What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

Spectating the Backdoor:Win32/Carrotime.A detection name means that your PC is in big danger. This virus can correctly be named as ransomware – virus which ciphers your files and asks you to pay for their decryption. Deleteing it requires some specific steps that must be done as soon as possible.

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Backdoor:Win32/Carrotime.A detection is a malware detection you can spectate in your system. It often appears after the preliminary actions on your PC – opening the untrustworthy e-mail, clicking the banner in the Internet or setting up the program from dubious resources. From the moment it appears, you have a short time to act until it starts its malicious activity. And be sure – it is better not to wait for these destructive things.

What is Backdoor:Win32/Carrotime.A virus?

Backdoor:Win32/Carrotime.A is ransomware-type malware. It looks for the files on your disk, encrypts it, and after that asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this virus also does a ton of harm to your system. It alters the networking settings in order to prevent you from looking for the removal manuals or downloading the anti-malware program. In some cases, Backdoor:Win32/Carrotime.A can even stop the launching of anti-malware programs.

Backdoor:Win32/Carrotime.A Summary

Summarizingly, Backdoor:Win32/Carrotime.A malware actions in the infected computer are next:

  • Reads data out of its own binary image;
  • CAPE extracted potentially suspicious content;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Behavioural detection: Injection (Process Hollowing);
  • Behavioural detection: Injection (inter-process);
  • CAPE detected the Loki malware family;
  • Harvests credentials from local FTP client softwares;
  • Harvests information related to installed instant messenger clients;
  • Harvests information related to installed mail clients;
  • Collects information to fingerprint the system;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Encrypting the documents located on the victim’s disk drive — so the victim cannot use these files;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of security tools

Ransomware has been a headache for the last 4 years. It is challenging to realize a more hazardous virus for both individuals and corporations. The algorithms utilized in Backdoor:Win32/Carrotime.A (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have a lot more time than our galaxy currently exists, and possibly will exist. However, that virus does not do all these horrible things without delay – it can require up to a few hours to cipher all of your files. Therefore, seeing the Backdoor:Win32/Carrotime.A detection is a clear signal that you must start the clearing procedure.

Where did I get the Backdoor:Win32/Carrotime.A?

General methods of Backdoor:Win32/Carrotime.A distribution are typical for all other ransomware variants. Those are one-day landing sites where users are offered to download the free software, so-called bait e-mails and hacktools. Bait emails are a pretty new tactic in malware distribution – you get the email that mimics some routine notifications about deliveries or bank service conditions modifications. Within the e-mail, there is a malicious MS Office file, or a link which leads to the exploit landing site.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Avoiding it looks pretty easy, but still requires tons of attention. Malware can hide in various spots, and it is better to prevent it even before it invades your PC than to trust in an anti-malware program. Common cybersecurity knowledge is just an important thing in the modern world, even if your interaction with a PC stays on YouTube videos. That can keep you a lot of money and time which you would spend while seeking a fixing guide.

Backdoor:Win32/Carrotime.A malware technical details

File Info:

name: 54E6E98E527F1BEFB5B5.mlw
path: /opt/CAPEv2/storage/binaries/27689bcbab872e321f4c9f9b5b01a6c7e1eca0ee7442afc80c5af48e62d3c5f3
crc32: DA280CCE
md5: 54e6e98e527f1befb5b530b571ecbd43
sha1: 941694ae0920c07c7c2aab9fe0e7efe5f6067635
sha256: 27689bcbab872e321f4c9f9b5b01a6c7e1eca0ee7442afc80c5af48e62d3c5f3
sha512: 83fa1ac4b3293e913d6fa3cf040ebc795054b718692759589f893c310711c377649b31633044a0c4c3908f66e61bcc6bf60d5a21da141a36a2525e97eccd7620
ssdeep: 3072:v0rl5ozXdoA3uGhrr6kZIMsqslrGrxpdb4tY2o1YmrPKWGF/++yNGoMJcx:vI5o5RNhRIMmKb4tYV1YEPKHVJywgx
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1B6443D5BA0AEDC35D423E1387432D35723941C70523921477388B4B4FEEE2DE7A5AAA7
sha3_384: 0b5ebc6a5f46e12669e5d53d876219eb1920b6827a3a49b58dae14511fff8a3cbf3a8a8bf5938439b751f03a7b03209d
ep_bytes: e803260000e989feffffa12071420056
timestamp: 2016-11-15 18:02:06

Version Info:

0: [No Data]

Backdoor:Win32/Carrotime.A also known as:

K7AntiVirusTrojan ( 0051e3201 )
K7GWTrojan ( 0051e3201 )
CrowdStrikewin/malicious_confidence_100% (W)
SymantecTrojan Horse
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
EmsisoftTrojan.GenericKD.3717772 (B)
RisingTrojan.Win32.Fareit.sp (CLASSIC)
SentinelOneStatic AI – Suspicious PE

How to remove Backdoor:Win32/Carrotime.A?

