Threat Database Trojans Trojan.Agent.GHK

Trojan.Agent.GHK

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 18
First Seen: October 9, 2024
Last Seen: November 20, 2025
OS(es) Affected: Windows

The detection of Trojan.Agent.GHK on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise the security and integrity of your computer, and it's essential to understand its nature and how to remove it effectively.

What Is Trojan.Agent.GHK?

Trojan.Agent.GHK is a type of Trojan horse malware that can infiltrate your system without your knowledge or consent. The term "Trojan" refers to the fact that this malware disguises itself as a legitimate program or file, allowing it to bypass security measures and gain access to your computer. The ".GHK" suffix is a unique identifier assigned to this particular strain of malware.

How Trojan.Agent.GHK Operates

Once Trojan.Agent.GHK infects your system, it can operate in various ways, depending on its intended purpose. It may attempt to steal sensitive information, such as login credentials, credit card numbers, or personal data. It can also install additional malware, create backdoors for remote access, or disrupt system performance. In some cases, it may even recruit your computer into a botnet, allowing hackers to control it remotely.

Trojan.Agent.GHK can spread through various means, including infected software downloads, malicious email attachments, or exploited vulnerabilities in operating systems or applications. It's crucial to be cautious when interacting with unknown or untrusted sources, as they may be harboring malware.

Symptoms of Infection

Identifying a Trojan.Agent.GHK infection can be challenging, as it often disguises itself as a legitimate process. However, some common symptoms may indicate its presence. These include slow system performance, unexpected crashes, or unfamiliar programs running in the background. You may also notice unusual network activity, such as unexplained data transfers or changes to your system settings.

  • Unexplained changes to system settings or configurations
  • Appearance of unfamiliar programs or icons
  • Increased CPU usage or slow system performance
  • Unusual network activity or data transfers

How to Remove Trojan.Agent.GHK

  1. Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for a more effective removal process.
  2. Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system and detect any malware presence.
  3. Uninstall any suspicious programs or applications that may be related to the infection.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons.
  5. Reboot your computer and perform another full scan to ensure that the malware has been completely removed.

Conclusion

Removing Trojan.Agent.GHK from your system requires a thorough and careful approach. By following the steps outlined above and maintaining good security practices, you can minimize the risk of reinfection and protect your computer from similar threats in the future. Remember to always be cautious when interacting with unknown sources, keep your operating system and software up to date, and use reputable security tools to detect and remove malware.

Analysis Report

General information

Family Name: Trojan.Agent.GHK
Signature status: No Signature

Known Samples

MD5: 84062dc8a145451db438a95cf187add5
SHA1: 59bc0cb8596e94da7a1c044d8760cc11c7f10e54
SHA256: B64BC9CD15973E07A639E1A2B516B1F008AB058FD5B8D301C888B95E386D293D
File Size: 1.71 MB, 1705472 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have security information
  • File has exports table
  • File has TLS information
  • File is 32-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • File is Native application (NOT .NET application)
  • 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 Microsoft Corporation
File Description Windows Photo Viewer
File Version 10.0.19041.3636 (WinBuild.160101.0800)
Internal Name PhotoViewer
Legal Copyright © Microsoft Corporation. All rights reserved.
Original Filename PhotoViewer.dll
Product Name Microsoft® Windows® Operating System
Product Version 10.0.19041.3636

File Traits

  • dll
  • x86

Block Information

Total Blocks: 2,013
Potentially Malicious Blocks: 694
Whitelisted Blocks: 1,319
Unknown Blocks: 0

