Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /T'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /Q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /n'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /S'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /l'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /F'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /C'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /U'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /O'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /M'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /G'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /K'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /P'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /V'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /b'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /X'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /D'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /W'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /I'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'diuum' = '%HOMEPATH%\diuum.exe /j'
Creates the following files on removable media:
- <Drive name for removable media>:\Documents.lnk
- <Drive name for removable media>:\Passwords.lnk
- <Drive name for removable media>:\Pictures.lnk
- <Drive name for removable media>:\Video.lnk
- <Drive name for removable media>:\Music.lnk
- <Drive name for removable media>:\asx.ico
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\diuum.exe
- <Drive name for removable media>:\New Folder.lnk
- <Drive name for removable media>:\diuumx.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Creates and executes the following:
- %HOMEPATH%\zupnat.exe
- %HOMEPATH%\diuum.exe
- %HOMEPATH%\z57NKbOO86bDWSl3O4.exe
- %HOMEPATH%\za.exe
Executes the following:
- <SYSTEM32>\tasklist.exe
Modifies file system :
Creates the following files:
- %HOMEPATH%\diuum.exe
- %TEMP%\Rlb..bat
- %HOMEPATH%\zupnat.exe
- %HOMEPATH%\z57NKbOO86bDWSl3O4.exe
- %HOMEPATH%\za.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\diuum.exe
- <Drive name for removable media>:\diuumx.exe
- <Drive name for removable media>:\asx.ico
- %HOMEPATH%\diuum.exe
- <Drive name for removable media>:\autorun.inf
Deletes the following files:
- %HOMEPATH%\za.exe
- %HOMEPATH%\z57NKbOO86bDWSl3O4.exe
Network activity:
Connects to:
- 'ap#.#ostip.info':80
- 'ka##la.in':80
- '74.##5.232.51':80
TCP:
HTTP GET requests:
- ap#.#ostip.info/country.php
- 74.##5.232.51/
HTTP POST requests:
- ka##la.in/1.php?in##############################################################################################################
UDP:
- DNS ASK google.com
- DNS ASK ka##la.in
- DNS ASK ap#.#ostip.info
- DNS ASK ti##pic.com
- DNS ASK ma##h.com
- DNS ASK da##.net
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''
