BKDR_BUSKY.LJ
Windows 2000, Windows XP, Windows Server 2003
![](/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 executes commands from a remote malicious user, effectively compromising the affected system.
TECHNICAL DETAILS
721,920 bytes
EXE
Yes
03 Aug 2012
Connects to URLs/IPs
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.
Backdoor Routine
This backdoor executes the following commands from a remote malicious user:
- Create/Modify/Delete Files
- Create/Modify/Delete Directories
- Execute Files
- Download Files
It connects to the following URL(s) to send and receive commands from a remote malicious user:
- {BLOCKED}.{BLOCKED}.242.12
As of this writing, the said sites are inaccessible.
SOLUTION
9.200
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 BKDR_BUSKY.LJ
Step 3
Restart in Safe Mode
Step 4
Search and delete the file detected as BKDR_BUSKY.LJ
Step 5
Restart in normal mode and scan your computer with your Trend Micro product for files detected as BKDR_BUSKY.LJ. 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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