Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- <SYSTEM32>\tasks\updates\pwdzrpvylj
Malicious functions
Creates and executes the following
- '' (downloaded from the Internet)
Creates and executes the following (exploit)
- 'C:\users\public\vbc.exe'
Injects code into
the following system processes:
- %WINDIR%\microsoft.net\framework\v4.0.30319\regsvcs.exe
Modifies file system
Creates the following files
- C:\users\public\vbc.exe
- %APPDATA%\pwdzrpvylj.exe
- %TEMP%\tmp6400.tmp
- %APPDATA%\36d1130a-ac2e-44f7-9dc1-e424fbcbe0ee\run.dat
Sets the 'hidden' attribute to the following files
- %APPDATA%\pwdzrpvylj.exe
Deletes the following files
- %TEMP%\tmp6400.tmp
Network activity
Connects to
- '19#.#.98.250':1012
UDP
- DNS ASK co######accine.hopto.org
- DNS ASK na#####1144.ddns.net
Miscellaneous
Creates and executes the following
- '%WINDIR%\syswow64\schtasks.exe' /Create /TN "Updates\PwdZrPVyLJ" /XML "%TEMP%\tmp6400.tmp"' (with hidden window)
Executes the following
- '%CommonProgramFiles%\microsoft shared\equation\eqnedt32.exe' -Embedding
- '%WINDIR%\syswow64\schtasks.exe' /Create /TN "Updates\PwdZrPVyLJ" /XML "%TEMP%\tmp6400.tmp"
- '%WINDIR%\microsoft.net\framework\v4.0.30319\regsvcs.exe'
