Threat Database Trojans Trojan.Sefnit.O

Trojan.Sefnit.O

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 453
First Seen: May 16, 2011
Last Seen: January 10, 2022
OS(es) Affected: Windows

The detection of Trojan.Sefnit.O on your system indicates a potential security threat that requires immediate attention. This Trojan-type threat can compromise your computer's security and put your personal data at risk. It is essential to understand the nature of this threat and take prompt action to remove it and prevent future infections.

What Is Trojan.Sefnit.O?

Trojan.Sefnit.O is a type of malicious software that can infiltrate your computer without your knowledge or consent. Trojans are known for their ability to disguise themselves as legitimate programs, making them difficult to detect. They can be spread through various means, including infected software downloads, phishing emails, or exploited vulnerabilities in your system. Once inside, Trojans can cause significant harm, including data theft, system crashes, and the installation of additional malware.

How Trojan.Sefnit.O Operates

Upon infection, Trojan.Sefnit.O can operate in the background, secretly performing malicious activities. It may connect to remote servers to receive instructions or transmit stolen data. This threat can also create backdoors, allowing hackers to access your system and take control of your computer. Furthermore, it may install additional malware or modify system settings to maintain its presence and evade detection.

Symptoms of Infection

Identifying the symptoms of a Trojan.Sefnit.O infection can be challenging, as it often runs silently in the background. However, you may notice some unusual activities, such as slow system performance, frequent crashes, or unfamiliar programs running on your computer. You may also experience issues with your internet connection, such as slow browsing or unexpected redirects. If you suspect that your system is infected, it is crucial to take immediate action to remove the threat.

How to Remove Trojan.Sefnit.O

  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 malicious components related to Trojan.Sefnit.O.
  3. Uninstall any suspicious programs or applications that may be associated with 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 scan to ensure that the threat has been completely removed.

Conclusion

Removing Trojan.Sefnit.O from your system requires a combination of technical knowledge and the right tools. By following the steps outlined above, you can effectively eliminate this threat and prevent future infections. It is essential to remain vigilant and take proactive measures to protect your system, such as keeping your operating system and software up-to-date, using strong antivirus software, and being cautious when downloading attachments or clicking on links from unknown sources. Remember, a safe and secure computing experience depends on your ability to identify and respond to potential threats in a timely and effective manner.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
AntiVir TR/Sefnit.O.772
McAfee Generic.dx!bapp
Fortinet W32/Dx.BAML!tr
McAfee Generic.dx!baml
CAT-QuickHeal Trojan.Sefnit.o
AntiVir TR/Sefnit.O.1450
ClamAV Trojan.Sefnit-2033
NOD32 a variant of Win32/Sefnit.BR
AntiVir TR/Sefnit.O.970
ClamAV Trojan.Sefnit-1432
eSafe Win32.TRSefnit.O
AVG Generic25.YXR
Fortinet W32/Sefnit.J!tr
AntiVir TR/Sefnit.O.2113
NOD32 a variant of Win32/Sefnit.BT

File System Details

Trojan.Sefnit.O may create the following file(s):
# File Name MD5 Detections
1. kbdMobile32.dll 23b42cfbe1e136c719353cc7a4fbb9b7 8
2. iePathdlg.dll 7494256a1a141e3c6cae978462d1e85b 8
3. Smartcfg90.dll 7a46237b2bd8681de3ab75f90c19843c 7
4. CdUserTask.dll dd034584be0e2357038ad31211f14a7b 7
5. Acrocfgclass.dll 496d14e98bebc667c93f8928302ecc26 7
6. QuickWebHelper.dll e8c12e0ca1e76ac5ab27f5442754022b 5
7. uniCommonvga.dll 0c130a40529cf65b81e61c8c91f0c280 4
8. sysnetARM.dll ebf451c859139f49d800d7e86184d2f3 4
9. Smartobjnt5.dll 99b1bafdc7919580c3ef13ad1df7ab7e 3
10. acxCommon.NET.dll a3dacb143a02b8b7bb81b73d773bd027 3
11. nsMapspl.dll fe8a2afb3e4122f6a4b84c17c0e1dc11 3
12. sysCommsAgent.dll cf493319d471deeae78f4dda8ffb6175 3
13. compatWebLite.dll 7f576bbf7b6c98d7eeb43b6c30211610 3
14. AcroGLOffice.dll 0ac43820caed52b6f5ce0b51f495152a 2
15. lanapiUsb.dll a512ba28827b19c8b1ab316019fdb6ef 2
16. smiPaddrv.dll 267edc76e5ade5b3234ba098ff665072 2
17. olenetspl.dll c1f9adf5bca581a461798bed52fde97f 2
18. usermapRpl.dll d7353ff89a5793f327046cd127be4009 2
19. lanCommonsvc.dll bd84591a3aff9f8b68f2968de89d6d59 1
20. QuickCommonmon2.dll 20f1dc05e1439b06f7b89599eda4c8d6 1
21. ienetlink.dll 85805fc1fa29d01139272117de92d4ae 1
22. smpCommshid.dll 988480f4a29ff7bd7723fb4cf3b846fd 1
23. SyncUserpnp.dll 625dbaad78848e2da857e1f147b22d4a 1
24. wmiPadVdm.dll 46d6ba52dc5916d2cc32faf5c9e2f35e 1
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