Hi ya and thanks for the sample.
Installer is new MD5 to us and will be added shortly but the dropped bot is known by heuristic hit.
So MBAM rips it back off the system
The installer copies itself to <WINDIR>,renames itself to wint32.exe and sets a load value to run on reboot.
Malwarebytes' Anti-Malware 1.34
Database version: 1814
Windows 5.1.2600 Service Pack 2
02/03/2009 21:22:12
mbam-log-2009-03-02 (21-22-12).txt
Scan type: Quick Scan
Objects scanned: 49048
Time elapsed: 1 minute(s), 18 second(s)
Memory Processes Infected: 0
Memory Modules Infected: 0
Registry Keys Infected: 0
Registry Values Infected: 1
Registry Data Items Infected: 0
Folders Infected: 0
Files Infected: 1
Memory Processes Infected:
(No malicious items detected)
Memory Modules Infected:
(No malicious items detected)
Registry Keys Infected:
(No malicious items detected)
Registry Values Infected:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\win aggior (Backdoor.Bot) -> Quarantined and deleted successfully.
Registry Data Items Infected:
(No malicious items detected)
Folders Infected:
(No malicious items detected)
Files Infected:
C:\WINDOWS\wint32.exe (Backdoor.Bot) -> Delete on reboot.