UDS:Trojan-Dropper.Win32.Pasnaino removal guide

The UDS:Trojan-Dropper.Win32.Pasnaino 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 UDS:Trojan-Dropper.Win32.Pasnaino virus can do?

• Behavioural detection: Executable code extraction – unpacking
• A file was accessed within the Public folder.
• Sample contains Overlay data
• Reads data out of its own binary image
• CAPE extracted potentially suspicious content
• Drops a binary and executes it
• The binary contains an unknown PE section name indicative of packing
• Authenticode signature is invalid
• Uses Windows utilities to create a scheduled task
• Behavioural detection: Injection (inter-process)
• Deletes executed files from disk
• Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine UDS:Trojan-Dropper.Win32.Pasnaino?

File Info:
name: C09E565E43BFBF3ACF93.mlwpath: /opt/CAPEv2/storage/binaries/af36833f17f8f46feeb4030f2ba4feaa000e4406fdd5382e91c4ec93a6e9cd1acrc32: A154A626md5: c09e565e43bfbf3acf93c576ad2dad16sha1: bcc0e7c3609eec727a419960ce72b87149b5f1basha256: af36833f17f8f46feeb4030f2ba4feaa000e4406fdd5382e91c4ec93a6e9cd1asha512: 6416060992d018d6872c9baef7df9c51a43ce1362e529f62f930931d245a0ee92c918ffc28690e0bf796386ede3b1bd812d29c3f42578b60db3c2f78e5e82b4assdeep: 49152:8qeNVx0uqhJe76xJdPPF+Ps5+/GJ0YF1I8P7Jop40jpv6gWQ:JEH7T7IJdPwPmeYo8C4Esg7type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1A5B5E03FB268653ED5AB4B3245B39220997BBB61A81B8C1E07F0084DDF665701F3FA15sha3_384: b83ad848bc9adc6b8b645182129503e4d80d5280320563ec47e0579278c6ec4d1b0d18a7adbcf4232b4d08b041616006ep_bytes: 558bec83c4a453565733c08945c48945timestamp: 2020-05-21 05:56:23
Version Info:
Comments: This installation was built with Inno Setup.CompanyName:                                                             FileDescription: Bittorrent Setup                                            FileVersion:                     LegalCopyright:                                                                                                     OriginalFileName:                                                   ProductName: Bittorrent                                                  ProductVersion: 3.5                                               Translation: 0x0000 0x04b0

UDS:Trojan-Dropper.Win32.Pasnaino also known as:

How to remove UDS:Trojan-Dropper.Win32.Pasnaino?

• 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.