Ransom.Win32.LIVEDE.THLBHBC
Trojan:Win32/Filecoder.ARA!MTB (MICROSOFT)
Windows
Threat Type: Ransomware
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
Downloaded from the Internet, Dropped by other malware
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 drops files as ransom note. It avoids encrypting files with the following file extensions.
TECHNICAL DETAILS
1,783,094 bytes
EXE
Yes
28 Dec 2023
Displays graphics/image, Drops 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 files:
- {malware directory}\libgobject-2.0-0.dll
- {malware directory}\libiconv-2.dll
- {malware directory}\libintl-8.dll
- {malware directory}\libpcre2-8-0.dll
- {malware directory}\livelocked.exe
- {malware directory}\windows_encryptor_180870197840.exe
- {malware directory}\libffi-8.dll
- {malware directory}\libglib-2.0-0.dll
It adds the following processes:
- bcdedit /set {current} recoveryenabled no
- bcdedit /set {default} recoveryenabled no
- bcdedit /set {current} bootstatuspolicy ignoreallfailures
- bcdedit /set {default} bootstatuspolicy ignoreallfailures
- vssadmin Delete Shadows /All /Quiet
- wbadmin DELETE BACKUP -keepVersions:0 -quiet
- taskkill /F /IM {process name}
- net stop {service name} /y
- wevtutil cl application
- wevtutil cl security
- wevtutil cl system
Other System Modifications
This Ransomware sets the system's desktop wallpaper to the following image:
Other Details
This Ransomware does the following:
- The file is a self-extracting archive.
- Clears event logs to hide its malicious behaviors.
- It encrypts drives from A:\ to Z:\
It accepts the following parameters:
- -s, --self
- -h, --help, -help, /?
- -d, --directory
- -dr, --deleteRestorePoints {true, false}
- -ss, --stopServices {true, false}
- -sp, --stopProcesses {true, false}
- -dn, --dropNote {true, false}
- -cw, --changeWallpaper {false}
Ransomware Routine
This Ransomware avoids encrypting files found in the following folders:
- C:\Program Files
- C:\Program Files(x86)
- C:\ProgramData
- C:\Windows
- C:\msys64
- C:\Users\All Users
It appends the following extension to the file name of the encrypted files:
- {original filename}.{original extension}.live
It drops the following file(s) as ransom note:
- {encrypted directory}\FILE RECOVERY_ID_393FB90.txt
It avoids encrypting files with the following file extensions:
- exe
- dll
- ini
- tmp
- url
- lnk
- ps1
- nls
- shs
- themepack
- bin
- msp
- wpx
- bat
- sys
- spl
- scr
- icl
- rom
- msc
- ico
- LIVE
SOLUTION
9.800
18.916.02
02 Jan 2024
18.917.00
03 Jan 2024
Step 1
Trend Micro Predictive Machine Learning detects and blocks malware at the first sign of its existence, before it executes on your system. When enabled, your Trend Micro product detects this malware under the following machine learning name:
- TROJ.Win32.TRX.XXPE50FSX045
Step 2
Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.
Step 3
Search and delete this file
- {encrypted directory}\FILE RECOVERY_ID_393FB90.txt
Step 4
Scan your computer with your Trend Micro product to delete files detected as Ransom.Win32.LIVEDE.THLBHBC. 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 the following Trend Micro Support pages for more information:
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