Threat Database Trojans Trojan.Scar.L

Trojan.Scar.L

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 109
First Seen: November 8, 2011
Last Seen: December 12, 2025
OS(es) Affected: Windows

The detection of Trojan.Scar.L on your system indicates a potential security threat that requires immediate attention. This report aims to provide you with a comprehensive understanding of the threat, its operational mechanisms, symptoms of infection, and most importantly, steps to remove it from your system. It's crucial to approach this situation with a calm and methodical mindset to ensure the security and integrity of your data and system.

What Is Trojan.Scar.L?

Trojan.Scar.L is identified as a Trojan-type threat. Trojans are malicious programs that can cause significant harm to computer systems. They are designed to allow unauthorized access to the victim's system, potentially leading to data theft, system crashes, or the installation of additional malware. The name Trojan.Scar.L itself does not directly indicate a specific malware family but suggests it's a variant of Trojan horse malware, which disguises itself as legitimate software to gain access to a computer system.

How Trojan.Scar.L Operates

Like other Trojans, Trojan.Scar.L likely operates by disguising itself as a legitimate program or file, tricking users into installing it on their systems. Once installed, it can create backdoors for remote access, allowing attackers to control the system, steal sensitive information, or use the system for malicious activities like spamming or as part of a botnet. The exact mechanisms can vary, but the ultimate goal is to compromise the system's security and exploit its resources for malicious purposes.

Symptoms of Infection

Symptoms of a Trojan.Scar.L infection can vary but may include unusual system behavior such as slow performance, frequent crashes, or the appearance of unwanted programs or files. You might also notice increased network activity without an apparent cause, or your antivirus software may detect and alert you to suspicious activity. Sometimes, infections can be asymptomatic, making regular system checks and scans crucial for early detection.

How to Remove Trojan.Scar.L

Removing Trojan.Scar.L requires a systematic approach to ensure all components of the malware are eliminated from your system. Here are the steps to follow:

  1. Boot your computer in Safe Mode with Networking. This will limit the malware's ability to interfere with the removal process while still allowing you to download necessary tools.
  2. Download and run a full scan with a reputable anti-malware tool such as SpyHunter. Ensure the tool is updated to the latest version to increase the chances of detecting and removing the malware.
  3. Uninstall any suspicious programs that you do not recognize or that were installed around the time the malware was detected. Be cautious and only uninstall programs you are sure are not needed or are malicious.
  4. Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings. This can help remove any malicious extensions or settings changes made by the malware.
  5. After completing the above steps, reboot your computer and run another full scan with your anti-malware tool to ensure all components of the malware have been removed.

Conclusion

The detection and removal of Trojan.Scar.L highlight the importance of maintaining good cybersecurity practices. Regularly updating your operating system and software, using reputable antivirus programs, being cautious with email attachments and downloads, and regularly backing up important data can help prevent future infections. If you're unsure about any part of the removal process, consider seeking help from a professional to ensure your system is thoroughly cleaned and protected against future threats.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
AVG Generic23.AUSC
AhnLab-V3 Trojan/Win32.Jorik
AntiVir TR/Scar.L.36
BitDefender Trojan.Generic.KDV.281445
Kaspersky Trojan.Win32.Jorik.Xtob.d
eSafe Win32.TrojanScar.L
NOD32 a variant of MSIL/Injector.JO
McAfee W32/Spybot.bfr!a
AVG Generic19.AVGA
Fortinet W32/Scar.DQVE!tr
Ikarus not-a-virus:PSWTool.Win32.NetPass
AhnLab-V3 Win-Trojan/Securisk
Sophos NirPassView
AntiVir TR/Spy.397312.39
BitDefender Gen:Trojan.Heur.PT.yuW@aefc6Uj

File System Details

Trojan.Scar.L may create the following file(s):
# File Name MD5 Detections
1. winup.exe 711ed43ce2417be3bf49ce6cb298606f 38
2. exHelper.exe 63d24d75e6cc07555e9d563c4ebdab5d 4
3. KO_HeavenFireII3.3.22.exe 75868faf7a49b3b8ab3dcafb1903759d 3
4. cfmmon.exe d26b1a18907781983746013119cb46b5 1
5. dllhoster.exe cf12faab912261225a175d41a6cc949e 1
More files