Threat Database Trojans Trojan.Delf.XA

Trojan.Delf.XA

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 11,583
Threat Level: 80 % (High)
Infected Computers: 182
First Seen: July 20, 2024
Last Seen: July 2, 2026
OS(es) Affected: Windows

The detection of Trojan.Delf.XA on your system indicates a potential security threat that requires immediate attention. This detection name suggests a type of malicious software, but without further specifics, it's crucial to understand the general implications and how to proceed with removal and system protection.

What Is Trojan.Delf.XA?

Trojan.Delf.XA, as indicated by its name, falls under the category of Trojan-type threats. Trojans are malicious programs that disguise themselves as legitimate software but are designed to allow unauthorized access to a computer system. They can lead to various issues, including data theft, system crashes, and the installation of additional malware. The name "Trojan.Delf.XA" does not directly point to a specific known malware family but suggests it is a variant of Trojan malware.

How Trojan.Delf.XA Operates

Trojan-type malware, including Trojan.Delf.XA, typically operates by deceiving users into installing it on their systems. This can happen through various means, such as downloading software from untrusted sources, clicking on malicious links, or opening email attachments from unknown senders. Once installed, the malware can create backdoors, allowing hackers to access the system remotely. It may also steal sensitive information, disrupt system operation, or use the infected computer as a botnet for further malicious activities.

Symptoms of Infection

Symptoms of a Trojan infection can vary widely, depending on the specific goals of the malware. Common signs include unexpected changes to system settings, unfamiliar programs or icons, slow system performance, frequent crashes, and pop-ups or other unwanted advertisements. In some cases, there may be no noticeable symptoms at all, making regular system scans crucial for detection.

  • Unexplained changes to system settings or files
  • Appearance of unfamiliar programs or icons
  • Slow system performance or frequent crashes
  • Pop-ups or unwanted advertisements

How to Remove Trojan.Delf.XA

  1. Enter Safe Mode with Networking: This will limit the malware's ability to interfere with the removal process. Restart your computer and press the key to enter safe mode (this varies by operating system but is often F8 or Shift+F8).
  2. Conduct a Full Scan with a Reputable Tool: Use an anti-malware tool, such as SpyHunter, that is capable of detecting and removing Trojans. Ensure the tool is updated to the latest version for the best detection and removal capabilities.
  3. Uninstall Suspicious Programs: Go through your installed programs and uninstall any that you do not recognize or that were installed around the time the malware was detected.
  4. Reset Browsers: 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. Reboot and Re-scan: After completing the above steps, restart your computer and run another full scan with your anti-malware tool to ensure all components of the malware have been removed.

Conclusion

Removing Trojan.Delf.XA and other types of malware requires a combination of technical knowledge and the right tools. It's essential to act quickly to prevent further damage to your system and potential data theft. Regular system scans, keeping software up to date, and practicing safe computing habits (such as avoiding suspicious downloads and links) are key to preventing future infections. If you're unsure about any part of the removal process, consider seeking help from a professional to ensure your system is fully cleaned and protected.

Analysis Report

General information

Family Name: Trojan.Delf.XA
Packers: UPX!
Signature status: No Signature

Known Samples

MD5: 69f0386bc575a1d2f13243fa9e431126
SHA1: d985279da2e0f0cb1d55ca18bb8deaa217144c4c
SHA256: AC1E878D356601594B11B2EC20C6AE0899E990F3287CD7D3DD4C1F6F9368ED84
File Size: 932.00 KB, 931997 bytes
MD5: c294c5eddcb8de2e3775da8af5ce39af
SHA1: 10315f86a94e76f67022dd9788e948df4d07a5ac
SHA256: 4A6354B57BBD647750736A1EBF828E3A72ABBC9E4206F46D3B201AF207F2B285
File Size: 659.46 KB, 659456 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 has been packed
  • File has TLS information
  • File is 32-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
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  • File is Native application (NOT .NET application)
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Icons

