Threat Database Trojans Trojan.MSIL.Jalapeno.L

Trojan.MSIL.Jalapeno.L

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 19,805
Threat Level: 80 % (High)
Infected Computers: 13
First Seen: January 30, 2025
Last Seen: June 1, 2026
OS(es) Affected: Windows

The detection of Trojan.MSIL.Jalapeno.L on your system indicates a potential security threat that requires immediate attention. This detection name suggests a type of malicious software, but without more specific information, it's essential to understand the general characteristics of such threats and how to address them effectively.

What Is Trojan.MSIL.Jalapeno.L?

Trojan.MSIL.Jalapeno.L is identified as a Trojan-type threat, which typically refers to a broad category of malware that disguises itself as legitimate software to gain unauthorized access to a computer system. Trojans can be used for a variety of malicious purposes, including data theft, espionage, and the distribution of additional malware. The ".MSIL" in the detection name may suggest that the malware is written in Microsoft Intermediate Language, which is a component of the .NET Framework, but this does not necessarily imply a specific function or behavior.

How Trojan.MSIL.Jalapeno.L Operates

Like other Trojans, Trojan.MSIL.Jalapeno.L likely operates by deceiving users into installing it on their systems. This could happen through various means, such as opening malicious email attachments, downloading software from untrusted sources, or visiting compromised websites. Once installed, the Trojan can execute its payload, which could include stealing sensitive information, installing additional malware, or providing unauthorized access to the infected system. The exact operation of Trojan.MSIL.Jalapeno.L would depend on its specific design and the intentions of its creators.

Symptoms of Infection

Symptoms of a Trojan infection can vary widely, depending on the malware's purpose and behavior. Common indicators include unexpected changes to system settings, unusual network activity, slow system performance, and the appearance of unwanted programs or pop-ups. In some cases, a system infected with a Trojan may not display any noticeable symptoms at all, making regular security scans crucial for detection.

How to Remove Trojan.MSIL.Jalapeno.L

  1. Enter Safe Mode with Networking to prevent the malware from interfering with the removal process. This mode allows you to use the internet to download necessary tools while limiting the malware's ability to run.
  2. Download and run a full scan with a reputable anti-malware tool, such as SpyHunter, to detect and remove all components of the Trojan. Ensure the tool is updated with the latest definitions to improve the chances of successful removal.
  3. Manually uninstall any suspicious programs that were installed around the time of the infection. Be cautious and only remove programs you are certain are malicious or unnecessary.
  4. Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings to remove any malicious extensions or settings changes made by the Trojan.
  5. Reboot your system and perform another scan with your anti-malware tool to ensure all components of the Trojan have been removed. This step is crucial as some malware may only be fully removable after a system restart.

Conclusion

The removal of Trojan.MSIL.Jalapeno.L requires careful and thorough steps to ensure that all components of the malware are eliminated from the infected system. By understanding the nature of Trojan-type threats and following the outlined removal procedure, users can effectively regain control of their systems and protect their data. Regular security updates, cautious internet habits, and the use of reputable security software are key to preventing future infections and maintaining system security.

Analysis Report

General information

Family Name: Trojan.MSIL.Jalapeno.L
Signature status: No Signature

Known Samples

MD5: 03a5882841ff6734eeab44cc6f90ff43
SHA1: 822b3e6fdff572c32ad818e2b567abdb28e45b1e
SHA256: F685CCC90FDBE8AD1A8B80D237AA5076E217DF752CBAD84B4B045603148E16FB
File Size: 457.73 KB, 457728 bytes
MD5: 8a1671357ef54647b1a85ab31d026a80
SHA1: 4db90dc97126543080ed8286493ef4cc237a76a6
SHA256: 2BBDC41B870E31D30AA13E3106249A41D6CC4E00388FBBE7F59C36CB5BF1F731
File Size: 446.98 KB, 446976 bytes
MD5: 5d9c1017a9b5db7ca043990fe2c8ec4e
SHA1: c54a921d7a9180054857e2527f4f99298c549334
SHA256: C8D17576DEC438BD85A4F2AB26DE7E9B5FED5C92A1CD69F5B3A7AE7DC1191E12
File Size: 1.01 MB, 1011200 bytes
MD5: f1f7875fba46020a1884fe8ee8099187
SHA1: 16c0136d9f7a769513374af5f81b11acbb6584aa
SHA256: 04C32BC267575716836B07B7E1C59DB2406E9517726209B9488852719080C850
File Size: 431.62 KB, 431616 bytes
MD5: 057ee0f126f91d637637fe118d796989
SHA1: ed6f697423821dd4b501b6757c0ccdebd8a97f4c
SHA256: 5EA8F5651D17DC545F074D78BBC869AAF460CB37AC4445523D2A38522AB43B0B
File Size: 609.79 KB, 609792 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)
Show More
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

