RANSOM_XINTI.A
Windows
Threat Type: Ransomware
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
This Ransomware may arrive bundled with malware packages as a malware component. It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It is capable of encrypting files in the affected system.
TECHNICAL DETAILS
Arrival Details
This Ransomware may arrive bundled with malware packages as a malware component.
It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Other Details
This Ransomware requires the existence of the following files to properly run:
- alert.hta → ransom note
- aescrypt.exe → non-malicious component, encrypts files
- openssl.exe → non-malicious component, generates key
It is capable of encrypting files in the affected system.
Ransomware Routine
This Ransomware appends the following extension to the file name of the encrypted files:
- .enc
NOTES:
The ransomware displays the following window as ransom note:
SOLUTION
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 2
Scan your computer with your Trend Micro product to delete files detected as RANSOM_XINTI.A. 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 this Knowledge Base page for more information.
Step 3
Restore encrypted files from backup.
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