RANSOM_HIDDENTEARDIKKAT.A
Ransom:MSIL/Ryzerlo.A(Microsoft)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Ransomware
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
This Ransomware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It connects to certain websites to send and receive information.
TECHNICAL DETAILS
Arrival Details
This Ransomware 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 connects to the following website to send and receive information:
- http://localhost/veri.php?
It encrypts files with the following extensions:
- .accdb
- .asp
- .aspx
- .css
- .doc
- .docx
- .htm
- .html
- .ico
- .jpg
- .js
- .mdb
- .mp3
- .php
- .png
- .ppt
- .pptx
- .psd
- .rar
- .sql
- .ttf
- .txt
- .xls
- .xlsx
- .xml
- .zip
It renames encrypted files using the following names:
- {original filename and extension}.sifreli
It does the following:
- It encrypts files in the following directories:
- %Desktop%
- %Users%\Downloads
- %Users%\Music
- %Users%\Pictures
- Displays the following after execution:
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
Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.
Step 3
Scan your computer with your Trend Micro product to delete files detected as RANSOM_HIDDENTEARDIKKAT.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 4
Restore encrypted files from backup.
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