Threat Database Trojans Trojan.Rozena.A

Trojan.Rozena.A

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 14,053
Threat Level: 80 % (High)
Infected Computers: 1,155
First Seen: January 19, 2011
Last Seen: May 14, 2026
OS(es) Affected: Windows

The detection of Trojan.Rozena.A on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise the security and integrity of your computer, and it's essential to understand its nature and take steps to remove it.

What Is Trojan.Rozena.A?

Trojan.Rozena.A is a type of Trojan horse malware, which is a broad category of malicious software that disguises itself as legitimate or harmless. Trojans are often used to gain unauthorized access to a computer system, allowing attackers to steal sensitive information, install additional malware, or disrupt system operation. The name Trojan.Rozena.A suggests that it is a specific variant of Trojan horse malware, but the exact characteristics and behaviors may vary.

How Trojan.Rozena.A Operates

Like other Trojans, Trojan.Rozena.A is likely designed to operate stealthily, avoiding detection by security software and system administrators. It may use various techniques to infect a system, such as exploiting vulnerabilities in software, disguising itself as a legitimate program, or tricking users into installing it. Once installed, the Trojan can communicate with its command and control servers to receive instructions, transmit stolen data, or download additional malware.

Symptoms of Infection

The symptoms of a Trojan.Rozena.A infection can vary, but common indicators 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 websites or servers, or that your personal data is being transmitted without your consent. In some cases, the Trojan may not exhibit any noticeable symptoms, making it difficult to detect without the aid of security software.

How to Remove Trojan.Rozena.A

  1. Boot your system in Safe Mode with Networking to prevent the Trojan from loading and to allow for internet access. This will make it easier to download and install removal tools.
  2. Download and install a reputable anti-malware tool, such as SpyHunter, and perform a full scan of your system to detect and remove the Trojan.
  3. Uninstall any suspicious programs or applications that may be related to the Trojan. Be cautious when removing programs, as some may be legitimate or required by your system.
  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 system and perform another full scan with your anti-malware tool to ensure that the Trojan has been completely removed.

Conclusion

Removing Trojan.Rozena.A from your system requires careful attention to detail and a thorough understanding of the malware's behavior. By following the steps outlined above and using reputable security software, you can help protect your system and personal data from the potential harm caused by this Trojan. Remember to always be cautious when downloading and installing software, and to keep your operating system and security software up to date to prevent future infections.

Analysis Report

General information

Family Name: Trojan.Rozena.A
Signature status: No Signature

Known Samples

MD5: cd631205935ae77008c5f0320046ef35
SHA1: 337ff5b6ad41d23b9dca025f38888585225dc137
SHA256: 2BEB76257E8C193408660235499999B31B0BE9AFDFC5F6697FD2A4AA127393D4
File Size: 375.78 KB, 375783 bytes
MD5: ccea1f79cf78e263e8b43a2a13b11455
SHA1: f664bb12397dd802aca2c1847e044313d5f54c5f
SHA256: FBA43184622D40348E079F51ABD3FC4D100C2627445C31150733BAC32F8C5A53
File Size: 387.64 KB, 387643 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 resources
  • File doesn't have security information
  • File has TLS information
  • File is 32-bit executable
  • File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
  • File is either console or GUI application
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  • File is Native application (NOT .NET application)
  • File is not packed
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Traits

  • No Version Info
  • x86

Block Information

Total Blocks: 241
Potentially Malicious Blocks: 0
Whitelisted Blocks: 138
Unknown Blocks: 103

Visual Map

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

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