Threat Database Trojans Trojan.Kryptik.ER

Trojan.Kryptik.ER

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 5
First Seen: January 25, 2022
Last Seen: February 6, 2026
OS(es) Affected: Windows

The detection of Trojan.Kryptik.ER on your system indicates a potential security threat that requires immediate attention. This report aims to provide you with a comprehensive understanding of the issue and guide you through the removal process. It's essential to approach this situation with caution and follow the recommended steps to ensure the complete elimination of the threat.

What Is Trojan.Kryptik.ER?

Trojan.Kryptik.ER is a type of malicious software that can compromise the security and integrity of your computer system. The term "Trojan" refers to a broad category of malware that disguises itself as legitimate software, allowing it to bypass security measures and gain unauthorized access to your system. The specifics of Trojan.Kryptik.ER's functionality and purpose are not detailed here, but its presence is a clear indication of a security breach.

How Trojan.Kryptik.ER Operates

Malware like Trojan.Kryptik.ER typically operates by exploiting vulnerabilities in software or manipulating user behavior to gain access to a system. Once inside, it can perform a variety of malicious actions, including data theft, unauthorized changes to system settings, and the installation of additional malware. The exact mechanisms used by Trojan.Kryptik.ER are not specified, but it's crucial to understand that its primary goal is to compromise your system's security and potentially cause harm.

Symptoms of Infection

Identifying the symptoms of a Trojan infection can be challenging, as they often mimic legitimate system behavior or are designed to remain stealthy. However, common indicators of a malware infection include unexpected changes to system settings, unusual network activity, slower system performance, and the appearance of unfamiliar programs or files. If you've noticed any of these symptoms, it's possible that your system is infected with Trojan.Kryptik.ER or another type of malware.

  • Unexplained system crashes or freezes
  • New, unfamiliar icons or programs on your desktop
  • Pop-ups, spam, or other unwanted advertisements
  • Changes to your browser's homepage or search engine

How to Remove Trojan.Kryptik.ER

  1. Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for internet access. This will make it easier to download and install removal tools.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter. This will help identify and remove all components of the malware.
  3. Uninstall any suspicious programs that you don't recognize or that were installed around the time the malware was detected. Be cautious and only remove programs that you are certain are malicious or unnecessary.
  4. Reset your web browsers (Chrome, Firefox, Edge) to their default settings to remove any changes made by the malware. This can help eliminate unwanted extensions, homepages, and search engines.
  5. Reboot your computer and perform another full scan with your anti-malware tool to ensure that all remnants of the malware have been removed. This step is crucial in confirming that your system is clean and secure.

Conclusion

Removing Trojan.Kryptik.ER from your system requires careful attention to detail and a methodical approach. By following the steps outlined in this report and maintaining vigilance, you can protect your system from future threats and ensure a secure computing environment. Remember, prevention is key, so always be cautious when downloading software, opening email attachments, and clicking on links from unknown sources. Regular system scans and updates are also essential in maintaining your system's security and integrity.

Analysis Report

General information

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

Known Samples

MD5: e08cb5d51e8002189fb2f31568e391b9
SHA1: c8b83aae9fb7980e5043377be3f4b3d491ae43cc
SHA256: B83D805C72BB2528475AC6CE124620E9D42AFB03DD92DD9AD17ADA09F620E8A5
File Size: 492.03 KB, 492032 bytes
MD5: 27d3f6776f2228a2d4d93763a9d86501
SHA1: bcd21830a0999660aa81db03f7bfd5909e342fa0
SHA256: 9905AEE6512E98872265106861B6314C1DD0A844ED88B5C481BD99264C634CD7
File Size: 492.03 KB, 492032 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have relocations information
  • File doesn't have resources
  • File doesn't have security information
  • File has exports table
  • File is 64-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • File is Native application (NOT .NET application)
Show More
  • File is not packed
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Traits

  • 2+ executable sections
  • HighEntropy
  • No Version Info
  • ntdll
  • WriteProcessMemory
  • x64

Block Information

Total Blocks: 273
Potentially Malicious Blocks: 117
Whitelisted Blocks: 154
Unknown Blocks: 2

Visual Map

x x x x x x x x x x x 0 0 0 x x x x x x x 0 x x x x x x 0 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 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 0 x x x x x x x x 0 0 0 x x x 0 0 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 x 0 x x 2 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 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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

