What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Backdoor:Win32/Koceg!B malware detection means that your computer is in big danger. This computer virus can correctly be named as ransomware – type of malware which ciphers your files and forces you to pay for their decryption. Stopping it requires some unusual steps that must be taken as soon as possible.
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Backdoor:Win32/Koceg!B detection is a virus detection you can spectate in your computer. It generally shows up after the preliminary actions on your computer – opening the untrustworthy e-mail messages, clicking the banner in the Internet or setting up the program from suspicious sources. From the moment it shows up, you have a short time to take action before it begins its destructive action. And be sure – it is far better not to await these destructive things.

What is Backdoor:Win32/Koceg!B virus?

Backdoor:Win32/Koceg!B is ransomware-type malware. It searches for the files on your disk drive, ciphers it, and after that asks you to pay the ransom for getting the decryption key. Besides making your documents inaccessible, this malware additionally does a ton of damage to your system. It changes the networking setups in order to avoid you from reading the elimination guidelines or downloading the anti-malware program. Sometimes, Backdoor:Win32/Koceg!B can also stop the setup of anti-malware programs.

Backdoor:Win32/Koceg!B Summary

Summarizingly, Backdoor:Win32/Koceg!B ransomware actions in the infected computer are next:

  • Sample contains Overlay data;
  • Authenticode signature is invalid;
  • Ciphering the files located on the target’s drives — so the victim cannot open these files;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of anti-virus programs

Ransomware has actually been a major problem for the last 4 years. It is difficult to realize a more hazardous malware for both individual users and businesses. The algorithms utilized in Backdoor:Win32/Koceg!B (typically, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need more time than our galaxy already exists, and possibly will exist. But that virus does not do all these terrible things without delay – it may require up to several hours to cipher all of your documents. Therefore, seeing the Backdoor:Win32/Koceg!B detection is a clear signal that you must begin the removal process.

Where did I get the Backdoor:Win32/Koceg!B?

Ordinary tactics of Backdoor:Win32/Koceg!B spreading are typical for all other ransomware examples. Those are one-day landing sites where users are offered to download and install the free app, so-called bait e-mails and hacktools. Bait e-mails are a relatively modern strategy in malware spreading – you get the e-mail that simulates some normal notifications about shipments or bank service conditions modifications. Within the e-mail, there is an infected MS Office file, or a link which leads to the exploit landing page.

Malicious email spam

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

Avoiding it looks quite uncomplicated, but still requires a lot of focus. Malware can hide in different spots, and it is better to stop it even before it goes into your system than to rely on an anti-malware program. Simple cybersecurity awareness is just an essential item in the modern world, even if your interaction with a PC stays on YouTube videos. That can save you a great deal of time and money which you would spend while looking for a solution.

Backdoor:Win32/Koceg!B malware technical details

File Info:

name: 1EE588EAC3037537DA13.mlw
path: /opt/CAPEv2/storage/binaries/1e09e33e57d7b9602cb908d6d11be79ae6c9ad6130b70cb49e701dd2aa1c8069
crc32: 326E6556
md5: 1ee588eac3037537da1364b7be4e6aab
sha1: 605a66d4163da579fef4909f2235aa5fe2b8b8c2
sha256: 1e09e33e57d7b9602cb908d6d11be79ae6c9ad6130b70cb49e701dd2aa1c8069
sha512: bbcc14d63d74c625b974db5bf70fc3478cb464cdefac86676b6574b54a7d1c94b56da1e946bd0e4cac0877728adcb4115613e6a39d52b24dbb573157b63b13fa
ssdeep: 6144:XQrUJeBiWrCraK5GR5GGCr//46bkjBLLCoSDo1DKboSDV:AoJ/zawSIXp+B/Coqo1DKboqV
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T15B54021A3BDE9D7BC76284B2D36DA4A0475E66290650C433F7890B19FEF8AC3D935243
sha3_384: 8f638fe9c6a5b299e73400a1bd8b460452c36ff8564e7024a42448f97bae2264ec2a2d3266f3c08555d2d72b0e785160
ep_bytes: 558bec6aff68589255016810f9550164
timestamp: 2008-03-26 18:10:03

Version Info:

0: [No Data]

Backdoor:Win32/Koceg!B also known as:

Elasticmalicious (high confidence)
K7AntiVirusTrojan ( 00070add1 )
K7GWTrojan ( 00070add1 )
ESET-NOD32a variant of Win32/Socks.NAJ
CynetMalicious (score: 100)
AvastWin32:Peregar-AA [Trj]
EmsisoftTrojan.Crypt.AS (B)
SophosML/PE-A + Troj/Scrub-Gen
MAXmalware (ai score=81)
RisingWorm.Socks!1.C134 (CLASSIC)
SentinelOneStatic AI – Malicious PE
AVGWin32:Peregar-AA [Trj]
PandaGeneric Suspicious
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Backdoor:Win32/Koceg!B?

Backdoor:Win32/Koceg!B malware is extremely hard to delete manually. It puts its documents in multiple places throughout the disk, and can recover itself from one of the elements. In addition, a number of modifications in the windows registry, networking setups and also Group Policies are fairly hard to identify and revert to the original. It is far better to utilize a specific program – exactly, an anti-malware tool. GridinSoft Anti-Malware will fit the best for virus removal reasons.

Why GridinSoft Anti-Malware? It is pretty light-weight and has its databases updated almost every hour. Furthermore, it does not have such problems and exploits as Microsoft Defender does. The combination of these details makes GridinSoft Anti-Malware suitable for taking out malware of any form.

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of [SHORT_NAME] the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning
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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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