Technical Information
To ensure autorun and distribution
Creates or modifies the following files
Malicious functions
Searches for registry branches where third party applications store passwords
- [<HKCU>\Software\Martin Prikryl\WinSCP 2\Sessions]
Reads files which store third party applications passwords
- %ProgramFiles(x86)%\steam\config\config.vdf
- %ProgramFiles(x86)%\steam\config\dialogconfig.vdf
- %LOCALAPPDATA%\google\chrome\user data\default\cookies
- %LOCALAPPDATA%\google\chrome\user data\default\login data
- %LOCALAPPDATA%\google\chrome\user data\default\web data
- %APPDATA%\opera software\opera stable\login data
Modifies file system
Creates the following files
- %ALLUSERSPROFILE%\152119601237922022915161
- %ALLUSERSPROFILE%\df06955a2a\tdun.exe
- %ALLUSERSPROFILE%\36877702447006\cred.dll
- %TEMP%\wseppx.exe
- %ALLUSERSPROFILE%\36877702447006\scr.dll
- %ALLUSERSPROFILE%\r9p7r5w0y9p7r5w0y9\vtrpcb963pnj.vtr
- %TEMP%\152119601237.jpg
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\policy.vpol
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\3ccd5499-87a8-4b10-a215-608888dd3b55.vsch
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\2f1a6504-0641-44cf-8bb5-3612d865f2e5.vsch
- %LOCALAPPDATA%\microsoft\vault\4bf4c442-9b8a-41a0-b380-dd4a704ddb28\policy.vpol
Deletes the following files
- %ALLUSERSPROFILE%\r9p7r5w0y9p7r5w0y9\vtrpcb963pnj.vtr
- %TEMP%\152119601237.jpg
- %TEMP%\wseppx.exe
Substitutes the following files
- %ALLUSERSPROFILE%\r9p7r5w0y9p7r5w0y9\vtrpcb963pnj.vtr
Network activity
Connects to
- '21#.#.117.62':80
- '<LOCALNET>.43.67':80
TCP
HTTP GET requests
- http://21#.#.117.62/b2bsk4ddW/plugins/cred.dll
- http://21#.#.117.62/wseppx.exe
- http://21#.#.117.62/b2bsk4ddW/plugins/scr.dll
HTTP POST requests
- http://21#.#.117.62/b2bsk4ddW/index.php
- http://21#.#.117.62//b2bsk4ddW/index.php
- http://10#.#4.110.251/cfg/
- http://10#.#4.110.251/log/
Miscellaneous
Creates and executes the following
- '%ALLUSERSPROFILE%\df06955a2a\tdun.exe'
- '%TEMP%\wseppx.exe'
- '%ALLUSERSPROFILE%\df06955a2a\tdun.exe' ' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d %ALLUSERSPROFILE%\df06955a2a\' (with hidden window)
- '%WINDIR%\syswow64\rundll32.exe' %ALLUSERSPROFILE%\36877702447006\cred.dll, Main' (with hidden window)
- '%TEMP%\wseppx.exe' ' (with hidden window)
- '%WINDIR%\syswow64\rundll32.exe' %ALLUSERSPROFILE%\36877702447006\scr.dll, Main' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\cmd.exe' /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d %ALLUSERSPROFILE%\df06955a2a\
- '%WINDIR%\syswow64\reg.exe' ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d %ALLUSERSPROFILE%\df06955a2a\
- '%WINDIR%\syswow64\rundll32.exe' %ALLUSERSPROFILE%\36877702447006\cred.dll, Main
- '%WINDIR%\syswow64\rundll32.exe' %ALLUSERSPROFILE%\36877702447006\scr.dll, Main
- '%WINDIR%\syswow64\cmd.exe' timeout /t 3 & del /f /q %TEMP%\wseppx.exe
- '%WINDIR%\syswow64\timeout.exe' /t 3
