JAVA_ADWIND.MM
Trojan:Java/Adwind.J (Microsoft); Java/Adwind.JP (ESET-NOD32); Trojan.Java.Adwind (Ikarus); Java/Adwind.IK!tr (Fortinet); Trojan.Java.Adwind.T (BitDefender); BackDoor-FCRJ!Adwind (McAfee)
Windows
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan arrives as attachment to mass-mailed email messages. It 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
Arrival Details
This Trojan arrives as attachment to mass-mailed email messages.
It 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 Trojan drops the following copies of itself into the affected system:
- %User Profile%\3VEB01eQ0Cz\3VEB01eQ0Cz\DbhY029WpxE.RrQzlv
(Note: %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.)
It drops the following files:
- %User Profile%\3VEB01eQ0Cz\nx0hIy\{copies of files under Java Installation folder}
- %Windows%\t.txt
(Note: %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.. %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.)
It creates the following folders:
- %User Profile%\3VEB01eQ0Cz
- %User Profile%\3VEB01eQ0Cz\3VEB01eQ0Cz
- %User Profile%\3VEB01eQ0Cz\UNzWLSy8aMC
- %User Profile%\3VEB01eQ0Cz\nx0hIy
(Note: %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.)
Autostart Technique
This Trojan adds the following registry entries to enable its automatic execution at every system startup:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
V8FoFxSTY8U = ""%User Profile%\3VEB01eQ0Cz\nx0hIy\bin\javaw.exe" -jar "%User Profile%\3VEB01eQ0Cz\3VEB01eQ0Cz\DbhY029WpxE.RrQzlv""
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
V8FoFxSTY8U = ""%User Profile%\3VEB01eQ0Cz\nx0hIy\bin\javaw.exe" -jar "%User Profile%\3VEB01eQ0Cz\3VEB01eQ0Cz\DbhY029WpxE.RrQzlv""
Other Details
This Trojan connects to the following possibly malicious URL:
- {BLOCKED}gisticsltd.{BLOCKED}p.biz