TSPY_DRIDEX.YYSRI
TrojanDownloader:Win32/Drixed (Microsoft)
Windows
Threat Type: Spyware
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
Downloaded from the Internet, Dropped by other malware
This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It connects to certain websites to send and receive information. It gathers information and reports it to its servers.
TECHNICAL DETAILS
303,104 bytes
EXE
No
01 Mar 2016
Compromises system security, Steals information, Connects to URLs/IPs
Arrival Details
This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This spyware injects codes into the following process(es):
- explorer.exe
Other Details
This spyware connects to the following website to send and receive information:
- {BLOCKED}.{BLOCKED}.151.248:4243
- {BLOCKED}.{BLOCKED}.224.76:643
- {BLOCKED}.{BLOCKED}.236.32:4430
It does the following:
- It does not perform its intended routine if the following applications are seen:
- VBOX
- QEMU
- VMWARE
The configuration file may contain URLs that it access to download an updated copy of itself and to send its gathered information.
It gathers the following information and reports it to its servers:
- Computer Name
- User Name
- Date Installed
- OS Version
- Running Privilege
SOLUTION
9.800
12.374.05
01 Mar 2016
12.375.00
02 Mar 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
Scan your computer with your Trend Micro product to delete files detected as TSPY_DRIDEX.YYSRI. 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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