Visual Map

0 0 0 0 x 0 x 0 0 0 x 0 0 0 1 0 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 x x 0 x 0 0 0 x 0 0 x 0 0 0 x 0 0 x 0 x 0 0 x 0 x 0 0 x 0 0 x 0 x 1 1 1 1 1 x 1 x 1 1 0 0 0 0 0 0 0 0 0 0 0 x 0 0 0 x 0 x x 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 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 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 2 2 0 0 0 0 0 0 0 0 0 x 0 x 0 0 x 0 x 0 x 0 0 0 0 0 0 0 0 0 0 0 x 0 0 0 0 0 0 0 0 0 0 0 0 x 0 0 x 0 0 0 x 0 0 0 x x x 0 0 0 0 0 x x x 0 0 0 0 x 0 x 0 0 x 0 x x 0 0 0 x 0 x x x x x 0 0 x x 0 0 0 0 0 0 0 x 0 x x x x x 0 0 x x x x x 0 0 x x x x 0 x x x x x 0 0 x x 0 x 0 x 0 x 1 x 0 0 x x x x x 0 0 0 0 0 0 x 0 0 x 0 0 0 0 0 x 0 x 0 0 0 0 0 0 x x x 0 0 x 0 0 0 x x 0 0 x 0 x x x x x x 0 0 x 0 0 0 x 0 0 x 0 0 0 x 0 0 0 x 0 0 0 x 0 1 x 1 x 1 1 1 1 x 0 0 0 0 x x x 0 x x 0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x x 0 x 1 1 x 0 0 0 0 x x 0 x 0 x x x x x 0 0 0 x x 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 1 0 0 0 0 2 2 0 0 x x 0 x x x x x x x 0 0 0 1 0 x 0 1 x x x x 0 0 x 1 x 0 x 0 1 0 0 x x x x 0 0 x x x 0 x x x x x x 0 0 0 x 0 0 0 0 x 0 0 x 1 0 x x 0 x x 0 0 x x x x x x 0 x x x x 0 x 0 0 1 0 0 0 0 x 0 x x x x x x x 0 0 0 0 0 0 x x 0 0 0 0 0 0 x x 0 0 0 x 0 0 0 0 0 0 0 0 0 x 0 0 x x x x x 0 0 0 x 0 x 0 x 0 0 x x x 0 0 x 0 x x x x 0 0 0 0 0 x x 0 0 0 0 x 0 x 0 0 1 1 0 0 0 0 0 0 0 0 0 x 0 0 x 0 x 0 x x 0 x x 0 0 0 x x 0 x 0 0 x x x 0 0 0 x 0 0 x 1 1 0 x 0 x x 0 0 0 0 x x x x 0 0 1 0 1 x x 0 0 0 0 0 0 0 0 0 x x x x 0 x 0 x x x x 0 0 0 0 0 x x 0 x 0 x x 0 0 0 x x 0 x 0 x x x x x x x x 0 0 0 0 x x x 0 0 0 0 0 x 0 0 0 0 0 0 0 0 1 0 0 0 0 0 x 0 x 0 1 0 x 0 x 0 0 x x 1 x x 0 0 x x 0 0 0 0 x x x 0 x 0 0 x x x x 0 x 0 0 x x 0 0 x x 0 0 0 x 0 x 0 x x 0 0 x 0 0 0 0 0 0 x 0 0 0 1 1 0 0 0 0 1 0 0 0 0 0 0 1 x 0 0 0 0 0 x x 1 0 0 0 0 0 0 0 x x 0 0 0 0 0 1 x 0 0 0 x 1 x 0 x x x 0 x x x 0 x 0 0 0 0 x x x 0 0 x x x x x 0 0 0 0 0 0 0 0 x 0 x 0 x x x 0 x 0 0 x x x x x x x x x 0 0 x x x 0 x x x x x x x x x x x x x 0 0 0 0 0 0 0 0 0 0 x x x x 0 0 0 0 0 0 x x x 0 x x 0 x 0 x 0 1 0 0 0 x 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x 0 0 0 0 0 0 0 0 0 0 0 x x 0 0 0 0 0 0 0 0 0 0 x x x x x 0 0 0 x x 0 0 x 0 0 x 0 x x 0 x x x x x x x x x x x 0 0 0 x x x 0 0 0 0 x x x x x x 0 x x x x 0 0 0 x 0 0 0 0 0 0 1 0 0 1 0 0 x 1 0 0 0 x 0 x 0 x x x x x x x x x x x x x x x 0 0 0 0 0 