Threat Database Trojans Trojan.MSIL.Krypt.GJLG

Trojan.MSIL.Krypt.GJLG

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 15,436
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
MD5: 0499926eb64156d707e5ebf93e2cb91b
SHA1: c9521a13733fca70bf4f85941a730e2a4da77877
SHA256: 5F1A3507E06E5C238CEC9070F5E408E76AD4C8B0D485D445CD40E46F563B73FF
File Size: 425.47 KB, 425472 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 1.0.0.0
Company Name Realtek Semiconductor Corp.
File Description Realtek HD Audio Manager
File Version
  • 7.5.88.0
  • 1.0.0.0
Internal Name
  • Cvcewrmlj.exe
  • RtkNGUI64.exe
Legal Copyright © Realtek Semiconductor Corp.. All rights reserved.
Original Filename
  • Cvcewrmlj.exe
  • RtkNGUI64.exe
Product Name Realtek HD Audio Manager
Product Version
  • 7.5
  • 1.0.0.0

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