TROJ_DLOADE.WAD
TrojanDownloader:Win32/Waledac.R(Microsoft), a variant of Win32/Kryptik.BDII trojan(Eset)
Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan 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 the downloaded files. As a result, malicious routines of the downloaded files are exhibited on the affected system.
TECHNICAL DETAILS
19,456 bytes
EXE
No
13 Jun 2013
Arrival Details
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Download Routine
This Trojan connects to the following website(s) to download and execute a malicious file:
- http://paxodvy.com/newmay3.exe
- http://hcj6i3su.urtokzi.com/calc.exe
It saves the files it downloads using the following names:
- %Windows%\Temp\temp{random digit}.exe
(Note: %Windows% is the Windows folder, which is usually C:\Windows.)
It then executes the downloaded files. As a result, malicious routines of the downloaded files are exhibited on the affected system.
Other Details
This Trojan connects to the following possibly malicious URL:
- http://{BLOCKED}.41.222/main.htm
- http://{BLOCKED}.41.222/default.htm
SOLUTION
9.300
9.978.03
13 Jun 2013
9.979.00
13 Jun 2013
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 2
Search and delete these files
- %Windows%\Temp\temp{random digit}.exe
Step 3
Scan your computer with your Trend Micro product to delete files detected as TROJ_DLOADE.WAD. 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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