Win32/Kryptik.IYJ (file analysis)

The Win32/Kryptik.IYJ 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.

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What Win32/Kryptik.IYJ virus can do?

• Injection (inter-process)
• Injection (Process Hollowing)
• Executable code extraction
• At least one process apparently crashed during execution
• Creates RWX memory
• Expresses interest in specific running processes
• The binary likely contains encrypted or compressed data.
• Executed a process and injected code into it, probably while unpacking
• Crashed cuckoomon during analysis. Report this error to the Github repo.
• Installs itself for autorun at Windows startup
• Creates a hidden or system file
• Network activity detected but not expressed in API logs
• Likely virus infection of existing system binary
• Attempts to modify browser security settings
• Creates a copy of itself
• Anomalous binary characteristics

How to determine Win32/Kryptik.IYJ?

File Info:
crc32: 464B7CFF
md5: 052ccfcaf3c8f4008d8cdd8c473c879c
name: upload_file
sha1: 87d7f7484426a11b75b56e5057df507593cead93
sha256: 1283285b7d4791bacfcbd29c8d579785b75a636d1e1866d8219600a353bb8973
sha512: d989bbb902658873cdaae07271235f6801010960aac9be6237096274ef38b9a34d374e6534c57e5fc94837857c92f689cf05df397ee43fb50e3fdb9fb63cc398
ssdeep: 1536:QKeQuN3bXDqdQQiKuPxQy9v9EdH8LApgKUgytE1/l70:QKcvAQQinr91Eh82MhtEl70
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
InternalName: host32.exe
FileVersion: 5.1.2600.5512 (xpsp.080413-2111)
CompanyName: Microsoft Corporation
ProductName: Microsoftxae Windowsxae Operating System
ProductVersion: 5.1.2600.5512
FileDescription: Generic Host Process for Win32 Services
OriginalFilename: host32.exe
Translation: 0x0409 0x04b0

Win32/Kryptik.IYJ also known as:

How to remove Win32/Kryptik.IYJ?

• 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.