Threat Database Trojans Trojan.Nymaim.B

Trojan.Nymaim.B

By CagedTech in Trojans
Published:
Last updated:

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 35
First Seen: February 14, 2013
Last Seen: December 21, 2018
OS(es) Affected: Windows

The detection of Trojan.Nymaim.B on your system indicates a potential security threat that requires immediate attention. This type of malware can pose significant risks to your personal data and system integrity. It is essential to understand the nature of this threat and take prompt action to remove it.

What Is Trojan.Nymaim.B?

Trojan.Nymaim.B is a type of Trojan horse malware, which is a broad category of malicious software that disguises itself as legitimate to gain unauthorized access to a computer system. The name "Trojan.Nymaim.B" suggests it is related to or a variant of Trojan horse malware, but without more specific information, it's crucial to focus on general guidance for removal and prevention. Trojans are known for their ability to allow attackers to access a system remotely, steal sensitive information, or install additional malware.

How Trojan.Nymaim.B Operates

While the exact operational details of Trojan.Nymaim.B are not specified, Trojans typically operate by exploiting vulnerabilities in software or tricking users into installing them. Once installed, they can create backdoors, allowing hackers to access the system, steal data, disrupt operations, or use the infected computer as part of a botnet for malicious activities. The lack of specific indicators means focusing on general security practices is key to mitigating the threat.

Symptoms of Infection

Symptoms of a Trojan infection can vary widely but may include unusual system behavior, such as unexpected pop-ups, slow performance, or unfamiliar programs appearing on the system. Sometimes, infections may not exhibit obvious symptoms, making them difficult to detect without proper security software. It's also possible for Trojans to disable security software or interfere with system updates to maintain their presence on the system.

  • Unexplained changes to system settings or files
  • Appearance of unfamiliar or unwanted programs
  • System crashes or instability
  • Increased network activity without apparent cause

How to Remove Trojan.Nymaim.B

  1. Enter Safe Mode with Networking to limit the malware's ability to interfere with removal efforts. This mode allows you to use the internet to download necessary tools while restricting the malware's functionality.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter. Ensure the tool is updated with the latest definitions to improve detection chances.
  3. Uninstall any suspicious programs that were installed around the time of the suspected infection. Be cautious and only remove programs you are certain are malicious or unnecessary.
  4. Reset your web browsers (e.g., Chrome, Firefox, Edge) to their default settings. This can help remove any malicious extensions or settings changes made by the Trojan.
  5. Reboot your system and perform another scan with your anti-malware tool to ensure the threat has been fully removed. Repeat this process until no more threats are detected.

Conclusion

Removing Trojan.Nymaim.B requires a combination of using the right tools, following safe removal practices, and maintaining good security habits to prevent future infections. Keeping your operating system, software, and security tools up to date, being cautious with email attachments and downloads, and regularly scanning your system for malware are crucial steps in protecting your digital environment. 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 secured.

Aliases

10 security vendors flagged this file as malicious.

Antivirus Vendor Detection
Fortinet W32/Dapato.BYPL!tr
Microsoft Trojan:Win32/Nymaim.B
McAfee-GW-Edition Heuristic.LooksLike.Win32.Suspicious.J
AntiVir TR/Drop.Agent.203264
Comodo TrojWare.Win32.Trojan.Agent.Gen
Kaspersky Virus.Win32.Xpaj.genc
eSafe Suspicious File
Avast Win32:Dropper-gen [Drp]
Symantec WS.Reputation.1
McAfee Artemis!6B845D6A8F15

SpyHunter Detects & Remove Trojan.Nymaim.B

File System Details

Trojan.Nymaim.B may create the following file(s):
# File Name MD5 Detections
1. ldr.mcb 6b845d6a8f1579fda03a03cd75de29bd 34