Threat Database Backdoors Backdoor.MSIL.Spy.Agent.JD

Backdoor.MSIL.Spy.Agent.JD

By CagedTech in Backdoors

Threat Scorecard

Popularity Rank: 16,860
Threat Level: 60 % (Medium)
Infected Computers: 31
First Seen: June 14, 2023
Last Seen: March 15, 2026
OS(es) Affected: Windows

Analysis Report

General information

Family Name: Backdoor.MSIL.Spy.Agent.JD
Signature status: No Signature

Known Samples

MD5: e1475048cdd374945f10fd84ae6276cf
SHA1: 6ace5b90cdd0317789d955539409c616fa33ecb2
SHA256: A8877BB8A4C398186E6AE41B7F64DEBD3C1907522AD6570BF6B2028DCB01561C
File Size: 1.01 MB, 1007616 bytes
MD5: 41917f6c778b127afce0b7c440df73f6
SHA1: 4198acb65e7d25d179b04e833aed0f0f164a1173
SHA256: 5017B3F939C248FDE7CA0AC6B75B8D3B6B21FDB5B1DB23A42A79F10247E13A07
File Size: 190.46 KB, 190464 bytes
MD5: 530e17c2c7eb40581b5b62a318db4278
SHA1: 242670bd274b29f75ceedc6ae0265e974669e39a
SHA256: 5DB8E9CFFC51446F3BC023DEE859C8F267FE1CC9FD4909B18E551B1B81482CD6
File Size: 514.05 KB, 514048 bytes
MD5: 7e59ac7e771c6670b1881e0ae2f3aebb
SHA1: 001e8dd1c2b87fb6fc5679fd72f4f8027ad95600
SHA256: 18082CB397A450FC50C3674C34E3A85520E12DF4A108795D7DE354C4C560EF56
File Size: 78.34 KB, 78336 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
  • 1.4.0.0
  • 1.0.0.0
Comments
  • iKeyMonitor Uninstaller
  • Payload for Divulge Stealer
File Description
  • Divulge Stealer Payload
  • iKeyMonitor Uninstaller
  • Quasar Client
  • Systems
File Version
  • 1.4.0
  • 1.0.0.0
Internal Name
  • Client.exe
  • Divulge.payload.exe
  • Systemss.exe
  • Uninstaller.exe
Legal Copyright
  • Copyright © 2023
  • Copyright © 2025
  • Copyright © MaxXor 2020
  • Copyright © PyDevOG 2023
Original Filename
  • Client.exe
  • Divulge.payload.exe
  • Systemss.exe
  • Uninstaller.exe
Product Name
  • Divulge.payload
  • iKeyMonitor Uninstaller
  • Quasar
  • Systems
Product Version
  • 1.4.0
  • 1.0.0.0

File Traits

  • .NET
  • CryptUnprotectData
  • Installer Version
  • No CryptProtectData
  • RijndaelManaged
  • Run
  • Stealer
  • x86

Block Information

Total Blocks: 231
Potentially Malicious Blocks: 190
Whitelisted Blocks: 38
Unknown Blocks: 3

Visual Map

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

Similar Families

  • MSIL.Spy.HB
  • MSIL.Stealer.AVB

Registry Modifications

Key::Value Data API Name
HKLM\software\microsoft\windows nt\currentversion\windows::appinit_dlls RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\windows::loadappinit_dlls RegNtPreCreateKey
HKLM\software\microsoft\windows\currentversion\policies\explorer\run::es32 RegNtPreCreateKey
HKLM\software\microsoft\windows\currentversion\policies\explorer\run::es64 RegNtPreCreateKey

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcConnectPort
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateKey
Show More
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreatePrivateNamespace
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtCreateThreadEx
  • ntdll.dll!NtDeleteValueKey
  • ntdll.dll!NtDeviceIoControlFile
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtEnumerateKey
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFlushProcessWriteBuffers
  • 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!NtPowerInformation
  • 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!NtQueryWnfStateNameInformation
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtReadRequestData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtResumeThread
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationFile
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSetSystemInformation
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtTraceEvent
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtUpdateWnfStateData
  • 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
Encryption Used
  • BCryptOpenAlgorithmProvider
Other Suspicious
  • AdjustTokenPrivileges

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