Windows PE Version Information

Name Value
Assembly Version
  • 198.39.195.208
  • 138.242.119.107
  • 10.0.19041.4355
  • 6.183.226.165
  • 6.2.19041.5369
Company Name
  • Evernote
  • Microsoft Corporation
  • Microsoft PowerPoint
  • Realtek Inc
File Description
  • Component Package Support Server
  • Lightroom
  • Paint.NET
  • RealtekAudioService.exe
  • Usermode Font Driver Host
File Version
  • 255.183.200.251
  • 207.150.25.243
  • 111.190.154.39
  • 10.0.19041.4355
  • 6.2.19041.5369
Internal Name
  • Adobe Photoshop.exe
  • Component Package Support Server
  • fontdrvhost.exe
  • Microsoft Paint Host.exe
  • RealtekAudioService.exe
Legal Copyright
  • FileZilla Upgrade
  • Microsoft Azure DevOps
  • Realtek Inc
  • © Microsoft Corporation. All rights reserved.
Legal Trademarks
  • Avast Antivirus
  • Microsoft PowerPoint Host
  • Realtek Inc
Original Filename
  • Adobe Photoshop.exe
  • Component Package Support Server
  • fontdrvhost.exe
  • Microsoft Paint Host.exe
  • RealtekAudioService.exe
Product Name
  • Microsoft Remote Desktop
  • Microsoft® Windows® Operating System
  • RealtekAudioService.exe
  • Sublime Text
Product Version
  • 198.39.195.208
  • 138.242.119.107
  • 10.0.19041.4355
  • 6.183.226.165
  • 6.2.19041.5369

File Traits

  • .NET
  • x86

Block Information

Total Blocks: 2,731
Potentially Malicious Blocks: 2,392
Whitelisted Blocks: 6
Unknown Blocks: 333

