Backdoor.Java.WEBSHELL.SBJKWD
N/A
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Backdoor
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Backdoor arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It does not have any propagation routine.
It executes commands from a remote malicious user, effectively compromising the affected system.
TECHNICAL DETAILS
Arrival Details
This Backdoor arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Propagation
This Backdoor does not have any propagation routine.
Backdoor Routine
This Backdoor executes the following commands from a remote malicious user:
- List root directories
- List files in a directory
- Create files
- Create directories
- Read file contents
- Write data to a file
- Copy files or directories
- Rename files or directories
- Delete files or directories
- Set last modified time to files
- Download files
- Download files from URL
- List database catalogs
- List database tables
- List table columns
- Execute database query
- Execute arbitrary commands
Rootkit Capabilities
This Backdoor does not have rootkit capabilities.
Information Theft
This Backdoor gathers the following data:
- Web server information
- Directories of the server's filesystem
- Files and subdirectories within a specified directory
- Contents of a specified file
- Output of arbitrary commands
- Lists of available database catalogs and tables
- Lists of columns of a specified database table
- Result of database query
Other Details
This Backdoor does the following:
- It requires a password to be accessed by users.
It requires being hosted on a web server in order to proceed with its intended routine.
SOLUTION
Step 1
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 2
Scan your computer with your Trend Micro product to delete files detected as Backdoor.Java.WEBSHELL.SBJKWD. 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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