  • Kryptik.ER

Files Modified

File Attributes
c:\programdata\bfebadafdffdec.exe Generic Write,Read Attributes
c:\programdata\bfebadafdffdec.exe Synchronize,Write Attributes

Registry Modifications

Key::Value Data API Name
HKCU\software\bfebadafdffdec::currentpath c:\users\user\downloads\c8b83aae9fb7980e5043377be3f4b3d491ae43cc_0000492032 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
HKCU\software\microsoft\windows\currentversion\run::bfebadafdffdec "C:\ProgramData\bfebadafdffdec.exe" RegNtPreCreateKey
Show More
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc3475 �� xykP~�ރ��^ee=�4�Vs}kP~��1 ��dB  F ee��w��q��.��1��f�e��w��gr�hq�i�e��ke� RegNtPreCreateKey
HKCU\software\bfebadafdffdec::currentpath c:\users\user\downloads\bcd21830a0999660aa81db03f7bfd5909e342fa0_0000492032 RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc3475 ~� % xy* �/��Y�d�kP~� ��ރ�p��^�o���zee+Vs} kP~ ��1���7 ���ﺃee����1��fe��h�n RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 +k�8��8tX��B�8 �6 �v 5� �Z xy ��T�B�������������5����ee��Bx�< �!wz"Wc#�#��$kF$��%"�%:�%�&� &�x(�(X�)�`*J*9*�^*�h+�[,��/9�/��0P%1`1�1HO1�D5�05�G6�^6�� RegNtPreCreateKey
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 ,k�8��8tX��B�8 �6 �v 5� �Z xy ��T�B�������������5����ee��Bx�< �!wz"Wc#�#��$kF$��%"�%:�%�&� &�x(�(X�)�`*J*9*�^*�h+�[,��/9�/��0P%1`1�1HO1�D5�05�G6�^6�� RegNtPreCreateKey

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAccessCheck
  • ntdll.dll!NtAccessCheckByType
  • ntdll.dll!NtAddAtomEx
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcAcceptConnectPort
  • ntdll.dll!NtAlpcConnectPort
  • ntdll.dll!NtAlpcConnectPortEx
  • ntdll.dll!NtAlpcCreatePort
  • ntdll.dll!NtAlpcCreatePortSection
  • ntdll.dll!NtAlpcCreateSectionView
Show More
  • ntdll.dll!NtAlpcCreateSecurityContext
  • ntdll.dll!NtAlpcQueryInformation
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtAlpcSetInformation
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtAssociateWaitCompletionPacket
  • ntdll.dll!NtCancelIoFileEx
  • ntdll.dll!NtCancelWaitCompletionPacket
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateKey
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtCreateThreadEx
  • ntdll.dll!NtCreateTimer
  • ntdll.dll!NtCreateUserProcess
  • ntdll.dll!NtCreateWaitCompletionPacket
  • ntdll.dll!NtDeviceIoControlFile
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtDuplicateToken
  • ntdll.dll!NtEnumerateKey
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtFsControlFile
  • ntdll.dll!NtImpersonateAnonymousToken
  • 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!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!NtQueryDirectoryFile
  • ntdll.dll!NtQueryDirectoryFileEx
  • ntdll.dll!NtQueryEvent
  • ntdll.dll!NtQueryFullAttributesFile
  • ntdll.dll!NtQueryInformationFile
  • 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!NtReadFile
  • ntdll.dll!NtReadRequestData
  • ntdll.dll!NtReadVirtualMemory
  • 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!NtSetTimerEx
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForMultipleObjects

7 additional items are not displayed above.

Other Suspicious
  • AdjustTokenPrivileges
Process Shell Execute
  • CreateProcess
  • ShellExecuteEx
Process Manipulation Evasion
  • ReadProcessMemory

Shell Command Execution

open schtasks.exe /query /tn "bfeb5820-9643-42ad-a79f-071dff4d8e64c"
open schtasks.exe /create /sc minute /tn "bfeb5820-9643-42ad-a79f-071dff4d8e64c" /tr "C:\ProgramData\bfebadafdffdec.exe"
C:\Windows\System32\schtasks.exe "C:\Windows\System32\schtasks.exe" /query /tn "bfeb5820-9643-42ad-a79f-071dff4d8e64c"
C:\Windows\System32\schtasks.exe "C:\Windows\System32\schtasks.exe" /create /sc minute /tn "bfeb5820-9643-42ad-a79f-071dff4d8e64c" /tr "C:\ProgramData\bfebadafdffdec.exe"

Trending

Most Viewed

Loading...