TSPY_DRIDEX.YJO
Backdoor:Win32/Drixed (Microsoft), Trojan.Cridex (Symantec), RDN/Drixed-FBX (McAfee)
Windows
Threat Type: Spyware
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
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.
TECHNICAL DETAILS
146,432 bytes
EXE
12 Nov 2015
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.
Dropping Routine
This spyware drops the following files:
- %AppDataLocalLow%\{random filename}.sdb
- %AppDataLocalLow%\{random filename}.bat
(Note: %AppDataLocalLow% is the protected mode folder of Internet Explorer, where it usually is C:\Users\{user name}\AppData\LocalLow on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)
Other Details
This spyware connects to the following possibly malicious URL:
- https://{BLOCKED}.{BLOCKED}.203.249:4438
- https://{BLOCKED}.{BLOCKED}.220.146:4438
- https://{BLOCKED}.{BLOCKED}.145.12:8443