Prevx Research Division
DE1.EXE
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Malicious Software
- Worm
File Behavior
DE1.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Disables the Notification Balloon for the Windows Security Center
- Adds products to the system registry
- Automatically changes your firewall settings to allow itself or other programs to communicate over the internet
- Modifies Windows Security Policies to restrict/expand User Privileges on the machine
- Writes to another Process's Virtual Memory (Process Hijacking)
- Modifies System Runtime Policies to limit system usability
- Blocks a selection of utility programs from running on the machine
- Executes Processes stored in Temporary Folders
- This process creates other processes on disk
- Can communicate with other computer systems using HTTP protocols
- This Process Deletes Other Processes From Disk
- Disables Access to the Task Manager built into Windows
- Disables Access to the Windows Registry Editior
- Executes a Process
- Registers a Dynamic Link Library File
- 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
DE1.EXE has been the subject of the following behavior:
- Executed as a Process
- Created as a process on disk
- Has code inserted into its Virtual Memory space by other programs
- Terminated as a Process
- Deleted as a process from disk
- Executed by Internet Explorer
- Executed from Temporary Folders
Country Of Origin
The filename DE1.EXE was first seen on May 18 2007 in the following geographical regions of the Webroot community:
- The United States on May 18 2007
- Spain on May 18 2007
- Canada on Jun 12 2007
- Bangladesh on Nov 24 2010
- The United Kingdom on Nov 24 2010
- India on Jun 16 2011
File Name Aliases
DE1.EXE can also use the following file names:
- NEW FOLDER.EXE
- ORANT.EXE
- ADD-IN EXPRESS.EXE
- ADMINISTRATOR.EXE
- DESKTOP.EXE
- FAVORITES.EXE
- MY DOCUMENTS.EXE
- ALL USERS.EXE
- MY VIDEO.EXE
- ADOBEUPDATER.EXE
- REGRUN2.EXE
- DOCUMENTS AND SETTINGS.EXE
- IPU.EXE
- DUSTBIN.EXE
- UNZIPPED.EXE
- IPU1.EXE
- GTA VICE CITY USER FILES.EXE
- NEW FOLDER(1).EXE
- SMSMECH.EXE
- JIBANU.EXE
- KEYGEN.EXE
- TESTFILE.EXE
- KEYMAKER.EXE
- ISOBUSTER PRO KEYGEN.EXE
- ISOBUSTER_KEYGEN.EXE
- ISOKEYGEN.EXE
- ISO-BUSTER PRO V2.1.0.2 - KEYGEN.EXE
- ISOBUSTER KEY.EXE
- ISOBUSTER 2.X KEYGEN.EXE
- ISOBUSTER.PRO.2.5.0.0.MULTILINGUAL/KEYGEN ZWT/KEYGEN.EXE
- KEYGEN[WWW.DL4ALL.COM].EXE
- DI1.EXE
- 2822PUSA.EXE
- DE2.EXE
- DE4.EXE
- DD1.EXE
- DD38.EXE
- 0137QB04.EXE
- 096WBMDH.EXE
- 2GAE40CK.EXE
- 32AQX4YX.EXE
- 39EM8HNK.EXE
- 3CDKQLM2.EXE
- 5DSPJQ2H.EXE
- 5ZOBJ7RB.EXE
- 6A9P3NW9.EXE
- 6BMV11XZ.EXE
- 6F1ALMMP.EXE
- 6T22ZFKR.EXE
- 7R7VHUNS.EXE
- 87KS2Y9L.EXE
- 9OE7SWIZ.EXE
- 9XGX3MM4.EXE
Filesizes
The following file size has been seen:
- 798,465 bytes
- 301,616 bytes
- 118,784 bytes
- 2,717,400 bytes
- 72,192 bytes
- 681,539 bytes
File Type
The filename DE1.EXE is used by multiple object types including executable programs,objects,objects.
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