Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'SysHelper' = '"%LOCALAPPDATA%\403f5d49-99f5-4ff5-96df-8172b29ffaf9\<File name>.exe" --AutoStart'
Creates or modifies the following files
- <SYSTEM32>\tasks\time trigger task
Modifies file system
Creates the following files
- %LOCALAPPDATA%\403f5d49-99f5-4ff5-96df-8172b29ffaf9\<File name>.exe
- C:\systemid\personalid.txt
Deletes the following files
- <SYSTEM32>\tasks\time trigger task
Network activity
Connects to
- 'ap#.2ip.ua':443
- 'co###umy.com':80
- 'ze##q.com':80
TCP
HTTP GET requests
- http://co###umy.com/dl/build2.exe
- http://ze##q.com/test1/get.php?pi#############################################
- http://ze##q.com/files/1/build3.exe
Other
- 'ap#.2ip.ua':443
UDP
- DNS ASK ap#.2ip.ua
- DNS ASK co###umy.com
- DNS ASK ze##q.com
Miscellaneous
Creates and executes the following
- '%WINDIR%\syswow64\icacls.exe' "%LOCALAPPDATA%\403f5d49-99f5-4ff5-96df-8172b29ffaf9" /deny *S-1-1-0:(OI)(CI)(DE,DC)' (with hidden window)
Restarts the analyzed sample
Executes the following
- '%WINDIR%\syswow64\icacls.exe' "%LOCALAPPDATA%\403f5d49-99f5-4ff5-96df-8172b29ffaf9" /deny *S-1-1-0:(OI)(CI)(DE,DC)
