Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- <SYSTEM32>\tasks\nafifas
Malicious functions
Injects code into
the following system processes:
- %WINDIR%\microsoft.net\framework\v4.0.30319\regasm.exe
Modifies file system
Creates the following files
- %APPDATA%\msdtc\msdtc.exe
Network activity
Connects to
- 'bi######roup.duckdns.org':1914
UDP
- DNS ASK bi######roup.duckdns.org
Miscellaneous
Creates and executes the following
- '%APPDATA%\msdtc\msdtc.exe'
- '%APPDATA%\msdtc\msdtc.exe' ' (with hidden window)
Executes the following
- '%WINDIR%\microsoft.net\framework\v4.0.30319\regasm.exe'
- '%WINDIR%\syswow64\cmd.exe' /c mkdir "%APPDATA%\msdtc"
- '%WINDIR%\syswow64\cmd.exe' /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'%APPDATA%\msdtc\msdtc.exe'" /f
- '%WINDIR%\syswow64\cmd.exe' /c copy "<Full path to file>" "%APPDATA%\msdtc\msdtc.exe"
- '%WINDIR%\syswow64\schtasks.exe' /create /sc minute /mo 1 /tn "Nafifas" /tr "'%APPDATA%\msdtc\msdtc.exe'" /f
- '<SYSTEM32>\taskeng.exe' {1CA63152-1D08-455B-A636-58C6372EFD34} S-1-5-21-1960123792-2022915161-3775307078-1001:mbakqyxuvkda\user:Interactive:[1]
- '%WINDIR%\syswow64\cmd.exe' /c copy "%APPDATA%\msdtc\msdtc.exe" "%APPDATA%\msdtc\msdtc.exe"
