Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [HKLM\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run] 'Policies' = '%ProgramFiles(x86)%\spynet\server.exe'
- [HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run] 'Policies' = '%ProgramFiles(x86)%\spynet\server.exe'
- [HKLM\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{804EQ23O-RUI6-74WP-YM07-YHK6XS3KA5J5}] 'StubPath' = '%ProgramFiles(x86)%\spynet\server.exe Restart'
- [HKLM\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{804EQ23O-RUI6-74WP-YM07-YHK6XS3KA5J5}] 'StubPath' = '%ProgramFiles(x86)%\spynet\server.exe'
Malicious functions
Injects code into
the following system processes:
- %WINDIR%\syswow64\explorer.exe
the following user processes:
- server.exe
Modifies file system
Creates the following files
- %ProgramFiles(x86)%\spynet\server.exe
- %TEMP%\xx--xx--xx.txt
- %APPDATA%\logs.dat
- %TEMP%\xxx.xxx
- %TEMP%\uuu.uuu
Sets the 'hidden' attribute to the following files
- %ProgramFiles(x86)%\spynet\server.exe
- %APPDATA%\logs.dat
Deletes the following files
- %TEMP%\xx--xx--xx.txt
- %TEMP%\uuu.uuu
- %TEMP%\xxx.xxx
Substitutes the following files
- %TEMP%\uuu.uuu
- %TEMP%\xxx.xxx
Deletes itself.
Network activity
UDP
- DNS ASK dr####us.zapto.org
Miscellaneous
Creates and executes the following
- '%ProgramFiles(x86)%\spynet\server.exe'
Restarts the analyzed sample
Executes the following
- '%WINDIR%\syswow64\explorer.exe'
- '%ProgramFiles(x86)%\opera\launcher.exe'
