Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- %APPDATA%\microsoft\windows\start menu\programs\startup\tyaaeakf1n1bfzp.exe
Malicious functions
Injects code into
the following system processes:
- %WINDIR%\syswow64\cmd.exe
Patches code
in dll
- tyaaeakf1n1bfzp.exe process, KERNEL32.dll module
- tyaaeakf1n1bfzp.exe process, SHELL32.dll module
- cmd.exe process, KERNEL32.dll module
- cmd.exe process, SHELL32.dll module
in NTDLL dll
- tyaaeakf1n1bfzp.exe process, ntdll.dll module
- cmd.exe process, ntdll.dll module
Network activity
Connects to
- 'localhost':9050
- 'localhost':49694
- '37.##7.102.186':9001
- '19#.#0.191.95':443
- '46.##1.169.151':9001
- '17#.#2.86.96':9001
- '46.##1.151.222':443
- '19#.#3.244.244':443
- '85.##.201.47':9001
TCP
Other
- 'localhost':9050
- 'localhost':49699
- '19#.#3.244.244':443
- 'localhost':49703
Miscellaneous
Creates and executes the following
- '%APPDATA%\microsoft\windows\start menu\programs\startup\tyaaeakf1n1bfzp.exe' "<Full path to file>"
Restarts the analyzed sample
Executes the following
- '%WINDIR%\syswow64\cmd.exe'
- '<Full path to file>' ' (with hidden window)
- '%APPDATA%\microsoft\windows\start menu\programs\startup\tyaaeakf1n1bfzp.exe' "<Full path to file>"' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' ' (with hidden window)
