Threat Database Trojans Trojan.MSIL.Injector.GFF

Trojan.MSIL.Injector.GFF

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 9,805
Threat Level: 80 % (High)
Infected Computers: 12
First Seen: March 4, 2026
Last Seen: July 17, 2026
OS(es) Affected: Windows

The detection of Trojan.MSIL.Injector.GFF indicates that your system has been compromised by a potentially malicious program. This type of threat is typically designed to infiltrate and damage computer systems, often without the user's knowledge or consent. It's essential to understand the nature of this threat and take immediate action to remove it and prevent further damage.

What Is Trojan.MSIL.Injector.GFF?

Trojan.MSIL.Injector.GFF is a type of malware that falls under the broader category of Trojans. Trojans are malicious programs that disguise themselves as legitimate software, allowing them to bypass security measures and gain unauthorized access to a system. The name "Trojan.MSIL.Injector.GFF" suggests that it may be related to code injection techniques, which involve inserting malicious code into legitimate processes to evade detection.

How Trojan.MSIL.Injector.GFF Operates

Once inside a system, Trojan.MSIL.Injector.GFF can operate in various ways, depending on its intended purpose. It may attempt to steal sensitive information, such as login credentials or financial data, or use the system's resources to conduct malicious activities, like distributing spam or participating in botnet attacks. The malware may also try to disable security software or create backdoors for remote access, allowing its creators to control the infected system.

Symptoms of Infection

Systems infected with Trojan.MSIL.Injector.GFF may exhibit a range of symptoms, including unusual system behavior, slow performance, or frequent crashes. You may also notice unfamiliar programs or icons on your desktop, or receive unexpected pop-ups and alerts. In some cases, the malware may not display any noticeable symptoms, making it difficult to detect without proper security tools.

  • Unexplained changes to system settings or configuration
  • Increased network activity or unusual data transmissions
  • Appearance of suspicious files or folders
  • System freezes or blue screen errors

How to Remove Trojan.MSIL.Injector.GFF

  1. Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow for internet access.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove the malware.
  3. Uninstall any suspicious programs or applications that may be related to the infection.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons.
  5. Reboot your system and run another full scan to ensure that the malware has been completely removed.

Conclusion

Removing Trojan.MSIL.Injector.GFF from your system requires careful attention to detail and a thorough understanding of the malware's behavior. By following the steps outlined above and using reputable security tools, you can effectively eliminate the threat and prevent future infections. It's essential to remain vigilant and proactive in maintaining your system's security, as new threats emerge daily. Regularly updating your software, using strong antivirus protection, and practicing safe computing habits can help protect your system from malicious programs like Trojan.MSIL.Injector.GFF.