Windows PE Version Information

Name Value
Company Name NeoSoft Corp.
File Description NeoBook 5 Runtime Player
File Version
  • 5.6.2.0
  • 1.0.0.0
Internal Name
  • Bingo
  • NBPlay5
Legal Copyright ©1993-2008 NeoSoft Corp.
Original Filename
  • Bingo
  • NBPlay5
Product Name NBPlay5
Product Version
  • 5.6.2.0
  • 1.0.0.0

File Traits

  • big overlay
  • packed
  • x86
  • zlib (In Overlay)
  • zlib overlay

Block Information

Total Blocks: 6,945
Potentially Malicious Blocks: 1,685
Whitelisted Blocks: 5,260
Unknown Blocks: 0

Visual Map

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... Data truncated
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

  • Delf.XA

Registry Modifications

Key::Value Data API Name
HKCU\software\microsoft\multimedia\drawdib:: 1920x1200x32(bgr 0) 31,31,31,31 RegNtPreCreateKey
HKLM\software\classes\typelib\{8c2b40d2-963f-4307-ad3e-44a17d530d67}\1.0:: NBRun Library RegNtPreCreateKey
HKLM\software\classes\typelib\{8c2b40d2-963f-4307-ad3e-44a17d530d67}\1.0\flags:: 0 RegNtPreCreateKey
HKLM\software\classes\typelib\{8c2b40d2-963f-4307-ad3e-44a17d530d67}\1.0\0\win32:: c:\Users\user\downloads\d985279da2e0f0cb1d55ca18bb8deaa217144c4c_0000931997 RegNtPreCreateKey
HKLM\software\classes\typelib\{8c2b40d2-963f-4307-ad3e-44a17d530d67}\1.0\helpdir:: c:\Users\user\downloads\ RegNtPreCreateKey
HKLM\software\classes\wow6432node\interface\{ddb878b2-3f43-4471-b746-47906e644468}:: IBrowserToDelphi RegNtPreCreateKey
HKLM\software\classes\wow6432node\interface\{ddb878b2-3f43-4471-b746-47906e644468}\proxystubclsid32:: {00020424-0000-0000-C000-000000000046} RegNtPreCreateKey
HKLM\software\classes\wow6432node\interface\{ddb878b2-3f43-4471-b746-47906e644468}\typelib:: {8C2B40D2-963F-4307-AD3E-44A17D530D67} RegNtPreCreateKey
HKLM\software\classes\wow6432node\interface\{ddb878b2-3f43-4471-b746-47906e644468}\typelib::version 1.0 RegNtPreCreateKey
HKLM\software\classes\interface\{ddb878b2-3f43-4471-b746-47906e644468}:: IBrowserToDelphi RegNtPreCreateKey
Show More
HKLM\software\classes\interface\{ddb878b2-3f43-4471-b746-47906e644468}\proxystubclsid32:: {00020424-0000-0000-C000-000000000046} RegNtPreCreateKey
HKLM\software\classes\interface\{ddb878b2-3f43-4471-b746-47906e644468}\typelib:: {8C2B40D2-963F-4307-AD3E-44A17D530D67} RegNtPreCreateKey
HKLM\software\classes\interface\{ddb878b2-3f43-4471-b746-47906e644468}\typelib::version 1.0 RegNtPreCreateKey
HKLM\software\classes\wow6432node\interface\{1551601c-141c-4499-9c05-557ca1440a05}:: IBrowserToDelphiEvents RegNtPreCreateKey
HKLM\software\classes\wow6432node\interface\{1551601c-141c-4499-9c05-557ca1440a05}\proxystubclsid32:: {00020420-0000-0000-C000-000000000046} RegNtPreCreateKey
HKLM\software\classes\wow6432node\interface\{1551601c-141c-4499-9c05-557ca1440a05}\typelib:: {8C2B40D2-963F-4307-AD3E-44A17D530D67} RegNtPreCreateKey
