Win64/TrojanDownloader.Agent.NB removal guide

The Win64/TrojanDownloader.Agent.NB 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 Win64/TrojanDownloader.Agent.NB virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
• Possible date expiration check, exits too soon after checking local time
• Creates RWX memory
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• CAPE extracted potentially suspicious content
• A HTTP/S link was seen in a script or command line
• The binary contains an unknown PE section name indicative of packing
• Authenticode signature is invalid
• A scripting utility was executed
• Uses Windows utilities for basic functionality
• Collects and encrypts information about the computer likely to send to C2 server
• Installs itself for autorun at Windows startup
• Creates a hidden or system file
• Uses suspicious command line tools or Windows utilities

How to determine Win64/TrojanDownloader.Agent.NB?

File Info:
name: F31724EE3EADD6F4944C.mlwpath: /opt/CAPEv2/storage/binaries/7e5a0ec05c6f65838135d143cb732980d71353e12c893f90bfa94a12c262293bcrc32: 29A81316md5: f31724ee3eadd6f4944caad1da5ec854sha1: 247d59d42cd8b6b148ca6e56e856f30fcafe1134sha256: 7e5a0ec05c6f65838135d143cb732980d71353e12c893f90bfa94a12c262293bsha512: 3bb5508db1a25f24ac2c9e16adeca9b5c248d9839b3265c764a67807a5f8edb3e57d0d147ec179309a679e45b9b1f2f854bfc604a682bfb7f2c3fa2ad6c97612ssdeep: 768:do19X81qQaITHfEqTIYv4gKNwFP31YbL6LbpdoOPKv+H:dorXOqQpEqTIm4gKN2P31SEbpByotype: PE32+ executable (console) x86-64, for MS Windowstlsh: T16F4383D57AD89C9AEA04423C41EAD332657DB6E0C7534B136A30B6320F12BD17ED726Esha3_384: 3e4bd8bab738db99369a05066b799d2d01bed039105c90863c3c3bc310ea03f3e0c2cd831ce9bbcb2fe4c5f6a085de38ep_bytes: 4883ec28488b05b5420000c700000000timestamp: 2021-12-06 07:51:10
Version Info:
0: [No Data]

Win64/TrojanDownloader.Agent.NB also known as:

How to remove Win64/TrojanDownloader.Agent.NB?

• 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.