Threat Database Trojans Trojan.Sefnit.AL

Trojan.Sefnit.AL

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 65
First Seen: June 25, 2012
OS(es) Affected: Windows

The detection of Trojan.Sefnit.AL 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 take steps to remove it.

What Is Trojan.Sefnit.AL?

Trojan.Sefnit.AL is a type of Trojan horse malware, which is a broad category of malicious software that disguises itself as legitimate or harmless. The name "Trojan.Sefnit.AL" is a detection label used by security software to identify this specific threat. Trojans are known for their ability to sneak into systems without being detected, often by exploiting vulnerabilities or disguising themselves as legitimate programs.

How Trojan.Sefnit.AL Operates

Once installed, Trojan.Sefnit.AL can operate in various ways, depending on its intended purpose. Trojans can be used to steal sensitive information, such as login credentials, credit card numbers, or personal data. They can also be used to install additional malware, create backdoors for remote access, or disrupt system performance. In some cases, Trojans can be used to recruit infected computers into botnets, which are networks of compromised machines used for malicious activities such as spamming, DDoS attacks, or cryptocurrency mining.

Symptoms of Infection

The symptoms of a Trojan.Sefnit.AL infection can vary, but common signs include unusual system behavior, such as slow performance, frequent crashes, or unexpected pop-ups. You may also notice unfamiliar programs or icons on your desktop, or suspicious network activity. In some cases, you may receive warnings from your security software or notices of blocked connections. If you suspect that your system is infected, it's crucial to take immediate action to prevent further damage.

How to Remove Trojan.Sefnit.AL

  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. Run a full scan with a reputable anti-malware tool, such as SpyHunter, to detect and remove all instances of the malware.
  3. Uninstall any suspicious programs or applications that you don't recognize or that were installed without your consent.
  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 run another full scan to ensure that the malware has been completely removed.

Conclusion

Removing Trojan.Sefnit.AL requires a thorough and multi-step approach to ensure that all instances of the malware are eliminated. By following the steps outlined above and taking proactive measures to protect your system, you can help prevent future infections and maintain the security and integrity of your computer. Remember to always be cautious when downloading software or opening email attachments from unknown sources, and keep your operating system and security software up to date to stay protected against the latest threats.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
Panda Suspicious file
BitDefender Gen:Variant.Kazy.24970
Kaspersky Trojan.Win32.Sefnit.oiy
Symantec Trojan.Sefnit!gen3
K7AntiVirus Trojan
AntiVir TR/Sefnit.O.1349
NOD32 a variant of Win32/Sefnit.BR
McAfee Sefnit.b
GData Win32:Rootkit-gen
ClamAV PUA.Packed.MoleBox.2X
eSafe SuspiciousR-Mytob3
NOD32 probably a variant of Win32/Monitor.SysKL
AVG PSW.Banker6.CXQ
Ikarus Backdoor.Win32.Retig
AntiVir TR/Dropper.Gen

File System Details

Trojan.Sefnit.AL may create the following file(s):
# File Name MD5 Detections
1. usrWebdlg.dll 58322b6be033993e92bb97f92d6bfe60 45
2. BluetoothCommonmon.dll 854d0ef8fc0f72207c410a81175faef2 7
3. exproler.exe 900811800ffbf20d1fa1742a133225a1 4
4. DesktopNetSched.dll 544eee44bc9435c7d806fb5f9e6e94be 3
5. Sysfw.exe b4353801cf082face942e68aa55a7856 2
6. cdcc.sys 7a2ba6b9a716b661b943f6a570b0d634 1
7. 4D9.exe 89d0cd3e9b5f99d2636308429bb557c7 1
8. skla.exe f7fb9014c9619d3671a33f73685c1b34 1
9. TcuDriver.exe b9cabc28d7b898355a7066d0759a09fc 1