How to remove “TrojanDownloader:Win32/Karagany.N”?

The TrojanDownloader:Win32/Karagany.N 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 TrojanDownloader:Win32/Karagany.N 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
• Possible date expiration check, exits too soon after checking local time
• Checks adapter addresses which can be used to detect virtual network interfaces
• Dynamic (imported) function loading detected
• Performs HTTP requests potentially not found in PCAP.
• HTTPS urls from behavior.
• Network anomalies occured during the analysis.
• Enumerates running processes
• Expresses interest in specific running processes
• CAPE extracted potentially suspicious content
• The binary contains an unknown PE section name indicative of packing
• The binary likely contains encrypted or compressed data.
• The executable is compressed using UPX
• Authenticode signature is invalid
• A ping command was executed with the -n argument possibly to delay analysis
• Uses Windows utilities for basic functionality
• Behavioural detection: Injection (Process Hollowing)
• Executed a process and injected code into it, probably while unpacking
• Code injection with CreateRemoteThread in a remote process
• Deletes its original binary from disk
• Behavioural detection: Injection (inter-process)
• Behavioural detection: Injection with CreateRemoteThread in a remote process
• Attempts to modify proxy settings
• Deletes executed files from disk
• Uses suspicious command line tools or Windows utilities

How to determine TrojanDownloader:Win32/Karagany.N?

File Info:
name: 555BA19E3EC90E7A6B3A.mlwpath: /opt/CAPEv2/storage/binaries/21cad3d510cd63d203f2332496fc76cf0d226e52fc04fa20efdb2336bfec7e32crc32: 81732209md5: 555ba19e3ec90e7a6b3af29ba7a5b685sha1: d4bf5717c324c29e0a40053bb62cccd75d5c7c24sha256: 21cad3d510cd63d203f2332496fc76cf0d226e52fc04fa20efdb2336bfec7e32sha512: 3f7486da64ae7be4f69bad17a021c239aade5e742da3655a4dead59da939fa78637e2082af9af4191293508407d8cc8e842398d40899eae62a452d1a760c814cssdeep: 384:CrPhgmZVqbS2TLSVoRQaIqzVOEusum3bJOVwp8QMpwmPzae1YT:CrpgPslaIqZ5usbJAZPzHtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T107A2E0D7D6F4E683E9D785BF36B4E4800746492307CE4F4A2C4830075FEA9220A96223sha3_384: 2e18caf0788b6556ce3d9af257b08efcef1a3aeb330fb9de31490f9bc4e83bb7bc643aea11510c10240af06ce5d2527cep_bytes: 60be00e040008dbe0030ffff57eb0b90timestamp: 1992-06-19 22:22:17
Version Info:
0: [No Data]

TrojanDownloader:Win32/Karagany.N also known as:

How to remove TrojanDownloader:Win32/Karagany.N?

• 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.