Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'HKCUWINDOWS' = ''
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'HKLMWINDOWS' = ''
Malicious functions:
Creates and executes the following:
- '<SYSTEM32>\install\winrd1.exe'
Injects code into
the following system processes:
- %WINDIR%\Explorer.EXE
Modifies file system :
Creates the following files:
- %TEMP%\XxX.xXx
- %TEMP%\UuU.uUu
- %APPDATA%\logs.dat
- <SYSTEM32>\install\winrd1.exe
- %TEMP%\XX--XX--XX.txt
Sets the 'hidden' attribute to the following files:
- %APPDATA%\logs.dat
- <SYSTEM32>\install\winrd1.exe
Deletes the following files:
- %TEMP%\XxX.xXx
- %TEMP%\UuU.uUu
- %TEMP%\XX--XX--XX.txt
Deletes itself.
Network activity:
Connects to:
- 'jo####r.no-ip.biz':7777
UDP:
- DNS ASK jo####r.no-ip.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'Indicator' WindowName: ''
