Trojan.Win32.Cryprar.yy (file analysis)

The Trojan.Win32.Cryprar.yy 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.Cryprar.yy virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• Reads data out of its own binary image
• A process created a hidden window
• Executed a very long command line or script command which may be indicative of chained commands or obfuscation
• The binary contains an unknown PE section name indicative of packing
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• A scripting utility was executed
• Uses Windows utilities for basic functionality
• Created a process from a suspicious location
• A script process created a new process
• Appears to use command line obfuscation
• Creates a copy of itself
• Uses suspicious command line tools or Windows utilities

How to determine Trojan.Win32.Cryprar.yy?

File Info:
name: 31EE443901F7AD398123.mlwpath: /opt/CAPEv2/storage/binaries/ee2252905985d8871e455936bd59d031903e3b85149f3339ab6195d7e4befe2acrc32: AA2BAC1Cmd5: 31ee443901f7ad398123d09936e5c04fsha1: 092f96a87e02a24ce569a70ac208ffb71494f547sha256: ee2252905985d8871e455936bd59d031903e3b85149f3339ab6195d7e4befe2asha512: 8e5cde13975b8608e397b07a909cda8efd17b6d7d0d469e54f739b5d32443799e7d996e3c41eb34f8907e19e2943bc6cb2bb2d0c501a56e22611c4168d814396ssdeep: 24576:8qIDJtORjn+whBfJXAENLSHOHKxvQkw0zDahyLRZMFbRz6IDPvnWUSEFNsFX6A+G:8VORjZhBfJXAE9cOHWvtw0kyvObl6kPGtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1806523027FC0D9B1D6725C325BB59B74283E7E216F91EECFA3944A2ED8305C09726762sha3_384: 846c59e1f767335501f22c17f4c599f3ca435fc8d70452da47a138e0eee25f41a4370a093f6a681006aac9e3bc5f05e5ep_bytes: e846050000e978feffffcccccccccccctimestamp: 2021-11-15 10:52:31
Version Info:
ProductName: WinRARCompanyName: Alexander RoshalFileDescription: WinRAR archiverFileVersion: 6.10.2ProductVersion: 6.10.2InternalName: WinRARLegalCopyright: Copyright © Alexander Roshal 1993-2021OriginalFilename: WinRAR.exeTranslation: 0x0409 0x04e4

Trojan.Win32.Cryprar.yy also known as:

How to remove Trojan.Win32.Cryprar.yy?

• 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.