Should I remove “UDS:Trojan-Dropper.Win32.Pasnaino”?

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.

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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)
• Behavioural detection: Injection with CreateRemoteThread in a remote process
• CAPE detected the embedded win api malware family
• 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: 63C264A99C5C589D4DE6.mlw
path: /opt/CAPEv2/storage/binaries/f90965d17e63ffb29c0636fd1cd20551589a2ae19b9a63c100e8d155cb9cfe38
crc32: 98EF4669
md5: 63c264a99c5c589d4de62c43e771333d
sha1: 9c4119bac818489c0005d74314bcbbf743a3dfc5
sha256: f90965d17e63ffb29c0636fd1cd20551589a2ae19b9a63c100e8d155cb9cfe38
sha512: 98731c501ccf781c7622ed4c66abfc55db06b6775b0b91a31af7264422aff63ffc6e2eb967cedc1909e7d87c420d0c84ea55d94eb5dbaa5e514ca551e74f5bb7
ssdeep: 49152:8qeNVGgZPcGBEnPY53s7IGJ0YF1I8P7Jop40jpv6gWQ:JERcIEnP+31Yo8C4Esg7
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1BCB5D03FB268653ED5AB4B3249739250597BBB61A81B8C1E07F0080DCF6A5701F3FA56
sha3_384: 863d0086c10bfe930086fd0412a8d2b0105cfeb0cf44bef56613b6caec552f6919408a4f27e7ec161684b7b78b766f1f
ep_bytes: 558bec83c4a453565733c08945c48945
timestamp: 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.