Threat Database Trojans Trojan.Agent.KPA

Trojan.Agent.KPA

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 10
First Seen: October 6, 2025
Last Seen: March 9, 2026
OS(es) Affected: Windows

The detection of Trojan.Agent.KPA 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, allowing unauthorized access and potentially leading to further malicious activities. It is essential to understand the nature of this threat and take prompt action to remove it and prevent future infections.

What Is Trojan.Agent.KPA?

Trojan.Agent.KPA is a type of Trojan horse malware, which is a broad category of malicious software that disguises itself as legitimate programs or files. The name "Trojan" refers to the Trojan horse legend, where a seemingly harmless entity hides a malicious intent. In the context of computer security, Trojans are used to describe malware that tricks users into installing or running them, often by masquerading as useful software or attachments. The ".Agent.KPA" part of the name may indicate specific characteristics or behaviors associated with this particular variant, but without more information, it's difficult to determine its exact nature or purpose.

How Trojan.Agent.KPA Operates

Trojan horses like Trojan.Agent.KPA typically operate by exploiting vulnerabilities in software or human psychology. They might be disguised as useful programs, updates, or attachments that, when executed, install the malware on the victim's computer. Once installed, the Trojan can perform a variety of malicious actions, including but not limited to, stealing sensitive information (such as passwords or credit card numbers), installing additional malware, or providing unauthorized access to the infected computer. The specific actions of Trojan.Agent.KPA would depend on its programming and the goals of its creators.

Symptoms of Infection

Symptoms of a Trojan infection can vary widely depending on the specific malware and its intended purpose. Common signs include unexpected changes to computer settings, unusual network activity, slow system performance, and the appearance of unwanted programs or toolbars. In some cases, the infection may not exhibit noticeable symptoms, making it difficult for users to detect without the aid of security software. Regular monitoring of system performance and the use of reputable antivirus programs can help in early detection and mitigation of such threats.

How to Remove Trojan.Agent.KPA

  1. Boot your computer in Safe Mode with Networking to limit the malware's ability to interfere with the removal process.
  2. Use a full scan with a reputable anti-malware tool, such as SpyHunter, to detect and remove all traces of the malware. Ensure the tool is updated with the latest definitions to improve detection capabilities.
  3. Uninstall any suspicious programs that were installed around the time the malware was detected. Be cautious and only remove programs you are certain are malicious or unnecessary.
  4. Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings to remove any malicious extensions or settings changes made by the malware.
  5. After completing the above steps, reboot your computer and perform another full scan with your anti-malware tool to ensure all remnants of the malware have been removed.

Conclusion

The removal of Trojan.Agent.KPA requires careful and thorough action to ensure all components of the malware are eliminated from your system. It's also crucial to adopt preventive measures to avoid future infections, including keeping your operating system and software up to date, using strong, unique passwords, and being cautious with emails and downloads from unknown sources. Regular backups of important data can also mitigate the impact of a malware infection. By understanding the risks associated with Trojan horses and taking proactive steps, you can significantly reduce the likelihood of your computer being compromised by such threats.

Analysis Report

General information

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

Known Samples

MD5: 630a279ef63576c066f07c1cb9e8b1ca
SHA1: f124f97cdb74f4d0f9da4173b86086909365c3e8
SHA256: 60F945D575E1F30CB228A7DE13E7D8172CFE0197A5DB196C0DC5C1DABD14410E
File Size: 136.00 KB, 136002 bytes
MD5: 57fda170c74bc7299b2c2a7ae192550e
SHA1: 32b273b29deab876020407ca3cf008cfbedf4853
SHA256: 6C748B24B519D3C0076E4653D46177F83D9F265C75E9FFEE06F5816F65107BB1
File Size: 131.97 KB, 131975 bytes
MD5: 0067ed5e424e0e6a544ce4fe01a3b386
SHA1: 6f7b0f22ee3c0458565901c1815bce7cde89ca74
SHA256: 899A0B38FE44DB2BA704375D3970814C20A567C4A265FC818B2BB3F2F67BD008
File Size: 136.00 KB, 136002 bytes
MD5: a0affbefb97e82430485aabba92edba7
SHA1: 34237e9df4608a8c2d8e65bbbf7d1138ca9573b2
SHA256: 88D66DCC41D54E5687B7742916B8ED60F77EEFC6139DDDFDE41D5BE5B707FA93
File Size: 132.20 KB, 132200 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 has TLS information
  • File is 64-bit executable
  • File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
  • File is either console or GUI application
  • File is Native application (NOT .NET application)
  • File is not packed
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  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Traits

  • No Version Info
  • x64

Block Information

Total Blocks: 105
Potentially Malicious Blocks: 1
Whitelisted Blocks: 104
Unknown Blocks: 0

Visual Map

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 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

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Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtWriteFile
  • UNKNOWN

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