Win32/Kryptik.DVFZ removal

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

• Behavioural detection: Executable code extraction – unpacking
• SetUnhandledExceptionFilter detected (possible anti-debug)
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Dynamic (imported) function loading detected
• Performs HTTP requests potentially not found in PCAP.
• HTTPS urls from behavior.
• Enumerates running processes
• Reads data out of its own binary image
• Manipulates data from or to the Recycle Bin
• A process created a hidden window
• CAPE extracted potentially suspicious content
• Unconventionial language used in binary resources: Chinese (Hongkong)
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Attempts to remove evidence of file being downloaded from the Internet
• Writes a potential ransom message to disk
• Attempts to delete or modify volume shadow copies
• Deletes its original binary from disk
• Exhibits behavior characteristic of Alphacrypt/Teslacrypt ransomware
• Network activity contains more than one unique useragent.
• Installs itself for autorun at Windows startup
• Attempts to identify installed AV products by registry key
• Attempts to modify proxy settings
• Attempts to ensure mapped drives are available from an elevated prompt or process with UAC enabled
• Creates a known TeslaCrypt/AlphaCrypt ransomware decryption instruction / key file.
• Anomalous binary characteristics
• Uses suspicious command line tools or Windows utilities

How to determine Win32/Kryptik.DVFZ?

File Info:
name: E47FFFA45650660105A3.mlwpath: /opt/CAPEv2/storage/binaries/eee6a0dd72a6dffe1b665cd8badbb88d4f5465cffc93522f499fbf6246182ca2crc32: 9318E3B4md5: e47fffa45650660105a30e73dc64f157sha1: 38ac5b9f893be2eb72d48644686a7f2140ad440dsha256: eee6a0dd72a6dffe1b665cd8badbb88d4f5465cffc93522f499fbf6246182ca2sha512: 8b3424375c07c0f0747e4eb72de2f0af2f94954d629f254045941e47fe1f19511949aaadc74b59d37d12b8a82f8f416f1c438cbb82b629fe9876ad40aeec84f7ssdeep: 6144:8XIWFYBOfASgaeR+6ktVcgiV2y+dK5nV0h6VwAwturgD:8YWF6pS7QktyHEK5V0h66ZturgDtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T19454AF3A685032F4C9FBD4B1CCC78989CB4ADE71D3115C3F2D84761E9E8AA69AF081D4sha3_384: 08a1cac4f1f7aca3330c20e0ede2e39525e39bf12c0c6321d10d3958572b7055c928ca8536259aa9b9beed7f56f899c6ep_bytes: 558bec6aff68f091410068a082410064timestamp: 2008-08-02 11:34:25
Version Info:
CompanyName: SecustarFileDescription: RationalistsFileVersion: 227, 224, 130, 147InternalName: SymmetrisingLegalCopyright: Scrawling © 1997OriginalFilename: Sequencers.exeProductName: Stack Sarcasms

Win32/Kryptik.DVFZ also known as:

How to remove Win32/Kryptik.DVFZ?

• 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.