Visual Map

0 0 0 x 0 0 ? x x ? ? ? ? ? ? ? 0 ? ? ? ? ? ? ? ? x x x x x x x x x x x x x x x ? ? x x x x x x x x x x x x x x x x x x x x ? ? x x ? ? ? ? x x x ? x x x ? x ? x ? x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x ? x ? x x ? x x x x x x x x x x x ? x x x x ? x ? x ? x x x x x x ? ? ? x x x x x x x x x x x x x x ? x x x x ? x x x x x x x ? ? x x x ? x x x x x x x x x x x x x x x x ? ? ? x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x ? x x ? x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x ? x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x ? x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x ? x x x x ? x x x x ? x x ? x x x x x x x x ? x x x x x x ? x x x x x x x x ? x x x x x x x x ? x x x x x x x x x x ? x x x x x x x x x ? x x x x x x x x x x x ? x x x x x x x x ? x x x x x x x x x x ? x x x x x x x x ? x x ? x x x x x x x x ? x x x x ? x x x x x x ? x x x x x x ? x x x x x x ? x x x x x ? x x x ? x x x x x x x x ? x x x x x x ? x x x x x ? x x x x x x x x ? x x x x x x x ? x x x ? x x x x x x x x ? x x x x x x x x x x x x x x x x ? x x x ? x x x ? x x x x ? x x x x x ? x x x x x x ? x x x x x x x ? x x x x x x ? x x x ? x x x x x x ? x x x x x ? x x x x x x ? x x x x x x x ? x x ? x x x x x x ? x x x x x x x ? x x x x x x x x ? x x x x x x x ? x x x x x x x ? x x x x x ? x x x x x x x x ? x x x x x x ? x x x x ? x x x x x x x ? x x x x x ? x x x x ? x x x x x x x x x ? x x x x x ? x x x x x x ? x x x x x x x x x x ? x x x x ? x x x x x x x ? x x x x x ? x x x x x ? x x x x x x x ? x x x ? x x x x x x x ? x x x x ? x x x x x x x x ? x x x x x ? x x x x x x ? x x x x x x ? x x x x x ? x x x x x x ? x x x x x x x ? x x x x ? x x x x x x x ? x x x ? x x x x x x x x ? x x x x x x x x ? x x x x x ? x x x x ? x x x x x x x ? x x x x ? x x x x x x x x x x x x x x x x ? x x x x x x ? x x x x x ? x x x ? x x x x x x x ? x x x x ? x x x x ? x x x x x ? x x x x x x ? x x x x x x x x x ? x x x x x x x ? x x x x x x ? x x x x x x x ? x x x x x ? x x x x x x x x x ? x x x x x x ? x x x x x x ? x x x x x x x x ? x x x x ? x x x x x x x x ? x x x x ? x x x x ? x x x x x x x x ? x x x x x x x x x x x x x x x x ? x x x x x x x ? x x x x x ? x x x x x x x x x x ? x x x x x x x x ? x x x x ? x x x ? x x x x ? x x x x x x x x ? x x x x x ? x x x x ? x x x x x x x ? x x x x ? x x x x x x x x x ? x x x ? x x x x x ? x x x x x x x x ? x x x x x x x x x x ? x x x x x x ? x x x x x x x x x x x ? x x x x x x ? x x x x x x x x x ? x x x x x x x ? x x x x x x x ? x x x x x x x ? x x x ? x x x x x ? x x x ? x x x x x ? x x x x x x x ? x x x ? x x x x x x x x ? x x x x x x x x ? x x x x x x x ? x x x x ? x x x x x x x x x x ? x x x x x x ? x x x x x x x x ? x x x x x x ? x x x x x x x x ? x x x x ? x x x x ? x x x x x x x x ? x x x x ? x x x x x ? x x x x x x x x x ? x x x x x x x ? x x x x x ? x x x x x x x ? x x x x x x x x ? x x x x x x x ? x x x x x x x x x ? x x x x x ? x x x x x x x x ? x x x x x x x x x x x x x x x x x x x x x ? x x x x x x ? x x x x x x ? x x x x ? x x x x x x x x ? x x x x x x x x x x x x ? x x x x x x x ? x x x x x ? x x x x x ? x x x x x x x ? x x x ? x x x x x x ? x x x x x x ? x x x x x x x x x ? x x x x x x x ? x x x x x x ? x x x x ? x x x x x x x ? x x x x x x x ? x x x x ? x x x x x ? x x x x x x x ? x x x x x x x x ? x x x x x x x ? x x x x x x x ? x x x x x ? x x x x x x ? x x x x x x x ? x x x x x x x x x ? x x x x x ? x x x x x x ? x x x x x ? x x x x x x x ? x x x x ? x x x x ? x x x x x x x x ? x x x x x x x x x ? x x ? x x x x x ? x x x x x x x x ? x x x x x x x x ? x x x x x x x x x ? x x x x x ? x x x x x x ? x x x ? x x x x x x x x ? x x x x x ? x x x x x x x x x ? x x x x x x ? x x x x x ? x x x x x x ? x x x x x x x
... Data truncated
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

  • MSIL.Jalapeno.J
  • MSIL.Jalapeno.L
  • MSIL.Krypt.YAGC
  • MSIL.Krypt.YAGD

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreatePrivateNamespace
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
Show More
  • ntdll.dll!NtCreateThreadEx
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtEnumerateKey
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenDirectoryObject
  • ntdll.dll!NtOpenEvent
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcess
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenThreadToken
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDefaultLocale
  • ntdll.dll!NtQueryDirectoryFileEx
  • ntdll.dll!NtQueryFullAttributesFile
  • ntdll.dll!NtQueryInformationFile
  • ntdll.dll!NtQueryInformationJobObject
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryLicenseValue
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQuerySecurityObject
  • ntdll.dll!NtQuerySystemInformation
  • ntdll.dll!NtQuerySystemInformationEx
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtReadRequestData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtResumeThread
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationFile
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForMultipleObjects
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • ntdll.dll!NtYieldExecution
  • UNKNOWN
User Data Access
  • GetComputerNameEx
  • GetUserDefaultLocaleName
  • GetUserObjectInformation
Anti Debug
  • IsDebuggerPresent
Other Suspicious
  • AdjustTokenPrivileges

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