Backdoor:Win32/Carrotime.A malware is incredibly difficult to eliminate manually. It puts its data in several places throughout the disk, and can recover itself from one of the elements. Moreover, countless alterations in the registry, networking settings and also Group Policies are pretty hard to find and change to the initial. It is better to make use of a specific app – exactly, an anti-malware program. GridinSoft Anti-Malware will definitely fit the most ideal for malware removal purposes.

Remove Backdoor:Win32/Carrotime.A with Gridinsoft Anti-Malware

We have also been using this software on our systems ever since, and it has always been successful in detecting viruses. It has blocked the most common Trojans as shown from our tests with the software, and we assure you that it can remove Backdoor:Win32/Carrotime.A as well as other malware hiding on your computer.

Gridinsoft Anti-Malware - Main Screen

To use Gridinsoft for remove malicious threats, follow the steps below:

1. Begin by downloading Gridinsoft Anti-Malware, accessible via the blue button below or directly from the official website

2.Once the Gridinsoft setup file (setup-gridinsoft-fix.exe) is downloaded, execute it by clicking on the file.


3.Follow the installation setup wizard's instructions diligently.

Gridinsoft Setup Wizard

4. Access the "Scan Tab" on the application's start screen and launch a comprehensive "Full Scan" to examine your entire computer. This inclusive scan encompasses the memory, startup items, the registry, services, drivers, and all files, ensuring that it detects malware hidden in all possible locations.

Scan for Backdoor:Win32/Carrotime.A Trojans

Be patient, as the scan duration depends on the number of files and your computer's hardware capabilities. Use this time to relax or attend to other tasks.

5. Upon completion, Anti-Malware will present a detailed report containing all the detected malicious items and threats on your PC.

The Backdoor:Win32/Carrotime.A was Found

6. Select all the identified items from the report and confidently click the "Clean Now" button. This action will safely remove the malicious files from your computer, transferring them to the secure quarantine zone of the anti-malware program to prevent any further harmful actions.

The Backdoor:Win32/Carrotime.A has been removed

8. If prompted, restart your computer to finalize the full system scan procedure. This step is crucial to ensure thorough removal of any remaining threats. After the restart, Gridinsoft Anti-Malware will open and display a message confirming the completion of the scan.

Remember Gridinsoft offers a 6-day free trial. This means you can take advantage of the trial period at no cost to experience the full benefits of the software and prevent any future malware infections on your system. Embrace this opportunity to fortify your computer's security without any financial commitment.

Trojan Killer for “Backdoor:Win32/Carrotime.A” removal on locked PC

In situations where it becomes impossible to download antivirus applications directly onto the infected computer due to malware blocking access to websites, an alternative solution is to utilize the Trojan Killer application.

Trojan Killer - Main View

There is a really little number of security tools that are able to be set up on the USB drives, and antiviruses that can do so in most cases require to obtain quite an expensive license. For this instance, I can recommend you to use another solution of GridinSoft - Trojan Killer Portable. It has a 14-days cost-free trial mode that offers the entire features of the paid version. This term will definitely be 100% enough to wipe malware out.

Trojan Killer is a valuable tool in your cybersecurity arsenal, helping you to effectively remove malware from infected computers. Now, we will walk you through the process of using Trojan Killer from a USB flash drive to scan and remove malware on an infected PC. Remember, always obtain permission to scan and remove malware from a computer that you do not own.

Step 1: Download & Install Trojan Killer on a Clean Computer:

1. Go to the official GridinSoft website ( and download Trojan Killer to a computer that is not infected.

Download Trojan Killer

2. Insert a USB flash drive into this computer.

3. Install Trojan Killer to the "removable drive" following the on-screen instructions.

Install Trojan Killer to Removable Drive

4. Once the installation is complete, launch Trojan Killer.

Step 2: Update Signature Databases:

5. After launching Trojan Killer, ensure that your computer is connected to the Internet.

6. Click "Update" icon to download the latest signature databases, which will ensure the tool can detect the most recent threats.

Click Update Button

Step 3: Scan the Infected PC:

7. Safely eject the USB flash drive from the clean computer.

8. Boot the infected computer to the Safe Mode.

9. Insert the USB flash drive.

10. Run tk.exe

11. Once the program is open, click on "Full Scan" to begin the malware scanning process.

Searching Backdoor:Win32/Carrotime.A Virus

Step 4: Remove Found Threats:

12. After the scan is complete, Trojan Killer will display a list of detected threats.

Searching Backdoor:Win32/Carrotime.A Finished

13. Click on "Cure PC!" to remove the identified malware from the infected PC.

14. Follow any additional on-screen prompts to complete the removal process.

Restart needed

Step 5: Restart Your Computer:

15. Once the threats are removed, click on "Restart PC" to reboot your computer.

16. Remove the USB flash drive from the infected computer.

Congratulations on effectively removing Backdoor:Win32/Carrotime.A and the concealed threats from your computer! You can now have peace of mind, knowing that they won't resurface again. Thanks to Gridinsoft's capabilities and commitment to cybersecurity, your system is now protected.

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About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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