Backdoor.Dridex removal guide

The Backdoor.Dridex 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 Backdoor.Dridex virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Behavioural detection: Executable code extraction – unpacking
• Attempts to connect to a dead IP:Port (1 unique times)
• 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
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• Starts servers listening on 127.0.0.1:0
• Enumerates running processes
• Expresses interest in specific running processes
• Reads data out of its own binary image
• A process created a hidden window
• Drops a binary and executes it
• Unconventionial language used in binary resources: Russian
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Detects Sandboxie through the presence of a library
• Behavioural detection: Injection (inter-process)
• Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
• Installs itself for autorun at Windows startup
• Attempts to modify proxy settings
• Harvests cookies for information gathering
• Harvests information related to installed mail clients

How to determine Backdoor.Dridex?

File Info:
name: 5B074385FD749C295F73.mlwpath: /opt/CAPEv2/storage/binaries/46a76f72cc34c103cc75eb6e364bd248cd8c018cc78f6261780299c43555a455crc32: 6CA1C2EEmd5: 5b074385fd749c295f73e98c9acb1e02sha1: 2e9e3e0c9e2b110585d15a4c49702bd33832ec02sha256: 46a76f72cc34c103cc75eb6e364bd248cd8c018cc78f6261780299c43555a455sha512: 8174ac5fb0e015a05956655232489b0da701ec66b6a675daf4a7c275d8b8fecb70bb9ea7cf739afca86d763be140689ae38023a49f8ed066f1dda66c88954796ssdeep: 196608:zyYeEX+ZKaG/Cu2VQDB7lgmMuYEdUCrHKn5O++DMWf6Cfe+b+L2QTrt:GYefZ+aVs1lgnEdtK5YdfF+qktype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T124C633AD61AA5050DB1B9130B0DBF563412FF4B357306AAD93047C2966B32F2CD89DDBsha3_384: dee289f06b40c2fde4db855c01141164e49b2539ee57c25d46f44e3717d6aeaa52e9c8548e1125777cebc75bed211d5fep_bytes: e86f2b000050e8733601000000000090timestamp: 2008-09-16 14:17:44
Version Info:
0: [No Data]

Backdoor.Dridex also known as:

How to remove Backdoor.Dridex?

• 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.