About “Trojan.Win32.Zenpak.pef” infection

The Trojan.Win32.Zenpak.pef is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

What Trojan.Win32.Zenpak.pef virus can do?

• Executable code extraction
• Injection (inter-process)
• Injection (Process Hollowing)
• Injection with CreateRemoteThread in a remote process
• Attempts to connect to a dead IP:Port (4 unique times)
• Creates RWX memory
• 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.
• At least one IP Address, Domain, or File Name was found in a crypto call
• 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
• Drops a binary and executes it
• Performs some HTTP requests
• Uses Windows utilities for basic functionality
• Executed a process and injected code into it, probably while unpacking
• Attempts to repeatedly call a single API many times in order to delay analysis time
• A system process is generating network traffic likely as a result of process injection
• Behavior consistent with a dropper attempting to download the next stage.
• Installs itself for autorun at Windows startup
• Checks the CPU name from registry, possibly for anti-virtualization
• Creates a copy of itself
• Collects information to fingerprint the system

Related domains:

How to determine Trojan.Win32.Zenpak.pef?

File Info:
crc32: 87A74B47md5: aaad1bbb21a6fb895da375003f342b4fname: 444444.pngsha1: 4cb3936648a1d84d0908e4a1391c5947c41b4871sha256: 4ad74b122a447d38d196235c12f50ccf5fb498dc2bd36786dea0558bda4032c8sha512: ebc700263e6f4682c20e055939ed5530cdec279400fb23613362b7c1d5b94a7da627bf6bd4eb2201ccdee4b9f9698f0a6549c369d3a204b51404c73691ab42fessdeep: 6144:PmZ6ygLi1o2jYsDoEFR4o/kbgUwV3wjwLe0mvefkQAh7InobFr:PmZ+iK2MuhR0gzV3da0mGDAh7InobVtype: PE32 executable (GUI) Intel 80386, for MS Windows
Version Info:
LegalCopyright: Copyright(c) 2007 Corel CorporationInternalName: CorelDrwFileVersion: 14.0.0.701CompanyName: Corel CorporationBuilt on: Fri 11/21/2008 21:36:24.30LegalTrademarks: Corel, CorelDRAW, Corel DESIGNER, Corel R.A.V.E., Corel PHOTO-PAINT, CorelTRACE and Corel CAPTURE are trademarks or registered trademarks of Corel Corporation and/or its subsidiaries in Canada, the U.S. and/or other countries.ProductName: Corel Graphics ApplicationsLanguage Build ID: 0ProductVersion: 14.0.0.701FileDescription: CorelDRAW(R)OriginalFilename: CorelDrw.exeTranslation: 0x0409 0x04e4

Trojan.Win32.Zenpak.pef also known as:

How to remove Trojan.Win32.Zenpak.pef?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.