Analysis by: Clive Fuentebella
 ALIASES:

Trojan.AutorunINF.Gen (BITDEFENDER)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

Tipo de compactação: 133 bytes
Tipo de arquivo: INF
Residente na memória: No

Arrival Details

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Propagation

The said .INF file contains the following strings:

[AutoRun]
Open= .\RECYCLER\INFO
shell\Open\command= .\RECYCLER\INFO
shell\open\Default=1
shell\explore\Command= .\RECYCLER\INFO

  SOLUTION

Mecanismo de varredura mínima: 9.800
Primeiro arquivo padrão VSAPI: 16.830.04
Data do lançamento do primeiro padrão VSAPI: 08 Jul 2021
VSAPI OPR Pattern Version: 16.831.00
VSAPI OPR Pattern veröffentlicht am: 09 Jul 2021

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.

Step 2

Search and delete AUTORUN.INF files created by Trojan.INF.AUTORUN.NC that contain these strings

[ Learn More ]
 
  • [AutoRun]
  • Open= .\RECYCLER\INFO
  • shell\Open\command= .\RECYCLER\INFO
  • shell\open\Default=1
  • shell\explore\Command= .\RECYCLER\INFO

Step 3

Scan your computer with your Trend Micro product to delete files detected as Trojan.INF.AUTORUN.NC. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check the following Trend Micro Support pages for more information:


Did this description help? Tell us how we did.