Trojan.Win32.Zenpak.ahnu

What is Trojan.Win32.Zenpak.ahnu infection?

In this article you will locate about the definition of Trojan.Win32.Zenpak.ahnu and its negative influence on your computer. Such ransomware are a type of malware that is elaborated by online scams to require paying the ransom by a target.

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Most of the cases, Trojan.Win32.Zenpak.ahnu infection will instruct its targets to start funds transfer for the purpose of neutralizing the amendments that the Trojan infection has presented to the victim’s tool.

Trojan.Win32.Zenpak.ahnu Summary

These modifications can be as complies with:

• Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
• Injection (inter-process);
• Injection (Process Hollowing);
• Attempts to connect to a dead IP:Port (2 unique times);
• Presents an Authenticode digital signature;
• Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
• Possible date expiration check, exits too soon after checking local time;
• Mimics the system’s user agent string for its own requests;
• A process attempted to delay the analysis task.;
• A named pipe was used for inter-process communication;
• Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
• A process created a hidden window;
• Performs some HTTP requests;
• Uses Windows utilities for basic functionality;
• Executed a process and injected code into it, probably while unpacking;
• A system process is generating network traffic likely as a result of process injection;
• Installs itself for autorun at Windows startup.

  There is simple tactic using the Windows startup folder located at:
  C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

  The registry run keys perform the same action, and can be located in different locations:

  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
• Checks the version of Bios, possibly for anti-virtualization;
• Checks the CPU name from registry, possibly for anti-virtualization;
• Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
• Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
• Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
• Ciphering the files situated on the target’s hard disk drive — so the target can no more utilize the information;
• Preventing normal access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Similar behavior

Related domains

Trojan.Win32.Zenpak.ahnu

One of the most regular networks where Trojan.Win32.Zenpak.ahnu are infused are:

• By methods of phishing emails;
• As a repercussion of user ending up on a resource that hosts a harmful software program;

As quickly as the Trojan is successfully injected, it will either cipher the information on the victim’s PC or stop the gadget from functioning in a proper manner – while likewise placing a ransom note that mentions the need for the victims to effect the payment for the objective of decrypting the records or recovering the file system back to the initial problem. In many circumstances, the ransom money note will certainly show up when the customer reboots the COMPUTER after the system has actually already been harmed.

Trojan.Win32.Zenpak.ahnu circulation channels.

In numerous edges of the globe, Trojan.Win32.Zenpak.ahnu expands by leaps and bounds. Nevertheless, the ransom notes and techniques of obtaining the ransom quantity might differ depending on specific local (regional) setups. The ransom notes and also techniques of obtaining the ransom money quantity may vary depending on certain regional (local) setups.

For example:

Faulty alerts about unlicensed software.

In certain locations, the Trojans commonly wrongfully report having discovered some unlicensed applications made it possible for on the sufferer’s gadget. The sharp after that demands the user to pay the ransom.

Faulty statements concerning unlawful material.

In nations where software program piracy is much less prominent, this method is not as reliable for the cyber fraudulences. Additionally, the Trojan.Win32.Zenpak.ahnu popup alert might incorrectly assert to be stemming from a law enforcement organization and also will report having situated kid porn or various other illegal information on the tool.

Trojan.Win32.Zenpak.ahnu popup alert may falsely declare to be obtaining from a legislation enforcement establishment as well as will certainly report having situated youngster porn or various other unlawful information on the tool. The alert will in a similar way contain a need for the customer to pay the ransom money.

Technical details

File Info:
crc32: 4785F0D8
md5: 3b12db5eadd2b7ef09132fd3d48a96ac
name: tmpy_77tuko
sha1: 1144845aa2fe148a05b0230fa689dd74b127c722
sha256: 6f50c8ff0189e9c7c936b2c69a0c4382adad6bb0339e1ab8a3d4d20937ec287f
sha512: 9e91fb878619d9537bca4ef730a02a656899593203547b72ea76a14714e8d12f9780195c5957be576a50b1554fb93071927d91e92a6c4b8ef4714de0e68f436b
ssdeep: 12288:5lQB2wwLHqpVxT85LfHbRhco5QFuo+N/Ykfgn6ggKEBY:i2wwTX5Ldhf5QUo+Nwkfg93E2
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
LegalCopyright: Copyright xa9 2015 ZPN
InternalName: ZPN Connect
FileVersion: 2.0.2.0
CompanyName: ZPN
LegalTrademarks1: All Rights Reserved
LegalTrademarks2: All Rights Reserved
ProductName: ZPN Connect v1
ProductVersion: 2.0.2
FileDescription: ZPN Connect
OriginalFilename: ZpnCli.exe
Translation: 0x0409 0x04e4

Trojan.Win32.Zenpak.ahnu also known as:

How to remove Trojan.Win32.Zenpak.ahnu 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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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.

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.

Press “Install” button.

Once installed, Anti-Malware will automatically run.

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Trojan.Win32.Zenpak.ahnu 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.

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.

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If the guide doesn’t help you to remove Trojan.Win32.Zenpak.ahnu you can always ask me in the comments for getting help.

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