HKLM\software\classes\wow6432node\interface\{1551601c-141c-4499-9c05-557ca1440a05}\typelib::version 1.0 RegNtPreCreateKey
HKLM\software\classes\interface\{1551601c-141c-4499-9c05-557ca1440a05}:: IBrowserToDelphiEvents RegNtPreCreateKey
HKLM\software\classes\interface\{1551601c-141c-4499-9c05-557ca1440a05}\proxystubclsid32:: {00020420-0000-0000-C000-000000000046} RegNtPreCreateKey
HKLM\software\classes\interface\{1551601c-141c-4499-9c05-557ca1440a05}\typelib:: {8C2B40D2-963F-4307-AD3E-44A17D530D67} RegNtPreCreateKey
HKLM\software\classes\interface\{1551601c-141c-4499-9c05-557ca1440a05}\typelib::version 1.0 RegNtPreCreateKey
HKLM\software\classes\wow6432node\clsid\{f1f35efe-c7d9-4628-a63c-dd41f5de5914}:: RegNtPreCreateKey
HKLM\software\classes\wow6432node\clsid\{f1f35efe-c7d9-4628-a63c-dd41f5de5914}\localserver32:: c:\Users\user\downloads\d985279da2e0f0cb1d55ca18bb8deaa217144c4c_0000931997 RegNtPreCreateKey
HKLM\software\classes\nbrun.neobookieprotocol:: RegNtPreCreateKey
HKLM\software\classes\nbrun.neobookieprotocol\clsid:: {F1F35EFE-C7D9-4628-A63C-DD41F5DE5914} RegNtPreCreateKey
HKLM\software\classes\wow6432node\clsid\{f1f35efe-c7d9-4628-a63c-dd41f5de5914}\progid:: NBRun.NeoBookIEProtocol RegNtPreCreateKey
HKLM\software\classes\wow6432node\clsid\{ed4f5a35-81e4-4cbf-a823-aaa3c0847c6e}:: BrowserToDelphi Object RegNtPreCreateKey
HKLM\software\classes\wow6432node\clsid\{ed4f5a35-81e4-4cbf-a823-aaa3c0847c6e}\localserver32:: c:\Users\user\downloads\d985279da2e0f0cb1d55ca18bb8deaa217144c4c_0000931997 RegNtPreCreateKey
HKLM\software\classes\nbrun.browsertodelphi:: BrowserToDelphi Object RegNtPreCreateKey
HKLM\software\classes\nbrun.browsertodelphi\clsid:: {ED4F5A35-81E4-4CBF-A823-AAA3C0847C6E} RegNtPreCreateKey
HKLM\software\classes\wow6432node\clsid\{ed4f5a35-81e4-4cbf-a823-aaa3c0847c6e}\progid:: NBRun.BrowserToDelphi RegNtPreCreateKey
HKLM\software\classes\wow6432node\clsid\{ed4f5a35-81e4-4cbf-a823-aaa3c0847c6e}\version:: 1.0 RegNtPreCreateKey
HKLM\software\classes\wow6432node\clsid\{ed4f5a35-81e4-4cbf-a823-aaa3c0847c6e}\typelib:: {8C2B40D2-963F-4307-AD3E-44A17D530D67} RegNtPreCreateKey
HKLM\software\classes\typelib\{8c2b40d2-963f-4307-ad3e-44a17d530d67}\1.0\0\win32:: c:\Users\user\downloads\10315f86a94e76f67022dd9788e948df4d07a5ac_0000659456 RegNtPreCreateKey
HKLM\software\classes\wow6432node\clsid\{f1f35efe-c7d9-4628-a63c-dd41f5de5914}\localserver32:: c:\Users\user\downloads\10315f86a94e76f67022dd9788e948df4d07a5ac_0000659456 RegNtPreCreateKey
HKLM\software\classes\wow6432node\clsid\{ed4f5a35-81e4-4cbf-a823-aaa3c0847c6e}\localserver32:: c:\Users\user\downloads\10315f86a94e76f67022dd9788e948df4d07a5ac_0000659456 RegNtPreCreateKey

Windows API Usage

Category API
Anti Debug
  • IsDebuggerPresent
User Data Access
  • GetUserObjectInformation

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