Trojan.MSIL.DllInject.AHA
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: | 10,007 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 4,495 |
| First Seen: | April 4, 2022 |
| Last Seen: | July 18, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.DllInject.AHA indicates that a potentially malicious program has been identified on your system. This name suggests a Trojan-type threat, which is a broad category of malware designed to deceive users about its true intentions. Trojans can be used for a variety of malicious purposes, including data theft, espionage, and the unauthorized control of infected computers.
Table of Contents
What Is Trojan.MSIL.DllInject.AHA?
Trojan.MSIL.DllInject.AHA is a type of malware that, as its name implies, involves the injection of malicious code into legitimate system processes or files (DLLs - Dynamic Link Libraries). The "MSIL" part of the name refers to Microsoft Intermediate Language, which is a platform-agnostic, object-oriented programming language used by the .NET Framework. This detail suggests that the malware might be designed to operate within environments that support .NET applications, potentially allowing it to interact with system components in a more integrated way.
How Trojan.MSIL.DllInject.AHA Operates
The operation of Trojan.MSIL.DllInject.AHA, like many Trojans, typically involves covert installation on a target system, often through deception or exploitation of vulnerabilities. Once installed, it may execute a range of malicious activities, from data exfiltration and keystroke logging to the deployment of additional malware or the creation of backdoors for remote access. The specific goals of this Trojan can vary, but its primary method of operation involves blending into the system's normal functioning to avoid detection.
Symptoms of Infection
Symptoms of an infection can be subtle and may include general system instability, unexpected changes in system settings, appearance of unwanted programs or toolbars, and unexplained increases in network activity. Users might also notice that their system becomes slower, or they might encounter frequent crashes or freezes. However, some infections may not display noticeable symptoms at all, making regular system monitoring and malware scans crucial for early detection.
How to Remove Trojan.MSIL.DllInject.AHA
- Enter Safe Mode with Networking: This will limit the malware's ability to interfere with the removal process. Restart your computer and press the key to enter the boot menu (this varies by manufacturer but is often F12, F2, or Del). Select the option to boot into Safe Mode with Networking.
- Perform a Full Scan with a Reputable Tool: Use an anti-malware program like SpyHunter to conduct a thorough scan of your system. This can help identify and remove the Trojan and any associated malware.
- Uninstall Suspicious Programs: Go through your installed programs and remove anything that was recently installed and seems suspicious or unnecessary. Be cautious and ensure you are not removing critical system components.
- Reset Your Browser Settings: Malware often alters browser settings. Resetting Chrome, Firefox, Edge, or any other affected browser to its default settings can help remove unwanted changes and potentially malicious extensions.
- Reboot and Re-scan: After completing the above steps, restart your computer and run another full scan with your anti-malware tool to ensure that all components of the Trojan have been removed.
Conclusion
Removing Trojan.MSIL.DllInject.AHA requires a combination of technical knowledge and the right tools. It's essential to act promptly to minimize potential damage. Regularly updating your operating system, applications, and security software can help protect against future infections. Additionally, practicing safe computing habits, such as avoiding suspicious downloads and emails, can significantly reduce the risk of encountering malware. If you're unsure about any part of the removal process, consider seeking help from a professional to ensure your system is thoroughly cleaned and secured.
