About “Win32/Kryptik.AJGE” infection

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

• Executable code extraction
• Compression (or decompression)
• Injection with CreateRemoteThread in a remote process
• Creates RWX memory
• Mimics the system’s user agent string for its own requests
• Starts servers listening on 0.0.0.0:19841, :0
• Reads data out of its own binary image
• Drops a binary and executes it
• The binary likely contains encrypted or compressed data.
• Uses Windows utilities for basic functionality
• Code injection with CreateRemoteThread in a remote process
• Tries to unhook or modify Windows functions monitored by Cuckoo
• Steals private information from local Internet browsers
• A system process is generating network traffic likely as a result of process injection
• Installs itself for autorun at Windows startup
• Creates a hidden or system file
• Creates Zeus (Banking Trojan) mutexes
• Attempts to modify proxy settings
• Attempts to modify browser security settings
• Attempts to interact with an Alternate Data Stream (ADS)
• Creates a slightly modified copy of itself
• Collects information to fingerprint the system
• Anomalous binary characteristics
• Clears web history

How to determine Win32/Kryptik.AJGE?

File Info:
crc32: 3D259DC4
md5: 2257bbffaa5528b035e7177db4dc8648
name: 2257BBFFAA5528B035E7177DB4DC8648.mlw
sha1: 0617689afff8485b3ecae1b3e19e22c510784d1d
sha256: a25d17e9f01a871683bd8bd0411a4750bbdb75d5defb7ccbab17d5c7c68f7baa
sha512: 0d7d5efddfce78d06962ac0e268a96e7770237c8cdfceac705fc5378a1106297c27ab792a4560b3967cc25af8668d69c3b3c810e1d84d2adf6e3acfee00c95af
ssdeep: 6144:idyCAYIj8JBcwzZ2Imzvkclb9Fhvn8NhvC:idOj8JBMD/Hhvn8O
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
InternalName: MSRATING
FileVersion: 6.00.2600.0000 (xpclient.010817-1148)
CompanyName: Microsoft Corporation
ProductName: Microsoftxae Windowsxae Operating System
OleSelfRegister: 
ProductVersion: 6.00.2600.0000
FileDescription: Internet Ratings and Local User Management DLL
OriginalFilename: MSRATING.DLL
Translation: 0x0409 0x04b0

Win32/Kryptik.AJGE also known as:

How to remove Win32/Kryptik.AJGE?

• 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.