Win32/Kryptik.HDFF malicious file

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

• Executable code extraction
• Injection (inter-process)
• Injection (Process Hollowing)
• Injection with CreateRemoteThread in a remote process
• 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.
• Attempts to connect to a dead IP:Port (5 unique times)
• 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 Win32/Kryptik.HDFF?

File Info:
crc32: 8E8D6A27
md5: d8f51ff0660f67b2d0354209197171b1
name: 88888.png
sha1: 5f50b55e5139867989db081d1cfcb5c41e879859
sha256: ea895a891f28f083940ba31a7dd5c3b117a4e7d515fb917f1e93f897c965acda
sha512: 893fe50da1ec15199dcbf846bf9ed6e0b716c7509b832fc113ac8bc6c470995ab0c8b9b3663cdfa8c3aef9b62f7f84955e5ebe56a0cc56d091fdb7b36d32d451
ssdeep: 12288:9cRZj2aHXHnoXFHMXK8Sihw0RbD/tNMr/n:sNtHe+VS
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
LegalCopyright: Copyright xa9 1997-2017 Simon Tatham.
InternalName: PuTTYgen
FileVersion: Release 0.68
CompanyName: Simon Tatham
ProductName: PuTTY suite
ProductVersion: Release 0.68
FileDescription: PuTTY SSH key generation utility
OriginalFilename: PuTTYgen
Translation: 0x0809 0x04b0

Win32/Kryptik.HDFF also known as:

How to remove Win32/Kryptik.HDFF?

• 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.