Trojan.Rugmi.OO
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.
| Threat Level: | 80 % (High) |
| Infected Computers: | 63 |
| First Seen: | July 12, 2025 |
| Last Seen: | March 18, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.Rugmi.OO on your system indicates a potential security threat that requires immediate attention. This report provides an overview of the threat, its operating methods, and the necessary steps to remove it from your system. It is essential to understand that Trojans are a type of malware designed to allow unauthorized access to a computer system, and their presence can lead to various security issues.
Table of Contents
What Is Trojan.Rugmi.OO?
Trojan.Rugmi.OO is identified as a Trojan-type threat, which means it is designed to deceive users into installing it on their systems. Unlike viruses or worms, Trojans do not replicate themselves but can cause significant harm by creating backdoors for other malware, stealing sensitive information, or disrupting system operations. The name Trojan.Rugmi.OO itself does not directly indicate a specific malware family but rather serves as a detection identifier.
How Trojan.Rugmi.OO Operates
Trojans like Trojan.Rugmi.OO typically operate by disguising themselves as legitimate software or attachments. Once installed, they can perform a variety of malicious actions, including but not limited to, data theft, keystroke logging, and the installation of additional malware. They may also attempt to contact their command and control servers to receive further instructions or to send stolen data. The operation of Trojans can be highly variable, depending on their intended purpose and the commands they receive.
Symptoms of Infection
Identifying a Trojan infection can be challenging due to their stealthy nature. However, several symptoms may indicate the presence of Trojan.Rugmi.OO or similar malware on your system. These include unexpected changes in system settings, unusual network activity, slow system performance, and the appearance of unwanted programs or toolbars. Additionally, you might notice that your browser homepage has changed without your consent, or you are being redirected to unwanted websites.
How to Remove Trojan.Rugmi.OO
- Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for internet access for updates and downloads.
- Download and install a reputable anti-malware tool, such as SpyHunter, and perform a full scan of your system to detect and remove Trojan.Rugmi.OO and any associated malware.
- Uninstall any suspicious programs that were installed around the time the malware was detected. Be cautious and only remove programs you are certain are not needed.
- Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings to remove any malicious extensions or settings changes made by the Trojan.
- After completing the above steps, reboot your computer and perform another scan with your anti-malware tool to ensure that all traces of the malware have been removed.
Conclusion
Removing Trojan.Rugmi.OO from your system requires careful and methodical steps to ensure that all components of the malware are eliminated. It is crucial to remain vigilant and to regularly update your security software to protect against future threats. Maintaining good computing practices, such as avoiding suspicious downloads and emails, can significantly reduce the risk of malware infections. By following the guidance provided and staying informed, you can help secure your system against Trojan infections and other types of malware.
Analysis Report
General information
| Family Name: | Trojan.Rugmi.OO |
|---|---|
| Signature status: | Hash Mismatch |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
5933b5d58fb70ac4d505088e5f1f3624
SHA1:
a6c82dbb97bed8ca1c3d5da9d39af380e4407cfb
SHA256:
261412AA093D557633337055831B46CA4777EDF0692B65C50C3D7E5B8BACF791
File Size:
1.07 MB, 1065984 bytes
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MD5:
87a5d2bc276557988a4284a5d97b7b2b
SHA1:
aba1427306addfcf12d0368c9d2a4c04cec21df2
SHA256:
49AB2E9805C8BE61ECE1FBBE19E4E4FAA8D30D9660075C98F1024714D900CEF3
File Size:
6.77 MB, 6766564 bytes
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MD5:
651615d9e7c48ffd071338d053a42833
SHA1:
15a32b3a3eff12e9eca7b8f517b6f45a7d3882d8
SHA256:
486A27D4F7C750B748CC8A69106D707508FB54760894D8B46BD01572511D7D7C
File Size:
1.07 MB, 1065984 bytes
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MD5:
7146558848afa3059b91d03e731ad437
SHA1:
d254062d7053568101578829dd0d93138900aac3
SHA256:
7C9925347A515E19500524AA1C9E2A331345DAB92AB7FC9A95CD226377E3C829
File Size:
7.31 MB, 7306080 bytes
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Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have security information
- File has exports table
- File has TLS information
- File is 32-bit executable
- File is 64-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
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- IMAGE_FILE_DLL is not set inside PE header (Executable)
- 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 |
|---|---|
| Company Name | Cryptlex, LLC. |
| File Description | LexActivator |
| File Version | 3.19.1 |
| Internal Name | LexActivator.dll |
| Legal Copyright | Copyright (C) 2020 Cryptlex, LLC. |
| Original Filename | LexActivator.dll |
| Product Name | LexActivator |
| Product Version | 3.19.1 |
Digital Signatures
Digital Signatures
This section lists digital signatures that are attached to samples within this family. When analyzing and verifying digital signatures, it is important to confirm that the signature’s root authority is a well-known and trustworthy entity and that the status of the signature is good. Malware is often signed with non-trustworthy “Self Signed” digital signatures (which can be easily created by a malware author with no verification). Malware may also be signed by legitimate signatures that have an invalid status, and by signatures from questionable root authorities with fake or misleading “Signer” names.| Signer | Root | Status |
|---|---|---|
| Shenzhen Tengke Technology Co., Ltd. | GlobalSign Code Signing Root R45 | Hash Mismatch |
File Traits
- 2+ executable sections
- dll
- 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: | 13,646 |
|---|---|
| Potentially Malicious Blocks: | 43 |
| Whitelisted Blocks: | 7,383 |
| Unknown Blocks: | 6,220 |
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.- Rugmi.FC
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 Manipulation Evasion |
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| Process Shell Execute |
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| Anti Debug |
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| User Data Access |
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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:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\a6c82dbb97bed8ca1c3d5da9d39af380e4407cfb_0001065984.,LiQMAxHB
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C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\15a32b3a3eff12e9eca7b8f517b6f45a7d3882d8_0001065984.,LiQMAxHB
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C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\d254062d7053568101578829dd0d93138900aac3_0007306080.,LiQMAxHB
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