Threat Database Trojans Trojan.Kryptik.GFDC

Trojan.Kryptik.GFDC

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 26,261
Threat Level: 80 % (High)
Infected Computers: 3
First Seen: May 29, 2024
Last Seen: April 10, 2026
OS(es) Affected: Windows

Analysis Report

General information

Family Name: Trojan.Kryptik.GFDC
Signature status: No Signature

Known Samples

MD5: edfabdff904c09c97d76cb439d11447e
SHA1: fc6c5d66d2889105a4ed36219c5ef5b1ebc756c7
SHA256: 5B7AEC9E9F001245DFAC2F362664D6D7C46074A296027509088E13693355DDFF
File Size: 383.49 KB, 383488 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 relocations information
  • File doesn't have security information
  • File is .NET application
  • File is 64-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • File is not packed
Show More
  • 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
File Description Client
File Version 1.0.0.0
Internal Name Client.exe
Legal Copyright Copyright © 2024
Original Filename Client.exe
Product Name Client
Product Version 1.0.0.0

File Traits

  • dll
  • fptable
  • ntdll
  • WriteProcessMemory
  • x64

Block Information

Total Blocks: 246
Potentially Malicious Blocks: 29
Whitelisted Blocks: 41
Unknown Blocks: 176

Visual Map

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

Files Modified

File Attributes
\device\namedpipe Generic Read,Write Attributes
\device\namedpipe Generic Write,Read Attributes
c:\programdata\windowscontrol\svchost.exe Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete,LEFT 262144
c:\programdata\windowscontrol\svchost.exe Synchronize,Write Attributes
c:\users\user\desktop\driver_infector.log Generic Write,Read Attributes
c:\users\user\malwaredefenderw3eb32.exe Generic Write,Read Attributes
c:\windows\system32\drivers\null.sys Synchronize,Write Attributes

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
HKLM\software\microsoft\windows\currentversion\policies\system::enablelua RegNtPreCreateKey
HKLM\software\microsoft\windows\currentversion\policies\system::consentpromptbehavioradmin RegNtPreCreateKey
HKLM\software\microsoft\windows\currentversion\policies\system::consentpromptbehavioruser RegNtPreCreateKey
HKLM\software\microsoft\windows\currentversion\policies\system::promptonsecuredesktop RegNtPreCreateKey
HKLM\software\microsoft\windows\currentversion\policies\system::filteradministratortoken RegNtPreCreateKey
HKLM\software\microsoft\windows\currentversion\policies\system::enableuiadesktoptoggle  RegNtPreCreateKey
HKLM\software\policies\microsoft\windows defender::disableantispyware  RegNtPreCreateKey
HKLM\software\microsoft\windows defender\features::tamperprotection RegNtPreCreateKey
HKLM\software\microsoft\windows defender\features::tamperprotection RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe 祜濧즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe 㶜濬즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe 㶜濬즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe 鿳濮즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe 鿳濮즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe ɐ濱즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe 惃灐즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe ⓺灕즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe 륺煩즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe ᦸ煬즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe ꀌ熔즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe ɫ熗즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\control::systemstartoptions NOINTEGRITYCHECKS TESTSIGNING RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe 伒燄즘ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe 댶燆즘ǜ RegNtPreCreateKey

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAccessCheck
  • 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
Show More
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtAlpcSetInformation
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtAssociateWaitCompletionPacket
  • ntdll.dll!NtCancelTimer2
  • 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!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!NtGetCachedSigningLevel
  • ntdll.dll!NtGetCompleteWnfStateSubscription
  • ntdll.dll!NtGetWriteWatch
  • 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!NtOpenSemaphore
  • ntdll.dll!NtOpenThread
  • 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!NtQueryObject
  • 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!NtRequestWaitReplyPort
  • ntdll.dll!NtResetWriteWatch
  • 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!NtSubscribeWnfStateChange
  • ntdll.dll!NtTerminateProcess
  • ntdll.dll!NtTestAlert

13 additional items are not displayed above.

User Data Access
  • GetComputerName
  • GetUserDefaultLocaleName
  • GetUserObjectInformation
Other Suspicious
  • AdjustTokenPrivileges
Anti Debug
  • IsDebuggerPresent
Encryption Used
  • BCryptOpenAlgorithmProvider
Network Winsock2
  • WSAConnect
  • WSASocket
  • WSAStartup
  • WSAttemptAutodialName
Network Winsock
  • closesocket
  • freeaddrinfo
  • getaddrinfo
  • gethostname
  • recv
  • send
  • setsockopt
Network Winhttp
  • WinHttpOpen
Network Info Queried
  • GetAdaptersAddresses
  • GetNetworkParams
Process Manipulation Evasion
  • NtUnmapViewOfSection
Process Shell Execute
  • CreateProcess
  • ShellExecuteEx
  • WriteConsole
Process Terminate
  • TerminateProcess

Shell Command Execution

"cmd.exe" /c net stop WinDefend
"CMD" netsh advfirewall firewall add rule name="WindowsControl" dir=in action=allow program="C:\Users\user\MalwareDefenderW3eb32.exe" enable=yes & exit
"CMD" /c schtasks /delete /F /TN "Windows Perfoment Host" & exit
"cmd" /c schtasks /create /f /sc onlogon /tn "Windows Perfoment Host" /tr "C:\Users\user\MalwareDefenderW3eb32.exe" & exit
C:\WINDOWS\system32\net.exe net stop WinDefend
Show More
WriteConsole: Access is denied
C:\WINDOWS\system32\schtasks.exe schtasks /create /f /sc onlogon /tn "Windows Perfoment Host" /tr "C:\Users\user\MalwareDefenderW3eb32.exe"
C:\WINDOWS\system32\schtasks.exe schtasks /delete /F /TN "Windows Perfoment Host"
WriteConsole: Access is denied
WriteConsole: Access is denied
"cmd.exe" /c net start WinDefend
runas C:\Users\user\MalwareDefenderW3eb32.exe
C:\WINDOWS\system32\net.exe net start WinDefend
WriteConsole: Access is denied
"cmd.exe" /c bcdedit /set testsigning on
C:\WINDOWS\system32\bcdedit.exe bcdedit /set testsigning on
WriteConsole: Access is denied
"cmd.exe" /c bcdedit /set nointegritychecks on
C:\WINDOWS\system32\bcdedit.exe bcdedit /set nointegritychecks on
WriteConsole: Access is denied
"cmd.exe" /c icacls "C:\WINDOWS\system32\drivers\null.sys" /grant administrators:F /t /c
WriteConsole: 'icacls' is not

Trending

Most Viewed

Loading...