Worm.VBS.SOLOW.AZ
VBS/Solow.AW.worm (PANDA)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Worm
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
Downloaded from the Internet, Dropped by other malware
This Worm 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
4,098 bytes
VBS
No
04 Sep 2024
Drops files, Modifies system registry, Deletes files
Arrival Details
This Worm 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 Worm drops the following copies of itself into the affected system:
- %Windows%\killgodzilla.vbs
- {Drive Letter}:\killgodzilla.vbs
(Note: %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.)
It drops the following files:
- {Drive Letter}:\autorun.inf
Autostart Technique
This Worm adds the following registry entries to enable its automatic execution at every system startup:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
KILLMS32DLL = %Windows%\killgodzilla.vbs
Other System Modifications
This Worm modifies the following registry entries:
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main
Window Title =
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
VBSFile
DefaultIcon = %System%\WScript.exe,2
It deletes the following registry keys:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run\
MS32DLL
SOLUTION
9.800
19.570.03
04 Sep 2024
19.571.00
05 Sep 2024
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
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
Delete this registry value
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
- KILLMS32DLL = %Windows%\killgodzilla.vbs
- KILLMS32DLL = %Windows%\killgodzilla.vbs
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
- Window Title
- Window Title
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\VBSFile
- DefaultIcon = %System%\WScript.exe,2
- DefaultIcon = %System%\WScript.exe,2
Step 4
Search and delete these files
- %Windows%\killgodzilla.vbs
- {Drive Letter}:\killgodzilla.vbs
- {Drive Letter}:\autorun.inf
Step 5
Scan your computer with your Trend Micro product to delete files detected as Worm.VBS.SOLOW.AZ. 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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