Analysis Report

General information

Family Name: Trojan.MSIL.Injector.GFF
Signature status: No Signature

Known Samples

MD5: f172dc1cfad90fdd92ae4d7c71ac5c41
SHA1: 0a0814e225f279bdd0288fe725ffad64c3f4d97d
SHA256: A08A17DEEE01D04FD0C9CEAC24DAA76387B49BFD208520D2F45B7DF223AE8E2D
File Size: 14.85 KB, 14848 bytes
MD5: 0653f5071e31a6ff922e32dfc71a1f54
SHA1: 5c90e2bc80d8b6265560bd8286fabac705955340
SHA256: BA41D464740C156DDE8C24F33D9C06AD5D11A939D0471E3A54260AD01F7B7008
File Size: 14.85 KB, 14848 bytes
MD5: fc492adef4077bf014da5c706d931fc4
SHA1: d02e3754aee007ccfb1d2006141af898f2c76c52
SHA256: 1D654B119FB856CB0036971501132AD095662545C3611B50BE1E250A5059310A
File Size: 14.85 KB, 14848 bytes
MD5: e3f5bb721856f5ee5922721b1d24f26d
SHA1: 521efc80736b5d32eca96dd43d3dcd77fe546ce2
SHA256: 23577A4E4EC01F968EBD7207BD1DE7AE6A1067C38AB4414B57A64EB048589278
File Size: 14.85 KB, 14848 bytes
MD5: bcfe49da37d3e5247319cbf473cf889c
SHA1: e8c20dac5a8dfb8809e0f412fffce933243b14bd
SHA256: 701524126DEB2A5769FF41601D292ADA70582FB435D263CE9D91577714DFA7BF
File Size: 14.85 KB, 14848 bytes
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MD5: 8719332dbedb627f6e390fbf5f034725
SHA1: 1df6187a397ff62acf4654e19735b0b9df3dabd7
SHA256: A97F059140BE38D9748941E36C1B62AA817C85C6D7A6B80181608F1EAE52D5FD
File Size: 14.85 KB, 14848 bytes
MD5: 103790dd78a6ba97d6709c44782fe285
SHA1: 8886975629d0ecbd7adb536a8c6a63eecd8e0cb1
SHA256: 4E8E77D50FCAF0682C622CE95FE20C9ADF54F5340FD75582EB392786B69256E3
File Size: 14.85 KB, 14848 bytes
MD5: c9805593b7c0ffdd39542ceed8229f5a
SHA1: 7dded800bae9ef43932ff5ac1bb6d51de4e77839
SHA256: CEA775A38308528D85DD19D7C9DA4966D31E52E5019825406A9D822E26DA8228
File Size: 14.85 KB, 14848 bytes
MD5: 68c1ad457f3a7cbfb5254149bf47d78e
SHA1: 87ec545a9aab9026fdc659fe2feb7f89077ce153
SHA256: 0CA9F47A1BE8609087ECC11207BD0AC6AA348F4A03D65EBF6ACED2615BCAFAA0
File Size: 14.85 KB, 14848 bytes
MD5: d7021771b0aab4b70d900209f0eadc10
SHA1: 916095952ab43241a67a6c678333a0fca37f536e
SHA256: F5A94E826A7CED931E16314CC412F8050FE13037D4D0E0B5B5E2CE18348780F7
File Size: 14.85 KB, 14848 bytes
MD5: 35a772de87b13735b0bb58b059f34f26
SHA1: 08c67edbe9cb7748e063b201cbf4fd32db80f1b5
SHA256: E64E1D3958C2DC49A77B97C1386934B0007CE7D219C97745A31EB72161E35537
File Size: 14.85 KB, 14848 bytes
MD5: b84e695739653cafa22de337a5c81df7
SHA1: 8ea48fc59f250fee95c03e1bcaeb2950f2052324
SHA256: AE80FBE4F190DCA8B11515A010BEC694D67585CFB68362E7AA5CEF81D03E8FC5
File Size: 14.85 KB, 14848 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 .NET application
  • File is 32-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • File is not packed
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
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  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

Windows PE Version Information

Name Value
Assembly Version 0.0.0.0
File Version 0.0.0.0
Internal Name
  • 03ol1z35.dll
  • 4hlr5mst.dll
  • 4x233wfg.dll
  • 5cdn3cjo.dll
  • 5t5qnr0c.dll
  • 5uqqsnsc.dll
  • covtydlf.dll
  • fkhxs2mr.dll
  • g4o2nnp1.dll
  • gsrxyjlv.dll
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  • txnn4o0f.dll
  • uj3mc2co.dll
Original Filename
  • 03ol1z35.dll
  • 4hlr5mst.dll
  • 4x233wfg.dll
  • 5cdn3cjo.dll
  • 5t5qnr0c.dll
  • 5uqqsnsc.dll
  • covtydlf.dll
  • fkhxs2mr.dll
  • g4o2nnp1.dll
  • gsrxyjlv.dll
Show More
  • txnn4o0f.dll
  • uj3mc2co.dll
Product Version 0.0.0.0

File Traits

  • .NET
  • dll
  • x86

Block Information

Total Blocks: 21
Potentially Malicious Blocks: 7
Whitelisted Blocks: 14
Unknown Blocks: 0

Visual Map

0 0 0 0 0 0 0 0 0 0 0 0 0 x x x x x x 0 x
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

  • MSIL.Injector.GFF
  • MSIL.Krypt.GEBU

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAccessCheck
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtDuplicateToken
  • ntdll.dll!NtFreeVirtualMemory
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  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenProcessTokenEx
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenSemaphore
  • ntdll.dll!NtOpenThreadTokenEx
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDebugFilterState
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseSemaphore
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile
  • UNKNOWN

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