Threat Database Backdoors Backdoor.Small

Backdoor.Small

By CagedTech in Backdoors
Published:
Last updated:

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 6
First Seen: July 24, 2009
Last Seen: December 6, 2021
OS(es) Affected: Windows

The detection of Backdoor.Small on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to secretly allow unauthorized access to your computer, which can lead to a range of serious consequences, including data theft, system compromise, and further malware infections. It is essential to understand the nature of this threat and take prompt action to remove it and secure your system.

What Is Backdoor.Small?

Backdoor.Small refers to a type of backdoor malware that creates a covert communication channel between your computer and a remote server controlled by the attacker. This allows the attacker to access your system without your knowledge or consent, potentially leading to unauthorized data access, malware distribution, and other malicious activities. Backdoors like Backdoor.Small are often installed through exploits in software vulnerabilities, phishing attacks, or drive-by downloads from compromised websites.

How Backdoor.Small Operates

Once installed, Backdoor.Small operates in the background, hiding from the user and security software. It may use various techniques to evade detection, such as code obfuscation, anti-debugging methods, and rootkit functionalities to conceal its presence. The malware communicates with its command and control (C2) server to receive instructions, which can include commands to steal sensitive information, install additional malware, or use the infected computer as part of a botnet for distributed denial-of-service (DDoS) attacks or spamming.

Symptoms of Infection

Identifying a Backdoor.Small infection can be challenging due to its stealthy nature. However, some indicators of a potential backdoor infection include unusual network activity, slow system performance, unexplained changes in system settings, and increased pop-up ads or unexpected software installations. If you suspect your system has been compromised, it is crucial to act quickly to minimize potential damage.

  • Unusual network activity, such as unexpected outgoing connections to unknown servers.
  • System performance issues, including slow startup times, frequent crashes, or freezes.
  • Unexplained changes in system settings or the appearance of unfamiliar programs.
  • An increase in spam or phishing emails being sent from your email account.

How to Remove Backdoor.Small

  1. Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for internet access. This will make it easier to download and install removal tools.
  2. Download and run a full scan with a reputable anti-malware tool, such as SpyHunter, to detect and remove the Backdoor.Small malware and any other potential threats.
  3. Uninstall any suspicious programs or applications that you do not recognize or that were installed around the time the malware was detected.
  4. Reset your web browsers (Google Chrome, Mozilla Firefox, Microsoft Edge, etc.) to their default settings to remove any malicious extensions or settings changes made by the malware.
  5. Reboot your computer and perform another full scan with your anti-malware software to ensure that all traces of the malware have been removed.

Conclusion

Removing Backdoor.Small from your system requires careful and immediate action to prevent further damage. By following the steps outlined above and maintaining good security practices, such as keeping your operating system and software up to date, using strong antivirus software, and being cautious with emails and downloads, you can help protect your computer from backdoor threats and other types of malware. Regularly scanning your system for malware and monitoring your network activity can also help in early detection and removal of potential threats, ensuring your system remains secure and your data protected.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
Panda Bck/Small.VY
AVG BackDoor.Generic4.VAF
Ikarus Trojan-Downloader.Win32.Small
AhnLab-V3 Backdoor/Win32.Small
Antiy-AVL Backdoor/Win32.Small.gen
eTrust-Vet Win32/GCDoor.A
AntiVir BDS/Small.BC.2
Sophos Troj/Backdr-DAU
BitDefender Backdoor.Small.BC
Kaspersky Backdoor.Win32.Small.nv
ClamAV Trojan.Small-5349
eSafe Win32.Small.nv
Avast Win32:Trojan-gen
F-Prot W32/Backdoor.AKOU
NOD32 Win32/Small.NV

File System Details

Backdoor.Small may create the following file(s):
# File Name MD5 Detections
1. GCTRAY.exe 14d7195d329a64f77ab650721dec2046 4
2. system32.exe 2da1157263733458248a2b247de59a42 1
3. ctfmona.exe 8c16d06762e51a8c5a7c340c66a7ea05 0