HTML_WALLNOTE.SM
PLATFORM:
Windows
OVERALL RISK RATING:
DAMAGE POTENTIAL:
DISTRIBUTION POTENTIAL:
REPORTED INFECTION:
INFORMATION EXPOSURE:
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan may be dropped by other malware.
TECHNICAL DETAILS
File Size: Varies
Memory Resident: No
Initial Samples Received Date: 19 Feb 2015
Arrival Details
This Trojan may be dropped by other malware.
NOTES:
These are ransom note HTML files dropped by TROJ_CRYPWALL and RANSOM_CRYPWALL families.
SOLUTION
Minimum Scan Engine: 9.750
FIRST VSAPI PATTERN FILE: 11.894.06
FIRST VSAPI PATTERN DATE: 02 Sep 2015
VSAPI OPR PATTERN File: 11.895.00
VSAPI OPR PATTERN Date: 03 Sep 2015
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
Close all opened browser windows
Step 3
Scan your computer with your Trend Micro product to delete files detected as HTML_WALLNOTE.SM. 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.
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