Prevx Research Division
SVCR.EXE
System Back DoorFree PC Cleanup from Webroot
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- System Back Door
- Malware Dropper
File Behavior
SVCR.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Adds a Registry Key (RUN) to auto start Programs on system start up
- This process creates other processes on disk
- Writes to another Process's Virtual Memory (Process Hijacking)
- This Process Deletes Other Processes From Disk
- Executes a Process
- Adds a Registry Key (DXCOM) to auto start Programs on system start up
- Registers a Dynamic Link Library File
- Copies files
- Injects code into other processes
- The Process is polymorphic and can change its structure
- Injects code into other processes
- This Process is a file infector which modifies program files to include a copy of the infection
- Drops known malicious software during execution
- Includes file creation code which could be used to test for interception by security products
- This Process Contains User Mode Rootkit Functionality and can hide itself from the running process list
SVCR.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
- Executed as a Process
- Has code inserted into its Virtual Memory space by other programs
- Added as a Registry Key (DXCOM) to auto start Programs on system start up
- Deleted as a process from disk
- Registered as a Dynamic Link Library File
- Copied to multiple locations on the system
- Created by processes which appear to be checking for interception by security products
Country Of Origin
The filename SVCR.EXE was first seen on May 21 2007 in the following geographical regions of the Webroot community:
- Portugal on May 21 2007
- The United States on May 21 2007
- Spain on Apr 15 2009
- The United Kingdom on Dec 31 2009
File Name Aliases
SVCR.EXE can also use the following file names:
- RANGERGODMODE.EXE
- CRACK.EXE
- SPYONE_1.1_PT/SVCR.EXE
- BOOT-CRACK.EXE
- MUHACKS-SETUP.EXE
- WYD_HACK-TOOL-BOT+GOLD= LEVEL UP.EXE
- SPEEDHACK.EXE
- ABRA PRIMEIRO.EXE
- LOODHOOKV0.5 STEAM.EXE
- TACAPRACA.EXE
- MAEDOJEF **.EXE
- PARTE 1.EXE
- FOX.EXE
- CMS 1.6.EXE
- GAMERZTOOLS.EXE
- MUSICS FOR YOUR MP4.EXE
- D76416CF.EXE
- POKETREINER BOT.EXE
- CRACK GRETAGB7U.EXE
- GRETA CRAKIADO.EXE
- FOTOS.EXE
- AIMBOT PRA GB PIRATA.EXE
- M4|15258823.EXE
- M4|37096786.EXE
- VS000155.EXE
- 77965127.EXE
- 83029093.EXE
- 96896985.DAT
Filesizes
The following file size has been seen:
- 1,281,026 bytes
- 1,248,770 bytes
- 137,730 bytes
- 1,053,188 bytes
File Type
The filename SVCR.EXE refers to many versions of an executable program.
File Activity
One or more files with the name SVCR.EXE creates, deletes, copies or moves the following files and folders:
- Creates c:\windows\system32\drivers\oreans32.sys
- Deletes c:\windows\svcr.exe
- Copies filec:\8280870.exe to c:\windows\svcr.exe
- Deletes c:\8280870.exe
Network Activity
One or more files with the name SVCR.EXE performs the following network events:
- DNS Lookup189.82.153.112 hack100.no-ip.org
Website Activity
One or more files with the name SVCR.EXE interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- TCP:189.82.153.112:888 Port:24
- TCP:189.82.153.112:888 Port:5
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