RANSOM_HIDDENTEARMAGIC.A
Ransom.HiddenTear.Generic (Malwarebytes); Ransomware-FTD!11363B4CAD63 (McAfee); Ransom:MSIL/Ryzerlo.A (Microsft)
Windows
Threat Type: Ransomware
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
Dropped by other malware, Downloaded from the Internet
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.
It encrypts files with specific file extensions. It encrypts files found in specific folders. It drops files as ransom note.
TECHNICAL DETAILS
220,160 bytes
EXE
No
16 Oct 2017
Connects to URLs/IPs, Downloads files, Encrypts files
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.
Installation
This Ransomware drops the following copies of itself into the affected system:
- C:\{User Name}\Rand123\local.exe
It creates the following folders:
- C:\{User Name}\Rand123\
Other System Modifications
This Ransomware sets the system's desktop wallpaper to the following image:
Download Routine
This Ransomware connects to the following URL(s) to download its component file(s):
- https://{BLOCKED}r.com/qfo4rrZ.jpg
It saves the files it downloads using the following names:
- C:\{User Name}\ransom.jpg -> used as wallpaper
Other Details
This Ransomware connects to the following URL(s) to check for an Internet connection:
- https://www.google.com
It connects to the following website to send and receive information:
- http://www.{BLOCKED}e.com/Server/write.php?computer_name={Computer Name}&userName={User Name}&password={Encryption Key}&allow=ransom
Ransomware Routine
This Ransomware encrypts files with the following extensions:
- .txt
- .jar
- .exe
- .dat
- .contact
- .settings
- .doc
- .docx
- .xls
- .xlsx
- .ppt
- .pptx
- .odt
- .jpg
- .png
- .csv
- .py
- .sql
- .mdb
- .sln
- .php
- .asp
- .aspx
- .html
- .htm
- .xml
- .psd
- .dll
- .c
- .cs
- .mp3
- .mp4
- .f3d
- .dwg
- .cpp
- .zip
- .rar
- .mov
- .rtf
- .bmp
- .mkv
- .avi
- .apk
- .lnk
- .iso
- .7-zip
- .ace
- .arj
- .bz2
- .cab
- .gzip
- .lzh
- .tar
- .uue
- .xz
- .z
- .001
- .mpeg
- .mp3
- .mpg
- .core
- .crproj
- .pdb
- .ico
- .pas
- .db
- .torrent
It encrypts files found in the following folders:
- %Desktop%
- %User Profile%\Links
- %User Profile%\Contacts
- %User Profile%\Documents
- %User Profile%\Downloads
- %User Profile%\Pictures
- %User Profile%\Music
- %User Profile%\OneDrive
- %User Profile%\Saved Games
- %User Profile%\Favorites
- %User Profile%\Searches
- %User Profile%\Videos
(Note: %Desktop% is the desktop folder, where it usually is C:\Documents and Settings\{user name}\Desktop in Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\Desktop in Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.)
It appends the following extension to the file name of the encrypted files:
- .locked
It drops the following file(s) as ransom note:
- %Desktop%\READ_IT.txt.locked
(Note: %Desktop% is the desktop folder, where it usually is C:\Documents and Settings\{user name}\Desktop in Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\Desktop in Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)
It leaves text files that serve as ransom notes containing the following text:
- This computer has been hacked
I tuoi dati personali sono stati cifrati.Saranno irrecuperabili fino al pagamento del riscatto...inutile che tu perda tempo a cercare a decriptare i file.. Solo io posso farlo ora segui questi passaggi per riaverli indietro 1 Vai sul sito https://localbitcoins.com/ 2 cerca un venditore di bitcoin 3 paga all indirizzo 1KFgiGhrGMzF2Tqxgvi8UvmNa2GixXRKX8 la cifra di euro 100 se non sai cosa sono i bitcoin leggi qua https://www.focusjunior.it/tecnologia/bitcoin-cosa-sono-e-come-funzionano o guarda questo https://www.youtube.com/watch?v=g72aeVoOGLg appena effettui il pagamento riceverai la chiave per decifrare i dati e portai riavere i dati... tutti i dati si distruggeranno per sempre entro 48 ore
Buona fortuna THE MAGIC :')
SOLUTION
9.850
13.726.05
18 Oct 2017
13.727.00
19 Oct 2017
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
Search and delete this folder
- C:\{User Name}\
Step 4
Search and delete this file
- %Desktop%\READ_IT.txt.locked
Step 5
Scan your computer with your Trend Micro product to delete files detected as RANSOM_HIDDENTEARMAGIC.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.
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