Threat Database Trojans Trojan.MSIL.Hioles.A

Trojan.MSIL.Hioles.A

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 10,542
Threat Level: 80 % (High)
Infected Computers: 166
First Seen: August 15, 2023
Last Seen: April 12, 2026
OS(es) Affected: Windows

Analysis Report

General information

Family Name: Trojan.MSIL.Hioles.A
Signature status: No Signature

Known Samples

MD5: db05c81090b9f98f37b20a44da9a6275
SHA1: bb9d49a5f7a6e1ca08c64815673b5a4341c443b3
SHA256: 0714D2578DE435169CCBA6B5AB14B9DCEB0422BA06A978D52E7EC90F7C08A93A
File Size: 193.02 KB, 193024 bytes
MD5: 7b32c5260bb1ab09a438c0920c816f08
SHA1: f2bcbcacf0dad99c0bf17502ae1c90e5755bf26d
SHA256: E9F21C1D0B820DB79555A5D3479F95388AF5BBE76656762874DF0F8BAEFF4D0C
File Size: 198.66 KB, 198656 bytes
MD5: 616954f9264480a721a781c499146c59
SHA1: 48160c9baf1d4d15142851200aa4964943b07282
SHA256: B8E1D97E3EBBA8EF5763D63732FB92BC55E75FAB36344CFF51F5301332E8C14D
File Size: 195.58 KB, 195584 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 console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • File is not packed
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  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Icons

Windows PE Version Information

Name Value
Assembly Version 1.0.0.0
File Version 1.0.0.0
Internal Name
  • AfterVirtualization.exe
  • Aviso_Reboot.exe
  • DisplayWdagInstallToastV1-1-0.exe
Original Filename
  • AfterVirtualization.exe
  • Aviso_Reboot.exe
  • DisplayWdagInstallToastV1-1-0.exe
Product Version 1.0.0.0

File Traits

  • .NET
  • HighEntropy
  • Installer Version
  • x86

Block Information

Total Blocks: 10
Potentially Malicious Blocks: 8
Whitelisted Blocks: 2
Unknown Blocks: 0

Visual Map

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

Similar Families

  • MSIL.Hioles.A

Files Modified

File Attributes
\device\namedpipe\gmdasllogger Generic Write,Read Attributes
\device\namedpipe\pshost.134165175159455697.2068.powershelldomain.bb9d49a5f7a6e1ca08c64815673b5a4341c443b3_0000193024 Generic Read,Write Data,Write Attributes,Write extended,Append data,LEFT 524288
\device\namedpipe\pshost.134175951797248468.1060.powershelldomain.f2bcbcacf0dad99c0bf17502ae1c90e5755bf26d_0000198656 Generic Read,Write Data,Write Attributes,Write extended,Append data,LEFT 524288
c:\users\user\appdata\local\temp\__psscriptpolicytest_1breu4yt.bmd.psm1 Generic Write,Read Attributes
c:\users\user\appdata\local\temp\__psscriptpolicytest_ejbmurb4.4sm.psm1 Generic Write,Read Attributes
c:\users\user\appdata\local\temp\__psscriptpolicytest_mud5mfcg.qtw.ps1 Generic Write,Read Attributes
c:\users\user\appdata\local\temp\__psscriptpolicytest_rlyjh2q0.jtt.ps1 Generic Write,Read Attributes
c:\users\user\appdata\local\temp\quest software\powergui\3b8bfd74-3689-433b-9c47-d22c70750c92\aftervirtualization.ps1 Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\quest software\powergui\3b8bfd74-3689-433b-9c47-d22c70750c92\aftervirtualization.ps1 Generic Write,Read Attributes
c:\users\user\appdata\local\temp\quest software\powergui\3b8bfd74-3689-433b-9c47-d22c70750c92\aftervirtualization.ps1 Synchronize,Write Attributes
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c:\users\user\appdata\local\temp\quest software\powergui\c2bb5a9a-0c04-4183-b040-e15060f40812\aviso_reboot.ps1 Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\quest software\powergui\c2bb5a9a-0c04-4183-b040-e15060f40812\aviso_reboot.ps1 Generic Write,Read Attributes
c:\users\user\appdata\local\temp\quest software\powergui\c2bb5a9a-0c04-4183-b040-e15060f40812\aviso_reboot.ps1 Synchronize,Write Attributes

Registry Modifications

Key::Value Data API Name
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe 瓍ᛌꚄǜ RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect RegNtPreCreateKey

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAccessCheck
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAllocateLocallyUniqueId
  • ntdll.dll!NtAlpcConnectPort
  • ntdll.dll!NtAlpcConnectPortEx
  • ntdll.dll!NtAlpcQueryInformation
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtAssociateWaitCompletionPacket
  • ntdll.dll!NtCancelTimer2
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  • ntdll.dll!NtCancelWaitCompletionPacket
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtCompareSigningLevels
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateFile
  • 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!NtDuplicateToken
  • ntdll.dll!NtEnumerateKey
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFlushProcessWriteBuffers
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtFsControlFile
  • ntdll.dll!NtGetCachedSigningLevel
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtNotifyChangeKey
  • ntdll.dll!NtOpenDirectoryObject
  • ntdll.dll!NtOpenEvent
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenMutant
  • ntdll.dll!NtOpenProcess
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenProcessTokenEx
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenSemaphore
  • ntdll.dll!NtOpenSymbolicLinkObject
  • ntdll.dll!NtOpenThreadToken
  • ntdll.dll!NtOpenThreadTokenEx
  • 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!NtQueryObject
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQuerySecurityObject
  • ntdll.dll!NtQuerySymbolicLinkObject
  • ntdll.dll!NtQuerySystemInformation
  • ntdll.dll!NtQuerySystemInformationEx
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtQueueApcThreadEx2
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtReadRequestData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseSemaphore
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtResumeThread
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationObject
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSetSecurityObject
  • ntdll.dll!NtSetTimer2
  • ntdll.dll!NtSetTimerEx
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl

13 additional items are not displayed above.

User Data Access
  • GetComputerNameEx
  • GetUserDefaultLocaleName
  • GetUserName
  • GetUserNameEx
  • GetUserObjectInformation
Anti Debug
  • IsDebuggerPresent
  • NtQuerySystemInformation
Other Suspicious
  • AdjustTokenPrivileges
Encryption Used
  • BCryptOpenAlgorithmProvider

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