Prevx Research Division
SAPISVR.EXE
Cloaked MalwareFree PC Cleanup from Webroot
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Cloaked Malware
- Malicious Software
File Behavior
SAPISVR.EXE has been seen to perform the following behavior:
- Writes to another Process's Virtual Memory (Process Hijacking)
- Executes a Process
- Registers a Dynamic Link Library File
- This process creates other processes on disk
- Found on infected systems and resists interrogation by security products
- Uses low level functions to hide itself from the user and from system/security processes
SAPISVR.EXE has been the subject of the following behavior:
- Added as a Registry auto start to load Program on Boot up
- Created as a process on disk
- Copied to multiple locations on the system
- This Process may have been infected by a file infecting virus
- Executed as a Process
- Has code inserted into its Virtual Memory space by other programs
- Terminated as a Process
- Registered as a Dynamic Link Library File
- Deleted as a process from disk
Country Of Origin
The filename SAPISVR.EXE was first seen on Aug 21 2007 in the following geographical regions of the Webroot community:
- Brazil on Aug 21 2007
- Australia on Aug 21 2007
- on Mar 15 2008
- Spain on May 8 2008
- Europe on May 8 2008
- The United Kingdom on May 20 2010
- Turkey on May 25 2012
File Name Aliases
SAPISVR.EXE can also use the following file names:
- SAPISVR.IVR
- MSIEXEC.EXE
- SAPISVR.EX_
- !I!SAPISVR.EXE
- 61473216.DAT
Filesizes
The following file size has been seen:
- 67,072 bytes
- 36,864 bytes
- 184,320 bytes
- 176,128 bytes
- 32,768 bytes
- 136,192 bytes
- 98,304 bytes
- 15,068 bytes
File Type
The filename SAPISVR.EXE refers to many versions of an executable program.
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