Threat Database Backdoors Backdoor.Simda

Backdoor.Simda

By CagedTech in Backdoors
Published:
Last updated:

Threat Scorecard

Threat Level: 60 % (Medium)
Infected Computers: 27
First Seen: July 25, 2011
OS(es) Affected: Windows

The detection of Backdoor.Simda on your system indicates a potential security threat that requires immediate attention. This backdoor threat can compromise your system's security and allow unauthorized access to your data. It is essential to understand the nature of this threat and take prompt action to remove it.

What Is Backdoor.Simda?

Backdoor.Simda is a type of malware that creates a secret pathway for hackers to access and control your system remotely. This backdoor threat can be used to steal sensitive information, install additional malware, or disrupt your system's operation. The name "Backdoor.Simda" suggests that it is a backdoor-type malware, but without more specific information, it is difficult to determine its exact characteristics or behavior.

How Backdoor.Simda Operates

Backdoor.Simda, like other backdoor threats, operates by creating a covert communication channel between your system and a remote server controlled by the attacker. This channel can be used to transmit commands, steal data, or install additional malware. The threat can spread through various means, including exploited vulnerabilities, infected software downloads, or phishing attacks. Once installed, it can remain hidden, making it challenging to detect and remove.

Symptoms of Infection

Systems infected with Backdoor.Simda may exhibit various symptoms, including unusual network activity, slow system performance, or unexplained changes to system settings. You may also notice unfamiliar programs or processes running in the background. However, some backdoor threats can remain asymptomatic, making them difficult to detect without the aid of security software.

  • Unusual network activity, such as unexpected outgoing connections
  • Slow system performance or frequent crashes
  • Unexplained changes to system settings or files
  • Appearance of unfamiliar programs or processes

How to Remove Backdoor.Simda

To remove Backdoor.Simda, follow these steps carefully:

  1. Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow for internet access for updates and scans.
  2. Perform a full scan of your system using 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 were installed around the time of the infection.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or settings.
  5. Reboot your system and perform another full scan to ensure that all remnants of the malware have been removed.

Conclusion

The removal of Backdoor.Simda requires careful and immediate action to prevent further damage to your system and data. By understanding the nature of this threat and following the removal steps outlined above, you can help protect your system and maintain your privacy and security. Remember, prevention is key, so always be cautious when downloading software, opening email attachments, or clicking on links from unknown sources.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
AVG BackDoor.Generic15.CLLN
Fortinet W32/Simda.ADD!tr.bdr
Sophos Mal/Encpk-ADD
Kaspersky Backdoor.Win32.Simda.dqr
McAfee Artemis!D04C8BBB2C77
Panda Trj/DataRecovery.A
AVG Crypt.BBWY
Fortinet W32/Simda.D!tr
AntiVir BDS/Backdoor.Gen6
BitDefender Trojan.Generic.KD.781567
Kaspersky Backdoor.Win32.Simda.hor
CAT-QuickHeal Backdoor.Simda.hor
AVG BackDoor.Generic15.COGA
Kaspersky Backdoor.Win32.Simda.fda
Avast Win32:Trojan-gen

File System Details

Backdoor.Simda may create the following file(s):
# File Name MD5 Detections
1. kb614455.exe cd2c0e76d6111ff9c0c6fc089ae78dda 9
2. up_pack.exe 2c795724f7f20f2b3ee27bb16481c0b9 6
3. kb863643.exe 6b56b9ac64bb7977fe8f65481e6eec53 2
4. AA931.exe 95b971fc700efe93bf8e559a927f40a7 2
5. 931qG3.exe f81700005d9983827ef03059702584be 1
6. A17e3.exe 30d4ae0b8a6b985d7c5f189da39beac9 1
7. 1793qG9i.exe 2cc0e51ef47132941260e219f7357055 1
8. A5k5y.exe b874e6ba10312da153a5c1cc233fa788 1
9. yWS5e55.exe d04c8bbb2c7779008f432da37d3cb6f1 1