Ransom_WCRY.D
Ransom:Win32/WannaCrypt!rfn (Microsoft); Ransom-Wannacry.b (McAfee); Trojan.Bravonc (Symantec); Trojan-Ransom.Win32.Wanna.ah (Kaspersky); Mal/Wanna-A (Sophos); Trojan.Win32.Generic!BT (Sunbelt); Trojan horse Agent6.BDJH (AVG)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan
Destructiveness: No
Encrypted:
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
61,440 bytes
EXE
No
08 Jun 2017
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.
Installation
This Trojan creates the following folders:
- TaskHost
Other System Modifications
This Trojan deletes the following files:
- lsass.bin
Dropping Routine
This Trojan drops the following files:
- {malware file name}.mui
- {malware file name}.muis
Other Details
This Trojan connects to the following possibly malicious URL:
- {BLOCKED}0.1
This report is generated via an automated analysis system.
SOLUTION
9.8
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
Search and delete these components
- {malware file name}.mui
- {malware file name}.muis
Step 3
Search and delete this folder
- TaskHost
Step 4
Scan your computer with your Trend Micro product to delete files detected as Ransom_WCRY.D. 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 5
Restore this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again.
- lsass.bin
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