Win32:Crypt-PNN [Trj]

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

What is Win32:Crypt-PNN [Trj] infection?

In this short article you will certainly locate concerning the interpretation of Win32:Crypt-PNN [Trj] as well as its negative impact on your computer. Such ransomware are a form of malware that is specified by on-line frauds to require paying the ransom money by a sufferer.

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In the majority of the instances, Win32:Crypt-PNN [Trj] virus will certainly advise its victims to initiate funds move for the function of counteracting the modifications that the Trojan infection has presented to the target’s device.

Win32:Crypt-PNN [Trj] Summary

These alterations can be as adheres to:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Injection with CreateRemoteThread in a remote process;
  • Attempts to connect to a dead IP:Port (2 unique times);
  • Creates RWX memory;
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • A named pipe was used for inter-process communication;
  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Spanish (Puerto Rico);
  • The binary likely contains encrypted or compressed data.;
  • Executed a process and injected code into it, probably while unpacking;
  • Code injection with CreateRemoteThread in a remote process;
  • Crashed cuckoomon during analysis. Report this error to the Github repo.;
  • A process attempted to delay the analysis task by a long amount of time.;
  • Tries to unhook or modify Windows functions monitored by Cuckoo;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Installs itself for autorun at Windows startup;
  • Attempts to modify proxy settings;
  • Operates on local firewall’s policies and settings;
  • Clears Windows events or logs;
  • Creates a copy of itself;
  • Attempts to modify or disable Security Center warnings;
  • Anomalous binary characteristics;
  • Ciphering the records found on the victim’s hard disk drive — so the target can no more utilize the data;
  • Preventing routine accessibility to the sufferer’s workstation;

Related domains:


Win32:Crypt-PNN [Trj]

The most regular channels where Win32:Crypt-PNN [Trj] Trojans are infused are:

  • By methods of phishing emails;
  • As an effect of customer winding up on a resource that organizes a harmful software program;

As quickly as the Trojan is effectively injected, it will certainly either cipher the information on the victim’s computer or avoid the gadget from working in a correct manner – while additionally placing a ransom note that mentions the need for the targets to effect the settlement for the function of decrypting the records or bring back the file system back to the initial problem. In a lot of circumstances, the ransom money note will certainly turn up when the customer reboots the PC after the system has currently been harmed.

Win32:Crypt-PNN [Trj] distribution networks.

In different edges of the world, Win32:Crypt-PNN [Trj] grows by jumps and also bounds. However, the ransom notes and techniques of extorting the ransom quantity may vary depending upon certain local (local) settings. The ransom notes and also methods of obtaining the ransom money amount might differ depending on specific regional (regional) setups.

Ransomware injection

For instance:

    Faulty informs about unlicensed software program.

    In certain locations, the Trojans commonly wrongfully report having actually found some unlicensed applications allowed on the target’s gadget. The alert after that requires the individual to pay the ransom money.

    Faulty declarations about unlawful material.

    In countries where software application piracy is much less preferred, this method is not as reliable for the cyber scams. Conversely, the Win32:Crypt-PNN [Trj] popup alert might falsely declare to be stemming from a police organization and also will report having located kid pornography or various other prohibited information on the gadget.

    Win32:Crypt-PNN [Trj] popup alert may incorrectly declare to be acquiring from a regulation enforcement establishment and will report having situated youngster porn or other illegal information on the device. The alert will similarly include a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: F42E3334
md5: eb65197af446a86037605282cb429dad
name: EB65197AF446A86037605282CB429DAD.mlw
sha1: cc4d25a6dcc17c0ca89a07d61445ad038d7231a4
sha256: afe6ced0437ae9b44afe47200811d38a4dc79b7a69043ea8044ab1fe33ab4892
sha512: 32afc8aea4a8d664f467eca219492a7e82835f80385ae6e7e8b2b449eda7a0375f90544cf5bcf4187a094cf7119941127afc532ab9669619e2ca00e2139570b6
ssdeep: 1536:az3dtF3rzHerFZN7k2ahhThRRbHryaVj/GRNVJtlUIspl9lyo3SfkFU7XWBq9o4:g35neh1aBRRjmaANjUIMl9BQXiw+g
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright xa9 2007-2010 Jetico, Inc.
FileVersion: 1.04.2
CompanyName: Jetico, Inc.
ProductName: BC U p d a t e Application
ProductVersion: 1.04.2
FileDescription: Automatic U p d a t e Application
OriginalFilename: B C U p d a t e.exe
Translation: 0x0409 0x04b0

Win32:Crypt-PNN [Trj] also known as:

K7AntiVirusTrojan ( 004b8b021 )
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
CrowdStrikewin/malicious_confidence_90% (D)
K7GWTrojan ( 004b8b021 )
AvastWin32:Crypt-PNN [Trj]
VIPRETrojan.Win32.Ransom.cmc (v)
EmsisoftGen:Variant.Ransom.Hydracrypt.7 (B)
SentinelOneStatic AI – Malicious PE
MAXmalware (ai score=81)
RisingTrojan.Generic@ML.100 (RDML:imjc3k5f5c2dZE/quz049g)
AVGWin32:Crypt-PNN [Trj]

How to remove Win32:Crypt-PNN [Trj] virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Win32:Crypt-PNN [Trj] files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Win32:Crypt-PNN [Trj] you can always ask me in the comments for getting help.

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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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