Threat Database Trojans Trojan.MSIL.Spy.Agent.HH

Trojan.MSIL.Spy.Agent.HH

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 13,145
Threat Level: 80 % (High)
Infected Computers: 359
First Seen: August 23, 2022
Last Seen: July 14, 2026
OS(es) Affected: Windows

The detection of Trojan.MSIL.Spy.Agent.HH on your system indicates a potential security threat that requires immediate attention. This detection name suggests that the malware is a type of Trojan, which is a broad category of malicious software that can perform a variety of harmful actions on an infected computer. In this report, we will provide an overview of what Trojan.MSIL.Spy.Agent.HH is, how it operates, its symptoms, and most importantly, how to remove it from your system.

What Is Trojan.MSIL.Spy.Agent.HH?

Trojan.MSIL.Spy.Agent.HH is identified as a spyware, which is a type of malware designed to gather information about a computer system or its user without their knowledge or consent. Spyware can collect a wide range of data, including browsing history, login credentials, and other sensitive information. The name Trojan.MSIL.Spy.Agent.HH itself does not specify a known malware family but indicates its characteristics as a Trojan with spyware capabilities.

How Trojan.MSIL.Spy.Agent.HH Operates

Like other Trojans, Trojan.MSIL.Spy.Agent.HH is likely to operate by disguising itself as legitimate software or by exploiting vulnerabilities in the system to gain unauthorized access. Once inside, it can start its malicious activities, which may include monitoring user activity, stealing personal data, or even allowing remote access to the infected computer. The specifics of how Trojan.MSIL.Spy.Agent.HH operates can vary, but its primary goal is to remain hidden while it performs its spyware functions.

Symptoms of Infection

Identifying a Trojan.MSIL.Spy.Agent.HH infection can be challenging because it is designed to be stealthy. However, there are general signs that may indicate the presence of spyware or other malware on your system. These include slow system performance, unexpected pop-ups, changes to your browser settings, or unfamiliar programs running in the background. If you suspect that your computer is infected, it's crucial to take immediate action to protect your personal data and system integrity.

How to Remove Trojan.MSIL.Spy.Agent.HH

  1. Boot your computer in Safe Mode with Networking. This will help prevent the malware from loading and give you a cleaner environment to work in.
  2. Download and install a reputable anti-malware tool, such as SpyHunter, which is designed to detect and remove various types of malware, including Trojans and spyware. Perform a full scan of your system to identify and remove all malicious components.
  3. Manually uninstall any suspicious programs that you do not recognize or that were installed around the time your system became infected. Be cautious and only uninstall programs if you are certain they are not needed.
  4. Reset your web browsers (Google Chrome, Mozilla Firefox, Microsoft Edge) to their default settings. This can help remove any malicious extensions or settings changes made by the malware.
  5. After completing the above steps, reboot your computer and perform another full scan with your anti-malware tool to ensure that all remnants of the malware have been removed.

Conclusion

Removing Trojan.MSIL.Spy.Agent.HH from your system requires careful and thorough action to ensure that all malicious components are eliminated. By following the steps outlined in this report, you can help protect your personal data and restore the security and integrity of your computer. Remember, prevention is key; keeping your operating system, software, and security tools up to date, along with practicing safe browsing habits, can significantly reduce the risk of future infections.

Analysis Report

General information

Family Name: Trojan.MSIL.Spy.Agent.HH
Signature status: No Signature

Known Samples

MD5: a38bf5a8bb1ec3f6d5fa4bdb5594bae6
SHA1: 287d68c64e95ca75ecbaa95c0ff57c86848a374f
SHA256: B484A63C8A3D28960AF28A774D5A44E484A0A7DABA029C8B90E2E40B2BF14AE9
File Size: 237.06 KB, 237056 bytes
MD5: 151d5ccdebaf55d8493c8aabed83cbca
SHA1: 3195da1c2b54534d5ee94e800ca1399abb54755b
SHA256: C4C0C3E679621E269879233FB86C378B08E736D04FBFB5176F6A21097DBF0DBB
File Size: 235.01 KB, 235008 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • 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)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

Windows PE Version Information

Name Value
Assembly Version 1.0.0.0
Comments
  • Payload for Snake spy
  • Payload for Umbral Stealer
File Version 1.0.0.0
Product Version 1.0.0.0

