Trojan.AutoRun.A
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: | 90 % (High) |
| Infected Computers: | 913 |
| First Seen: | July 24, 2009 |
| Last Seen: | January 26, 2024 |
| OS(es) Affected: | Windows |
The detection of Trojan.AutoRun.A on your system indicates a potential security threat that requires immediate attention. This report aims to provide you with a comprehensive understanding of the threat, its operation, symptoms, and most importantly, steps to remove it from your system.
Table of Contents
What Is Trojan.AutoRun.A?
Trojan.AutoRun.A is identified as a Trojan-type threat, which means it is a type of malware that can allow unauthorized access to your computer, potentially leading to the theft of sensitive information, disruption of system operation, or further malware infections. Unlike viruses, Trojans do not replicate themselves but can cause significant harm by creating backdoors for other malware or by exploiting system vulnerabilities.
How Trojan.AutoRun.A Operates
Trojan.AutoRun.A, like other Trojans, operates by disguising itself as a legitimate program or file, tricking users into installing it on their systems. Once installed, it can execute a variety of malicious actions, including but not limited to, downloading additional malware, stealing personal data, or disrupting system performance. The exact mechanisms can vary, but the end goal is typically to compromise the security and integrity of the infected system for the benefit of the attacker.
Symptoms of Infection
Identifying a Trojan infection can be challenging due to its stealthy nature. However, some common symptoms include unusual system behavior such as slow performance, frequent crashes, or the appearance of unwanted programs or toolbars in your web browser. Additionally, you might notice that your system settings have changed without your intervention, or you are being redirected to unfamiliar websites. These symptoms suggest that your system may be compromised and warrant a thorough investigation.
How to Remove Trojan.AutoRun.A
- Enter Safe Mode with Networking: This will help prevent the malware from loading and give you a cleaner environment to work in. The process to enter Safe Mode can vary depending on your operating system version.
- Conduct a Full Scan: Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system. This can help identify and remove the Trojan as well as any other malware that might be present.
- Uninstall Suspicious Programs: Go through your installed programs and uninstall anything that looks suspicious or unfamiliar. Be cautious and ensure you do not uninstall critical system components.
- Reset Your Web Browsers: Resetting browsers like Chrome, Firefox, or Edge to their default settings can help remove any malicious extensions or settings that the Trojan might have altered.
- Reboot and Re-scan: After taking the above steps, reboot your system and perform another scan with your anti-malware tool to ensure that the threat has been successfully removed.
Conclusion
Removing Trojan.AutoRun.A requires careful and systematic steps to ensure that your system is thoroughly cleaned and protected against future infections. It's crucial to stay vigilant and maintain good cybersecurity practices, including keeping your operating system and software up to date, using strong antivirus software, and being cautious when opening email attachments or downloading files from the internet. By following the removal steps outlined and adopting a proactive approach to security, you can protect your system and personal data from the threats posed by Trojan.AutoRun.A and other malware.
Aliases
1 security vendors flagged this file as malicious.
| Antivirus Vendor | Detection |
|---|---|
| NOD32 | Win32/AutoRun.Agent.VR |
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. | Windows32Shield.exe | 622787b51610a3a7156fa2dbbf743fa8 | 499 |
| 2. | amvo.exe | cb56fdfb1dae54be326d05437a0aa54f | 2 |
| 3. | wmimgmt.exe | f8ac058f18955eacf9757657c3a458b3 | 2 |
| 4. | amvo0.dll | fc4c0132d29305f8d278390b3320b04e | 0 |
Analysis Report
General information
| Family Name: | Worm.Autorun.A |
|---|---|
| Packers: | UPX |
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
3ee98bfe43a9b94090d51894bd869d44
SHA1:
f0d4d0fcc4b5fef0d47df1324c89526f8fb4f31d
SHA256:
295AFB2D8144334A6053A91284F49912927BEF6BEF7C7F63952EB6D320E2742F
File Size:
229.45 KB, 229453 bytes
|
|
MD5:
77eefa43b8edf497e93b40f9a48efadd
SHA1:
d7f7704945c319f03246a9e38a5873c32c2c8401
SHA256:
59EB613C95CAAB43ED41A05DE3DDBC9A1A2E725AB8459231EEB59F56270ADCF2
File Size:
1.79 MB, 1785859 bytes
|
|
MD5:
8f93e85e0484522a4317f9c702653ec1
SHA1:
d4066815291fdbc36b0616626295fbae7f3bddfe
SHA256:
0E14C79FC86EBA6C1E55F9E571FD2AF125A6076394CEFDBD16326338E736FCB7
File Size:
985.47 KB, 985467 bytes
|
|
MD5:
a561370c3fe3c4fce8a08c54babacb2d
SHA1:
1ad421d906818641476de4e4116f25930c7ae389
SHA256:
2CEA878A0E390836649414E2987CF629A6B7D2626DCA9F13BCF626F27B590C4A
File Size:
253.56 KB, 253555 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 relocations information
- File doesn't have security information
- File has been packed
- File has TLS information
- File is 32-bit executable
- File is either console or GUI application
- File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
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- File is Native application (NOT .NET application)
- 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 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 |
|---|---|
| Comments | idx.exe |
| Compiled Script | AutoIt v3 Script : 3, 2, 8, 1 |
| File Description | idx.exe |
| File Version |
|
| Legal Copyright | nikzzzz |
File Traits
- Autoit
- HighEntropy
- packed
- WriteProcessMemory
- 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: | 1,451 |
|---|---|
| Potentially Malicious Blocks: | 121 |
| Whitelisted Blocks: | 1,330 |
| 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.- Autorun.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 |
|---|---|
| c:\users\user\downloads\driver.idx | Generic Read,Write Data,Write Attributes,Write extended,Append data |
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 |
|---|---|
| Anti Debug |
|
| User Data Access |
|
