Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Winlogon' = '%TEMP%\winlogin.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Winlogon' = '%TEMP%\winlogin.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\grantorthgeg37634hdwrino\avhret6rewgfeg573hgrdh356uatar\winlogin.exe
- <Drive name for removable media>:\grantorthgeg37634hdwrino\avhret6rewgfeg573hgrdh356uatar\Desktop.ini
Malicious functions:
Creates and executes the following:
- %TEMP%\winlogin.exe
Modifies file system :
Creates the following files:
- %TEMP%\winlogin.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\grantorthgeg37634hdwrino\avhret6rewgfeg573hgrdh356uatar\winlogin.exe
- %TEMP%\winlogin.exe
Network activity:
Connects to:
- 'ir#.#eepirc.net':6669
UDP:
- DNS ASK ir#.#eepirc.net
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''