Threat Database Trojans Trojan.MSIL.Krypt.GJLG

Trojan.MSIL.Krypt.GJLG

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 15,466
Threat Level: 80 % (High)
Infected Computers: 4
First Seen: July 8, 2026
Last Seen: August 1, 2026
OS(es) Affected: Windows

Analysis Report

General information

Family Name: Trojan.MSIL.Krypt.GJLG
Signature status: No Signature

Known Samples

MD5: 3bffda8340e53f072c5c0bc73e7cc77c
SHA1: e7033794452afb65fb5d181570e79e5d91b5713f
SHA256: 697F7EEED2A4F00FEAB0992EF2E751689D9B0869434FE943BB4441B6D2F5B91C
File Size: 429.57 KB, 429568 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
Company Name Realtek Semiconductor Corp.
File Description Realtek HD Audio Manager
File Version 7.5.88.0
Internal Name RtkNGUI64.exe
Legal Copyright © Realtek Semiconductor Corp.. All rights reserved.
Original Filename RtkNGUI64.exe
Product Name Realtek HD Audio Manager
Product Version 7.5

File Traits

  • .NET
  • GenKrypt
  • Reactor
  • RijndaelManaged
  • x86

Block Information

Total Blocks: 39
Potentially Malicious Blocks: 2
Whitelisted Blocks: 37
Unknown Blocks: 0

Visual Map

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

Similar Families

  • Agent.MOU
  • MSIL.Agent.XDFA
  • MSIL.Krypt.GJLF
  • MSIL.Mardom.TJA
  • MSIL.Mardom.TK
Show More
  • MSIL.Stealer.LKA

Files Modified

File Attributes
\device\namedpipe\dav rpc service Generic Read,Write Data,Write Attributes,Write extended,Append data
\device\namedpipe\pshost.134298393117464519.9032.defaultappdomain.powershell Generic Read,Write Data,Write Attributes,Write extended,Append data,LEFT 524288
\device\namedpipe\wkssvc Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\__psscriptpolicytest_3lqmz5hd.22m.ps1 Generic Write,Read Attributes
c:\users\user\appdata\local\temp\__psscriptpolicytest_qzckly5x.ueq.psm1 Generic Write,Read 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 楺侳ᾭǝ RegNtPreCreateKey

Windows API Usage

Category API
User Data Access
  • GetUserDefaultLocaleName
  • GetUserName
  • GetUserNameEx
  • GetUserObjectInformation
Anti Debug
  • CheckRemoteDebuggerPresent
  • IsDebuggerPresent
  • NtQuerySystemInformation
Encryption Used
  • BCryptOpenAlgorithmProvider
  • CryptAcquireContext
Other Suspicious
  • AdjustTokenPrivileges
Process Manipulation Evasion
  • NtUnmapViewOfSection
Syscall Use
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtDuplicateObject
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  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • 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!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • UNKNOWN