Win32/Kryptik.GZLZ information

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

• Executable code extraction
• Attempts to connect to a dead IP:Port (1 unique times)
• 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
• Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
• Drops a binary and executes it
• HTTP traffic contains suspicious features which may be indicative of malware related traffic
• Performs some HTTP requests
• The binary likely contains encrypted or compressed data.
• Deletes its original binary from disk
• Attempts to remove evidence of file being downloaded from the Internet
• Attempts to repeatedly call a single API many times in order to delay analysis time
• Installs itself for autorun at Windows startup
• Creates a copy of itself

How to determine Win32/Kryptik.GZLZ?

File Info:
crc32: 29E1E5A8
md5: 4fc19efe257e6264e45bc8748dbad86b
name: g3by8n4ydj241.exe
sha1: 7758ae3da1da8d395735afe073c8ebe1f0b81f04
sha256: 4dd39db65c00b281a3018a57057f58e3713f90251c7fbf54c160c89784c5ded0
sha512: 1d85a75f7252a04ea368851d9f9b6d2bc7a4592e556494df0c54a916f1cfdc2dc660338278336ef52601deac1a1ea91c72aba225b50066714fba3a7637bbeba0
ssdeep: 3072:CQKLpAnbjb8rnHxEg7S/dssLwIznWEsPmQoaAgWXOW2OPuvB/2gshlX+y6rrI4S:xK1gIrnHi4SVss8wsNWXOxeup/7UXl6q
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
LegalCopyright: Copyright (C) 1998
InternalName: CalUser
FileVersion: 1, 0, 0, 1
CompanyName: 
LegalTrademarks: 
ProductName: CalUser Application
ProductVersion: 1, 0, 0, 1
FileDescription: CalUser MFC Application
OriginalFilename: CalUser.EXE
Translation: 0x0409 0x04b0

Win32/Kryptik.GZLZ also known as:

How to remove Win32/Kryptik.GZLZ?

• 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.