Analysis Report
General information
| Family Name: | Trojan.MSIL.DllInject.AHA |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
d4b73b564cc36d92d49ff977420da99e
SHA1:
3c8de84f60a20927a9bc8d5bbf5e590395d510e1
SHA256:
B6E52D6A1E76BB5CC11E42647C207FC5795D377614F1D682836EB33A532A41BC
File Size:
2.38 MB, 2380288 bytes
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MD5:
5967779eea8596580206106512483319
SHA1:
56053fdb8a247cff71ed8de7dd6d00f3f4dde115
SHA256:
9A413C115EB87E16E27755F36D4606B03FFF7D90D0AC3E7F73F1DCDAAB8C4277
File Size:
2.11 MB, 2112512 bytes
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MD5:
3ae789aa3233b519133b22a552b5432c
SHA1:
ca6f4048667a66e91c0d671b825bb333028f2f28
SHA256:
C2C37C7791647FA403446C62E69C9368E8E45B7C0540C04CCB3122CFB9748956
File Size:
2.04 MB, 2037248 bytes
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MD5:
e6033e7e9774c9814c3454e6b04dd0d9
SHA1:
283275a840ae1c3c32ad5bdc23795702a3af12e3
SHA256:
6959BDA1C96D3DC67F5DB1BC1B45D0BE97A1327FA72DCDB5F37345D56070A9A3
File Size:
1.98 MB, 1983488 bytes
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MD5:
a63ea6a42bd379d77695e623095162fa
SHA1:
9bf8fd62a5f79751cbae06518ed0216cb7e034cf
SHA256:
FEB1814CBF64A7467EF7371E74AE8C69E493AAA04EB7332C1DAEECFDF67A150C
File Size:
1.73 MB, 1729024 bytes
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MD5:
e0afba666b5722d85908d7d3f8293dd7
SHA1:
9625306ad3a61059143e7b24e37b7549e0b641ca
SHA256:
1804BB89314F58A83306E02391126DCEF1C2DCD1E94779AE3E339DE58ED999DA
File Size:
3.21 MB, 3209728 bytes
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MD5:
7557cacab61aadb20b0b7d5c14c88baf
SHA1:
8b8d44dae4146934477052caa9835f5852c0fd23
SHA256:
9A275E4036F7FBC1A891CBEBD8C027541D07D9446821A2EE36D600FAF1DE19A7
File Size:
2.21 MB, 2213800 bytes
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MD5:
d145431fdabecbb4f52194759ab3e6f6
SHA1:
18a3c409eed0590657d438e587fafed45bc36577
SHA256:
B45A233F8E69A97A6F5DF57FA7A50C1FB8BB1556FDEC14975801F1F8A01AC0CA
File Size:
2.41 MB, 2412723 bytes
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MD5:
f40e89882a1d0ead5cf0f26792e7ada1
SHA1:
c6e0db332f64aec2f423a2a1bb4d893b1b380d41
SHA256:
7338EB03FFB8CE62DCF3DBF580DD70B0FFF370AC166BF4E8F10A968CEBEC9DA9
File Size:
1.73 MB, 1726976 bytes
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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 TLS information
- File is .NET application
- File is 32-bit executable
- File is 64-bit executable
- File is either console or GUI application
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- 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)
- 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 |
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| Assembly Version |
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| Comments |
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| Company Name |
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| File Description |
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| File Version |
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| Internal Name |
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| Legal Copyright |
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| Legal Trademarks |
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| Original Filename |
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| Product Name |
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| Product Version |
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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 |
|---|---|---|
| L2Warland | L2Warland | Self Signed |
File Traits
- .NET
- dll
- HighEntropy
- Reactor
- Reflective
- RijndaelManaged
- x64
- 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: | 221 |
|---|---|
| Potentially Malicious Blocks: | 23 |
| Whitelisted Blocks: | 90 |
| Unknown Blocks: | 108 |
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.- Coinminer.AUA
- FakeAlert.X
- Injector.FHBB
- Kasperagent.A
- MSIL.Agent.XZ
Show More
- MSIL.Coinminer.XB
- MSIL.DllInject.AHA
- MSIL.DllInject.Z
- MSIL.Krypt.XGD
- MSIL.Krypt.XGE
- MSIL.Quasar.I
- MSIL.Quasar.IB
- MSIL.Sabsik.F
- MSIL.Spy.Agent.RZ
- Trojan.Downloader.Gen.HP
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 |
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| Syscall Use |
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| User Data Access |
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| Encryption Used |
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| Anti Debug |
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| Other Suspicious |
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