File Traits

  • .NET
  • x86

Block Information

Total Blocks: 516
Potentially Malicious Blocks: 175
Whitelisted Blocks: 302
Unknown Blocks: 39

Visual Map

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

Registry Modifications

Key::Value Data API Name
HKLM\software\microsoft\tracing\rasapi32::enablefiletracing RegNtPreCreateKey
HKLM\software\microsoft\tracing\rasapi32::enableautofiletracing RegNtPreCreateKey
HKLM\software\microsoft\tracing\rasapi32::enableconsoletracing RegNtPreCreateKey
HKLM\software\microsoft\tracing\rasapi32::filetracingmask ￿ RegNtPreCreateKey
HKLM\software\microsoft\tracing\rasapi32::consoletracingmask ￿ RegNtPreCreateKey
HKLM\software\microsoft\tracing\rasapi32::maxfilesize  RegNtPreCreateKey
HKLM\software\microsoft\tracing\rasapi32::filedirectory %windir%\tracing RegNtPreCreateKey
HKLM\software\microsoft\tracing\rasmancs::enablefiletracing RegNtPreCreateKey
HKLM\software\microsoft\tracing\rasmancs::enableautofiletracing RegNtPreCreateKey
HKLM\software\microsoft\tracing\rasmancs::enableconsoletracing RegNtPreCreateKey
Show More
HKLM\software\microsoft\tracing\rasmancs::filetracingmask ￿ RegNtPreCreateKey
HKLM\software\microsoft\tracing\rasmancs::consoletracingmask ￿ RegNtPreCreateKey
HKLM\software\microsoft\tracing\rasmancs::maxfilesize  RegNtPreCreateKey
HKLM\software\microsoft\tracing\rasmancs::filedirectory %windir%\tracing RegNtPreCreateKey

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcConnectPort
  • ntdll.dll!NtAlpcConnectPortEx
  • ntdll.dll!NtAlpcCreatePortSection
  • ntdll.dll!NtAlpcCreateSectionView
  • ntdll.dll!NtAlpcCreateSecurityContext
  • ntdll.dll!NtAlpcDeleteSecurityContext
  • ntdll.dll!NtAlpcQueryInformation
  • ntdll.dll!NtAlpcQueryInformationMessage
  • ntdll.dll!NtAlpcSendWaitReceivePort
Show More
  • ntdll.dll!NtAlpcSetInformation
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtAssociateWaitCompletionPacket
  • ntdll.dll!NtCancelWaitCompletionPacket
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateIoCompletion
  • ntdll.dll!NtCreateKey
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreatePrivateNamespace
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtCreateThreadEx
  • ntdll.dll!NtCreateTimer
  • ntdll.dll!NtCreateTimer2
  • ntdll.dll!NtCreateWaitCompletionPacket
  • ntdll.dll!NtCreateWorkerFactory
  • ntdll.dll!NtDelayExecution
  • ntdll.dll!NtDeviceIoControlFile
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtEnumerateKey
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFlushProcessWriteBuffers
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtGetCompleteWnfStateSubscription
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtNotifyChangeKey
  • 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!NtOpenThread
  • ntdll.dll!NtOpenThreadToken
  • ntdll.dll!NtPowerInformation
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDefaultLocale
  • ntdll.dll!NtQueryDirectoryFileEx
  • ntdll.dll!NtQueryEvent
  • 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!NtQueueApcThread
  • ntdll.dll!NtQueueApcThreadEx2
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtReadRequestData
  • ntdll.dll!NtReadVirtualMemory
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseSemaphore
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRemoveIoCompletion
  • ntdll.dll!NtResumeThread
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSetTimer2
  • ntdll.dll!NtSetTimerEx
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtUnsubscribeWnfStateChange
  • ntdll.dll!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForMultipleObjects
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair

4 additional items are not displayed above.

User Data Access
  • GetComputerName
  • GetComputerNameEx
  • GetUserDefaultLocaleName
  • GetUserObjectInformation
Encryption Used
  • BCryptOpenAlgorithmProvider
Network Info Queried
  • GetAdaptersAddresses
  • GetNetworkParams
Other Suspicious
  • AdjustTokenPrivileges
Network Winsock2
  • WSASend
  • WSASocket
  • WSAStartup
  • WSAttemptAutodialName
Network Winsock
  • bind
  • closesocket
  • freeaddrinfo
  • getaddrinfo
  • setsockopt
Network Winhttp
  • WinHttpOpen

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