0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 x x x x x x x x 0 x x x 0 0 x x x x x 0 x 0 x 0 0 x 0 0 x 0 1 1 x 0 x 0 0 x 0 x x x x 0 0 0 x 0 0 x x 0 0 x 0 0 x 0 0 x 0 1 0 0 x x 0 x 0 x 0 0 x 0 0 x x 0 x x 0 x 0 x x x 0 0 0 0 1 1 x x 0 x 0 x x 0 x 0 0 x x x x 0 x x 0 x x x x x x 0 x x x x x x x x 0 x x x x 0 0 x x 0 0 x 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x x 0 0 0 0 0 0 0 0 0 x x 0 0 x 0 0 0 x x x x 0 0 0 0 0 x 0 0 0 x x 0 x 0 0 0 x x 0 0 0 x x x 0 x 0 0 0 0 0 0 0 x x x x x 0 0 x 0 x x 0 0 x 0 x x x 0 x x x x x 0 0 0 0 1 x x 0 0 x 0 0 0 0 x x 0 x x x 0 x x x x 0 0 0 x 0 x 0 0 x 0 0 x x 0 x x 1 0 0 0 0 0 x x x x x 0 0 0 0 x 0 x 0 x x 0 0 x 1 0 x x 0 x x 0 0 0 0 0 x x 0 x 0 0 x 0 x x x 0 0 x 1 x 0 0 0 0 0 0 0 0 0 0 0 0 0 x 0 x 0 0 0 0 0 0 x x 0 0 0 0 0 0 x 0 0 0 0 0 x 0 x x x x x x 0 0 x x 0 0 0 0 0 0 0 0 x 0 x 0 0 x x 0 0 0 0 1 0 x 0 0 0 0 0 0 0 0 0 0 x 0 x 0 0 0 0 0 0 0 0 0 0 0 0 x x 0 x 0 0 x x x 0 0 0 0 0 x 0 0 0 x 0 0 x 0 x 0 0 0 0 x x 0 0 0 x 0 0 0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x 0 x 0 0 0 x x 0 0 0 0 0 x 0 x x 0 0 x 0 0 x 0 x 0 0 0 x 0 0 x 0 0 0 0 0 x 0 0 x x 0 x x 0 x x x x 0 x 0 0 0 0 0 0 x x x x x x 0 x 1 x x 0 x 0 0 0 0 x x x x 0 0 x x 0 0 0 0 0 0 x 0 0 0 0 0 x x x x x 0 0 x 0 0 0 0 0 x 1 x x x x x x 0 0 0 0 0 0 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 x 0 0 0 0 0 0 0 0 0 0 0 0 x 0 0 x 0 0 x 0 0 0 0 x 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 0 x 0 0 x x 0 0 x x 0 x x x x 0 x x 0 0 0 0 0 x 0 0 0 x x 0 0 1 0 x 0 0 0 x x x 0 0 x x x x x 0 0 0 0 0 0 0 0 0 0 x 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 1 0 0 0 0 0 1 0 0 2 2 0 0 2 0 0 1 0 0 0 0 0 3 1 1 1 1 1 0 0 0 1 1 2 0 0
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

  • Agent.GHK

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtQueryAttributesFile
Show More
  • ntdll.dll!NtQueryDebugFilterState
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQuerySystemInformationEx
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationFile
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtWriteFile
Process Manipulation Evasion
  • NtUnmapViewOfSection
Process Shell Execute
  • CreateProcess
Anti Debug
  • NtQuerySystemInformation

Shell Command Execution

C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\59bc0cb8596e94da7a1c044d8760cc11c7f10e54_0001705472.,LiQMAxHB

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