WORM_ONLINEG.JXD
Windows 2000, XP, Server 2003
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Worm
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This worm arrives as a file that exports the functions of other malware/grayware.
It may be injected into processes running in memory.
TECHNICAL DETAILS
Arrival Details
This worm arrives as a file that exports the functions of other malware/grayware.
Installation
This worm may be injected into processes running in memory.
Other System Modifications
This worm modifies the following registry entries to hide files with Hidden attributes:
HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\
Windows\CURRENTVERSION\Explorer\
Advanced
Hidden = 2
(Note: The default value data of the said registry entry is 1.)
HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\
Windows\CURRENTVERSION\Explorer\
Advanced
ShowSuperHidden = 0
(Note: The default value data of the said registry entry is 1.)
HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\
Windows\CURRENTVERSION\Explorer\
Advanced\Folder\Hidden\
SHOWALL
CheckedValue = 0
(Note: The default value data of the said registry entry is 1.)
Other Details
Based on analysis of the codes, it has the following capabilities:
- Functions as a DLL component of a WORM_ONLINEG variant
- Drops an AUTORUN.INF file in removable drives to automatically execute the main WORM_ONLINEG component
SOLUTION
Step 1
For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.
Step 2
Scan your computer with your Trend Micro product and note files detected as WORM_ONLINEG.JXD
Step 3
Restart in Safe Mode
Step 4
Restore this modified 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_CURRENT_USER\SOFTWARE\MICROSOFT\Windows\CURRENTVERSION\Explorer\Advanced
- From: Hidden=2
To: Hidden=1
- From: Hidden=2
- In HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\Windows\CURRENTVERSION\Explorer\Advanced
- From: ShowSuperHidden=0
To: ShowSuperHidden=1
- From: ShowSuperHidden=0
- In HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\Windows\CURRENTVERSION\Explorer\Advanced\Folder\Hidden\SHOWALL
- From: CheckedValue=0
To: CheckedValue=1
- From: CheckedValue=0
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