Prevx Research Division
"22YJ2FY1.EXE"
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Rootkit
- Cloaked Malware
File Behavior
22YJ2FY1.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Executes a Process
- Injects code into other processes
- This process creates other processes on disk
- This Process Deletes Other Processes From Disk
- Registers a Dynamic Link Library File
- This Process is a file infector which modifies program files to include a copy of the infection
- Copies files
- Drops known malicious software during execution
- Modifies fixed, removable or USB drives using autorun to execute or spread infection
- Found on infected systems and resists interrogation by security products
22YJ2FY1.EXE has been the subject of the following behavior:
- Added as a Registry auto start to load Program on Boot up
- Copied to multiple locations on the system
- Deleted as a process from disk
- Executed as a Process
- Created as a process on disk
- Has code inserted into its Virtual Memory space by other programs
Country Of Origin
The filename 22YJ2FY1.EXE was first seen on Aug 3 2009 in the following geographical regions of the Webroot community:
- South Africa on Aug 3 2009
- Brazil on Nov 23 2009
- The United Kingdom on Nov 23 2009
File Name Aliases
22YJ2FY1.EXE can also use the following file names:
- HERSS.EXE
- DPLWEE~1.EXE
Filesizes
The following file size has been seen:
- 284,126 bytes
- 208,813 bytes
- 618,413 bytes
- 104,533 bytes
File Type
The filename 22YJ2FY1.EXE is used by multiple object types including executable programs,objects.
File Activity
One or more files with the name 22YJ2FY1.EXE creates, deletes, copies or moves the following files and folders:
- Creates c:\docume~1\user\locals~1\temp\aoa6.tmp
- Deletes c:\windows\system32\drivers\cdaudio.sys
- Copies file4Æ_CHAR(0x03)_ \dllcache\cdaudio.sys to c:\windows\system32\drivers\cdaudio.sys
- Deletes c:\docume~1\user\locals~1\temp\herss.exe
- Deletes c:\docume~1\user\locals~1\temp\cvasds0.dll
- Creates c:\docume~1\user\locals~1\temp\cvasds0.dll
- Deletes c:\22yj2fy1.ex
- Copies filec:\docume~1\user\locals~1\temp\herss.exe to c:\22yj2fy1.ex
- Deletes c:\autorun.in
- Creates c:\autorun.in
- Deletes d:\22yj2fy1.ex
- Copies filec:\docume~1\user\locals~1\temp\herss.exe to d:\22yj2fy1.ex
- Deletes d:\autorun.in
- Creates d:\autorun.in
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