Win32/Kryptik.GWJR (file analysis)

The Win32/Kryptik.GWJR 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 Win32/Kryptik.GWJR virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Behavioural detection: Executable code extraction – unpacking
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Possible date expiration check, exits too soon after checking local time
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• A process created a hidden window
• CAPE extracted potentially suspicious content
• Authenticode signature is invalid
• A scripting utility was executed
• Uses Windows utilities for basic functionality
• Attempts to stop active services
• Collects and encrypts information about the computer likely to send to C2 server
• Creates a hidden or system file
• Likely virus infection of existing system binary
• Attempts to disable Windows Defender
• Attempts to modify Windows Defender using PowerShell
• Uses suspicious command line tools or Windows utilities

How to determine Win32/Kryptik.GWJR?

File Info:
name: 9DFB2927D1FFE9D79438.mlwpath: /opt/CAPEv2/storage/binaries/e88fecbcf9cd8f43b63ba8ed4b7a6dcfe158cb8c1b7db915538664397ae1caaccrc32: BBE0684Fmd5: 9dfb2927d1ffe9d794382de4c7c1bccdsha1: 74625421c6745c81a8a3c8a8cd7234b23f4c6e2dsha256: e88fecbcf9cd8f43b63ba8ed4b7a6dcfe158cb8c1b7db915538664397ae1caacsha512: e1ea7b94ceb4e8e4ee7cb6dd59fcb651466b8a33fc1c761750ba709c4db87a331016535b362315146095887c9f19928bef3d0fa19c4ee6eabb2fde14aaa766abssdeep: 24576:3Is+7urPJZpNyJwPYYa1rgaqnq3VXRndmTgHqE8m7L6v8yYU0/:UYaSaMqlXRoWHtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T12125AE2132C1C07BD1F711B38A6A975EA2A6FD214B394AC767C41B6E1F395D39E3130Asha3_384: ade97cf82573c1beb9bcac6477206c45b4029c40492c4cddf45959b8c40967b122d64d650c86660d3732fe15c5b01515ep_bytes: e857ff0000e916feffff5064ff350000timestamp: 2019-08-14 15:40:58
Version Info:
CompanyName: Don SheckFileDescription: Maze SolverFileVersion: 1.0.0.1InternalName: Maze Walker.exeLegalCopyright: (c) Don Sheck.  All rights reserved.OriginalFilename: Maze Walker.exeProductName: MazeWalkerProductVersion: 1.0.5.3Translation: 0x0409 0x04e4

Win32/Kryptik.GWJR also known as:

How to remove Win32/Kryptik.GWJR?

• 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.