Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.exe /g'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.exe /c'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.exe /I'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.exe /n'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.exe /o'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.exe /U'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.exe /w'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.exe /l'
- [<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\1654467520] 'Name' = '%TEMP%\3.tmp'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.exe /v'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.exe /A'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.exe /d'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'jiaatev' = '%HOMEPATH%\jiaatev.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>:\RdCs.ico
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\jiaatev.exe
- <Drive name for removable media>:\New Folder.lnk
- <Drive name for removable media>:\jiaatevx.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%\p.exe'
- '%HOMEPATH%\jiaatev.exe'
- '%HOMEPATH%\nvJ6bBH6hU.exe'
- '%HOMEPATH%\o.exe'
Executes the following:
- '<SYSTEM32>\tasklist.exe'
Injects code into
the following system processes:
- <SYSTEM32>\spoolsv.exe
Modifies settings of Windows Internet Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1400' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1601' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'currentlevel' = '00000000'
Modifies file system :
Creates the following files:
- %WINDIR%\Temp\5.tmp
- %HOMEPATH%\jiaatev.exe
- %TEMP%\Aqz..bat
- %TEMP%\2.tmp
- %HOMEPATH%\nvJ6bBH6hU.exe
- %HOMEPATH%\o.exe
- %HOMEPATH%\p.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\jiaatev.exe
- <Drive name for removable media>:\jiaatevx.exe
- <Drive name for removable media>:\RdCs.ico
- %HOMEPATH%\jiaatev.exe
- <Drive name for removable media>:\autorun.inf
Deletes the following files:
- %HOMEPATH%\p.exe
- %HOMEPATH%\nvJ6bBH6hU.exe
- %WINDIR%\Temp\5.tmp
- %TEMP%\3.tmp
- <DRIVERS>\etc\hosts
Moves the following files:
- from %HOMEPATH%\o.exe to %TEMP%\4.tmp
- from %TEMP%\2.tmp to %TEMP%\3.tmp
Network activity:
Connects to:
- 'pi###inute.in':80
UDP:
- DNS ASK sa###force.com
- DNS ASK pi###inute.in
- DNS ASK te###raph.co.uk
- DNS ASK ga###pot.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
