Threat Database Backdoors Backdoor.Zepfod.A

Backdoor.Zepfod.A

By CagedTech in Backdoors

Threat Scorecard

Popularity Rank: 13,007
Threat Level: 60 % (Medium)
Infected Computers: 2,837
First Seen: September 19, 2018
Last Seen: July 27, 2026
OS(es) Affected: Windows

The detection of Backdoor.Zepfod.A on your system indicates a potentially serious security threat. This backdoor threat can allow unauthorized access to your computer, compromising your personal data and system security. It is essential to understand the nature of this threat and take immediate action to remove it and prevent future infections.

What Is Backdoor.Zepfod.A?

Backdoor.Zepfod.A is a type of malware that creates a secret entrance to your computer, allowing hackers to remotely access and control your system. This backdoor can be used to steal sensitive information, install additional malware, or use your computer as a botnet to launch attacks on other systems. The presence of Backdoor.Zepfod.A on your system can put your personal data, including login credentials, financial information, and other sensitive details, at risk.

How Backdoor.Zepfod.A Operates

Backdoor.Zepfod.A operates by creating a covert communication channel between your computer and a command and control server controlled by the attacker. This channel can be used to transmit stolen data, receive instructions, or download additional malware. The backdoor can be installed on your system through various means, including exploited vulnerabilities, phishing attacks, or drive-by downloads. Once installed, it can remain hidden, making it challenging to detect and remove without proper security tools and expertise.

Symptoms of Infection

The symptoms of a Backdoor.Zepfod.A infection can be subtle, but they may include unusual system behavior, such as slow performance, frequent crashes, or unexpected pop-ups. You may also notice that your system is connecting to unfamiliar servers or transmitting data to unknown destinations. In some cases, the backdoor may attempt to disable security software or block access to certain websites, making it harder to detect and remove.

  • Unexplained changes to system settings or configuration
  • New, unfamiliar programs or icons on your desktop
  • Increased network activity or unusual data transmission
  • System crashes or instability

How to Remove Backdoor.Zepfod.A

  1. Boot your system in Safe Mode with Networking to prevent the backdoor from loading and to allow for internet access to download removal tools.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove the backdoor and any associated malware.
  3. Uninstall any suspicious programs or applications that may be related to the backdoor 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 the backdoor and any associated malware have been completely removed.

Conclusion

Removing Backdoor.Zepfod.A from your system requires careful attention to detail and a comprehensive approach to ensure that all associated malware and components are eliminated. By following the steps outlined above and maintaining good security practices, such as keeping your operating system and software up to date, using strong passwords, and avoiding suspicious downloads, you can help protect your system from future infections and maintain your online security.

Analysis Report

General information

Family Name: Backdoor.Zepfod.A
Signature status: No Signature

Known Samples

MD5: 055de4966ee9d8c6f1a7edb6c7079140
SHA1: eb4f48e9e430a4af7d855325988349fc45a71ee7
File Size: 552.96 KB, 552960 bytes
MD5: 4ea0b392ec86b8ff38eea7e117fa2bfe
SHA1: 43e48173538ea57239da416be6d3d2bbdf7a6e6a
SHA256: E4C854218863B4353CBAC8316DE238ABF1433E43663B0CFCD61136E693242B24
File Size: 577.54 KB, 577536 bytes
MD5: e53bc9502c2f3d2d3e82e8af3dd92d79
SHA1: 46499afefcc0e9a37cd37960d7e8f617471b5efc
SHA256: 8D324D69B97502372AC011696B13F222B6FD8BA1841D52DE942533EC40F2E74F
File Size: 532.48 KB, 532480 bytes
MD5: 0512810429f8499d7eb26d46c8e86095
SHA1: 355dbd8d7240db385ff5b99d13fc5b5f02235234
SHA256: D21345C4DF036A7F4B149667994E33EF25FE2FD10F991A5C258F8FA764A0FB15
File Size: 622.59 KB, 622592 bytes
MD5: d1eb63a068620d3a73df0a7393fa48dd
SHA1: 1e0406160efe60b8f75e9d0bcf5c3e2f62ff9181
SHA256: 5C5A85AB5C8975799DB1373546665BF8B3D1D5BC9332B9EEB31C911235E5A96D
File Size: 512.00 KB, 512000 bytes
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MD5: 843dd628d579de65ba0ce8e152ef6091
SHA1: d1e693ff77814f305dcfd5eabef95bc320cceda6
SHA256: DBE43D30DEC5F5E122CAB0B0AA66EEA7FC11CC14EE45A9138E2F7B1962F1BD8D
File Size: 667.65 KB, 667648 bytes
MD5: f314bf0322dd1689e489d277bbebc7dc
SHA1: a851a6d4ccdbc16dfd60b4ec4bd86f5442cdf611
SHA256: EF181007B8136ED776F5E393518BD736FF0C31EAF495FBEAC19C9B29A30A26D2
File Size: 815.10 KB, 815104 bytes
MD5: 68202813d53b3b334afa64013e8e2e76
SHA1: 386887eb0a9824d360dad3e5f3f905d723737c6d
SHA256: 0912419F09D691FE9264C8ABEED8FE2E0101EE3A9DB5945DFEC926EAE7C20B6B
File Size: 491.52 KB, 491520 bytes
MD5: 8fefb71ea7b9311c544bbe0078eaa4fe
SHA1: 26cb3238a519e63d5a77b2e0a2cae001fa73c873
SHA256: 20E641564F97D7F362E0563F58A5C7E2B20DD29DCDA4B8B24BAEDE92CF8B3949
File Size: 753.66 KB, 753664 bytes
MD5: b0ea0f1bd13e0d627bf83d56332e8cc0
SHA1: d6c49cc32a266ebae747cd332a98530c597bbeb8
SHA256: 5A2AFF08E034C7156254530FB55E001A51639D77C8759B165CAA45F4041C440D
File Size: 544.77 KB, 544768 bytes
MD5: 69900dca6b8b9efd296f3d05e667f32d
SHA1: c89098f09f9451b0114f829dfe11af81cc1cf564
SHA256: 6C5314532E8A7FFD4D9F26DE826E2E1AE3E6A20D80BF05BA910C6839963B7CF3
File Size: 643.07 KB, 643072 bytes
MD5: c29e25dce00093f2a4c457a5298af22c
SHA1: 90fa1e500b8346dab6fe23bd07a2b4d2cd37f49e
SHA256: DDA9E3818FFBE5D448615820C52EAD8744E6E3048BF7FF8A29B6C521716A0DCC
File Size: 626.69 KB, 626688 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have exports table
  • File doesn't have relocations information
  • File doesn't have security information
  • File is 32-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • File is Native application (NOT .NET application)
  • File is not packed
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  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Icons

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35 additional icons are not displayed above.

File Traits

  • HighEntropy
  • No Version Info
  • x86

Block Information

Total Blocks: 106
Potentially Malicious Blocks: 7
Whitelisted Blocks: 99
Unknown Blocks: 0

Visual Map

x x x x x x x 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Files Modified

File Attributes
c:\users\user\appdata\local\temp\ddyxusbquzj.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\fbshdhhvaul.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\gaosesrvobm.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\hvkpmytnbpn.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\krahmchbqtq.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\lswvcatfxjr.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\redsriiwsvx.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\rozxzkfyvrx.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\vgbawtemjvb.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\xuvjukcfswd.exe Generic Write,Read Attributes
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c:\users\user\appdata\local\temp\yjysouqqlce.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\zbhzbfwvcpf.exe Generic Write,Read Attributes

Windows API Usage

Category API
User Data Access
  • GetComputerName