What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Spectating the Trojan-Ransom.Win32.Zerber.fnsr malware detection means that your PC is in big danger. This computer virus can correctly be named as ransomware – sort of malware which ciphers your files and asks you to pay for their decryption. Removing it requires some specific steps that must be done as soon as possible.
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Trojan-Ransom.Win32.Zerber.fnsr detection is a malware detection you can spectate in your system. It usually shows up after the provoking procedures on your computer – opening the dubious e-mail, clicking the banner in the Web or mounting the program from untrustworthy sources. From the moment it shows up, you have a short time to take action until it begins its harmful activity. And be sure – it is far better not to await these malicious things.

What is Trojan-Ransom.Win32.Zerber.fnsr virus?

Trojan-Ransom.Win32.Zerber.fnsr is ransomware-type malware. It looks for the documents on your disks, encrypts it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files inaccessible, this virus additionally does a ton of damage to your system. It changes the networking settings in order to avoid you from looking for the removal guidelines or downloading the antivirus. In some cases, Trojan-Ransom.Win32.Zerber.fnsr can additionally block the setup of anti-malware programs.

Trojan-Ransom.Win32.Zerber.fnsr Summary

Summarizingly, Trojan-Ransom.Win32.Zerber.fnsr ransomware actions in the infected system are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Creates RWX memory;
  • Guard pages use detected – possible anti-debugging.;
  • Dynamic (imported) function loading detected;
  • A process created a hidden window;
  • CAPE extracted potentially suspicious content;
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Authenticode signature is invalid;
  • A ping command was executed with the -n argument possibly to delay analysis;
  • Uses Windows utilities for basic functionality;
  • Deletes its original binary from disk;
  • Exhibits behavior characteristic of Cerber ransomware;
  • Collects and encrypts information about the computer likely to send to C2 server;
  • Attempts to access Bitcoin/ALTCoin wallets;
  • Collects information to fingerprint the system;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files kept 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 anti-malware programs

Ransomware has actually been a major problem for the last 4 years. It is hard to realize a more hazardous malware for both individuals and companies. The algorithms used in Trojan-Ransom.Win32.Zerber.fnsr (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. But that virus does not do all these unpleasant things instantly – it may require up to a few hours to cipher all of your documents. Thus, seeing the Trojan-Ransom.Win32.Zerber.fnsr detection is a clear signal that you must start the clearing process.

Where did I get the Trojan-Ransom.Win32.Zerber.fnsr?

Common ways of Trojan-Ransom.Win32.Zerber.fnsr spreading are common for all other ransomware examples. Those are one-day landing sites where users are offered to download the free software, so-called bait emails and hacktools. Bait e-mails are a relatively new tactic in malware distribution – you receive the e-mail that mimics some normal notifications about shippings or bank service conditions modifications. Inside of the e-mail, there is a corrupted MS Office file, or a link which opens the exploit landing page.

Malicious email spam

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

Avoiding it looks pretty simple, however, still demands a lot of awareness. Malware can hide in various places, and it is better to prevent it even before it goes into your PC than to depend on an anti-malware program. Simple cybersecurity knowledge is just an important thing in the modern-day world, even if your relationship with a PC remains on YouTube videos. That may save you a lot of time and money which you would certainly spend while looking for a solution.

Trojan-Ransom.Win32.Zerber.fnsr malware technical details

File Info:

name: E797FAD0CF613DEB00A6.mlw
path: /opt/CAPEv2/storage/binaries/c59559b8579308a4b38b84fbc907d2988b75a51de3edbd65b1b25ebc95942045
crc32: 1B3BF01C
md5: e797fad0cf613deb00a6fd1fd717268c
sha1: 44956315c93fcfa19c8cdd4935f3e898272209a6
sha256: c59559b8579308a4b38b84fbc907d2988b75a51de3edbd65b1b25ebc95942045
sha512: 0d71c2bb26a5a14b40f98d8744b9e7c030422355b8d3e753d98438b1147dd8f3986dfd69c5ad13bf819b865668c6c323c6ae170daca16aa7a4330e9e0980c22d
ssdeep: 6144:T4WtSvvYXySR5cYiOrYMLusbbq3BkWvP1laLi0RbP/cihrk:T4DJ6m1+YMLusb23BjvP1laG0RbP/ThY
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1274422725A1986ADE6695877F01ED9D840CF28611D9DB8F45F0FB7E678BE0C1CC88823
sha3_384: 9b3f39aecf727968a8f3994133df856a701b7203c55a902321fbd13695003e1ee27ab9ede1c2eec4d3fca704e2c6909d
ep_bytes: 60be00c040008dbe0050ffff57eb0b90
timestamp: 2014-09-11 07:28:00

Version Info:

0: [No Data]

Trojan-Ransom.Win32.Zerber.fnsr also known as:

Elasticmalicious (moderate confidence)
K7AntiVirusTrojan ( 00509c1f1 )
K7GWTrojan ( 00509c1f1 )
CrowdStrikewin/malicious_confidence_100% (W)
ESET-NOD32a variant of Win32/Kryptik.FQFE
AvastFileRepMalware [Trj]
SophosMal/Generic-R + Mal/Elenoocka-E
EmsisoftTrojan.Ransom.Spora.Gen.1 (B)
SentinelOneStatic AI – Malicious PE
MAXmalware (ai score=100)
CynetMalicious (score: 100)
AVGFileRepMalware [Trj]

How to remove Trojan-Ransom.Win32.Zerber.fnsr?

Trojan-Ransom.Win32.Zerber.fnsr malware is very difficult to erase by hand. It places its data in multiple locations throughout the disk, and can get back itself from one of the parts. Furthermore, a range of alterations in the registry, networking configurations and also Group Policies are quite hard to find and change to the initial. It is far better to utilize a specific app – exactly, an anti-malware program. GridinSoft Anti-Malware will definitely fit the best for virus removal reasons.

Why GridinSoft Anti-Malware? It is very light-weight and has its detection databases updated practically every hour. Moreover, it does not have such problems and exploits as Microsoft Defender does. The combination of these details makes GridinSoft Anti-Malware suitable for clearing away 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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