W2KM_DLOAD.XTTW
Windows
Threat Type: Trojan
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
Spammed via email
This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users.
As of this writing, the said sites are inaccessible.
TECHNICAL DETAILS
22,747 bytes
XLS
No
07 Jul 2016
Connects to URLs/IPs, Downloads files, Displays message/message boxes
Arrival Details
This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users.
Download Routine
This Trojan connects to the following website(s) to download and execute a malicious file:
- http://{BLOCKED}re.com/java.png
It saves the files it downloads using the following names:
- %Temp%\{20 random numbers}.exe
(Note: %Temp% is the Windows temporary folder, where it usually is C:\Windows\Temp on all Windows operating system versions.)
As of this writing, the said sites are inaccessible.
NOTES:
This malware displays a Calculate Bonus button to tempt users to click. Once the button is clicked, it connects to the malicious URL and executes the downloaded file.
It displays a message box once the downloaded file is successfully run.
SOLUTION
9.800
12.636.04
07 Jul 2016
12.637.00
08 Jul 2016
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
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
Search and delete these files
- %Temp%\{20 random numbers}.exe
Step 4
Scan your computer with your Trend Micro product to delete files detected as W2KM_DLOAD.XTTW. 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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