
| HKLM\software\microsoft\windows nt\currentversion\winlogon::legalnoticetext | 8888888b. 888 888 Y88b 888 | RegNtPreCreateKey |
| HKLM\software\wow6432node\microsoft\windows nt\currentversion\winlogon::legalnoticecaption | Redeemer Ransomware - Your Data Is Encrypted | RegNtPreCreateKey |
| HKLM\software\wow6432node\microsoft\windows nt\currentversion\winlogon::legalnoticetext | 8888888b. 888 888 Y88b 888 | RegNtPreCreateKey |
| HKLM\software\classes\redeemer\shell\open\command:: | "C:\WINDOWS\system32\cmd.exe" /c msg * Redeemer Ransomware - this file cannot be opened until decrypted. Check ReadMe.TXT for mo | RegNtPreCreateKey |
| HKLM\software\classes\.redeem:: | redeemer | RegNtPreCreateKey |
| HKLM\software\classes\redeemer\defaulticon:: | "C:\ProgramData\Redeemer.sys" | 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 |
|---|---|
| Process Manipulation Evasion |
|
| Process Shell Execute |
|
| Syscall Use |
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114 additional items are not displayed above. |
| Anti Debug |
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| User Data Access |
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| Other Suspicious |
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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.
open C:\WINDOWS\SystemDefrag\update.exe c:\users\user\downloads\4926858ad196d45b00e09147bab0e7fe0d65a439_0001953280
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open C:\WINDOWS\TempUpdate\conhost.exe c:\users\user\downloads\1b7157078ee78498c940812194c04300f03707b7_0001953280
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c vssadmin delete shadows /All /Quiet> nul 2>&1
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c wevtutil clear-log Application> nul 2>&1
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C:\WINDOWS\system32\wevtutil.exe wevtutil clear-log Application
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c wevtutil clear-log Security> nul 2>&1
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C:\WINDOWS\system32\wevtutil.exe wevtutil clear-log Security
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c wevtutil clear-log Setup> nul 2>&1
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C:\WINDOWS\system32\wevtutil.exe wevtutil clear-log Setup
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c wevtutil clear-log System> nul 2>&1
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C:\WINDOWS\system32\wevtutil.exe wevtutil clear-log System
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c %windir%\sysnative\cmd.exe /c wbadmin.exe delete catalog -quiet> nul 2>&1
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C:\WINDOWS\sysnative\cmd.exe C:\WINDOWS\sysnative\cmd.exe /c wbadmin.exe delete catalog -quiet
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C:\WINDOWS\system32\wbadmin.exe wbadmin.exe delete catalog -quiet
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c %windir%\sysnative\cmd.exe /c wbadmin.exe delete systemstatebackup -deleteoldest -quiet> nul 2>&1
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C:\WINDOWS\sysnative\cmd.exe C:\WINDOWS\sysnative\cmd.exe /c wbadmin.exe delete systemstatebackup -deleteoldest -quiet
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C:\WINDOWS\system32\wbadmin.exe wbadmin.exe delete systemstatebackup -deleteoldest -quiet
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c ftype redeemer="C:\WINDOWS\system32\cmd.exe" /c msg * Redeemer Ransomware - this file cannot be opened until decrypted. Check ReadMe.TXT for more details how to decrypt your file.> nul
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c assoc .redeem=redeemer> nul
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c net stop "ARSM" /y> nul 2>&1
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C:\WINDOWS\system32\net.exe net stop "ARSM" /y
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c net stop "AVP" /y> nul 2>&1
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C:\WINDOWS\system32\net.exe net stop "AVP" /y
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c net stop "AcrSch2Svc" /y> nul 2>&1
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C:\WINDOWS\system32\net.exe net stop "AcrSch2Svc" /y
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c net stop "AcronisAgent" /y> nul 2>&1
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C:\WINDOWS\system32\net.exe net stop "AcronisAgent" /y
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c net stop "AcronisVSSProvider" /y> nul 2>&1
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C:\WINDOWS\system32\net.exe net stop "AcronisVSSProvider" /y
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c net stop "Antivirus" /y> nul 2>&1
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C:\WINDOWS\system32\net.exe net stop "Antivirus" /y
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c net stop "BackupExecAgentAccelerator" /y> nul 2>&1
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C:\WINDOWS\system32\net.exe net stop "BackupExecAgentAccelerator" /y
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c net stop "BackupExecAgentBrowser" /y> nul 2>&1
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C:\WINDOWS\system32\net.exe net stop "BackupExecAgentBrowser" /y
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c net stop "BackupExecDeviceMediaService" /y> nul 2>&1
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C:\WINDOWS\system32\net.exe net stop "BackupExecDeviceMediaService" /y
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C:\WINDOWS\system32\cmd.exe C:\WINDOWS\system32\cmd.exe /c net stop "BackupExecJobEngine" /y> nul 2>&1
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