TROJ_MDLOAD.PGTY
Win32/Exploit.CVE-2014-4114.A (ESET), Trojan.PPDropper (Symantec)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
This malware is the detection for the zero-day exploit leveraging the vulnerability covered under CVE-2014-4114, also known as Sandworm.
To get a one-glance comprehensive view of the behavior of this Trojan, refer to the Threat Diagram shown below.
![](https://documents.trendmicro.com/images/troj_mdload_pgty.jpg)
This Trojan arrives as an attachment to email messages mass-mailed by other malware/grayware or malicious users. It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It takes advantage of software vulnerabilities to allow a remote user or malware/grayware to download files.
It is used to load and execute a file.
TECHNICAL DETAILS
Arrival Details
This Trojan arrives as an attachment to email messages mass-mailed by other malware/grayware or malicious users.
It 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 takes advantage of the following software vulnerabilities to allow a remote user or malware/grayware to download files:
- CVE-2014-4114
Other Details
This Trojan is used to load and execute the following file:
- \\{BLOCKED}.{BLOCKED}.85.122\public\slides.inf - detected as INF_BLACKEN.A
- \\{BLOCKED}.{BLOCKED}.85.122\public\slide1.gif - detected as BKDR_BLACKEN.A
More information on this vulnerability can be found below:
SOLUTION
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
Remove the malware/grayware file dropped/downloaded by TROJ_MDLOAD.PGTY. (Note: Please skip this step if the threat(s) listed below have already been removed.)
- INF_BLACKEN.A
- BKDR_BLACKEN.A
Step 3
Scan your computer with your Trend Micro product to delete files detected as TROJ_MDLOAD.PGTY. 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:
Step 4
Download and apply this security patch Refrain from using these products until the appropriate patches have been installed. Trend Micro advises users to download critical patches upon release by vendors. https://technet.microsoft.com/en-us/library/security/MS14-060
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