TROJ_RAMDO.SM0
Win32/Ramdo(Microsoft), Trojan.Ramdo(Symantec), Troj/Ramdo-S(Sophos)
Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It deletes the initially executed copy of itself.
TECHNICAL DETAILS
Arrival Details
This Trojan 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 a copy of itself in the following folders using different file names:
- %User Startup%\EPUHelp.exe
(Note: %User Startup% is the current user's Startup folder, which is usually C:\Windows\Profiles\{user name}\Start Menu\Programs\Startup on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Start Menu\Programs\Startup on Windows NT, and C:\Documents and Settings\{User name}\Start Menu\Programs\Startup.)
It drops the following component file(s):
- %AppData%\Adobe\acupx217.dll
Other System Modifications
This Trojan adds the following registry keys:
HKEY_CURRENT_USER\Software\Adobe\
Acrobat Reader\10.0
It adds the following registry entries:
HKEY_CURRENT_USER\Software\Adobe\
Acrobat Reader\10.0\IPM
iTestPropulsion = "{random value}"
Other Details
This Trojan connects to the following possibly malicious URL:
- http://{Pseudo-Random Domain}.org
It deletes the initially executed copy of itself