Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- <SYSTEM32>\tasks\juscned
Malicious functions
Searches for registry branches where third party applications store passwords
- [HKCU\Software\Martin Prikryl\WinSCP 2\Sessions]
- [HKCU\SOFTWARE\FTPWare\COREFTP\Sites]
- [HKCU\Software\SimonTatham\PuTTY\Sessions]
Reads files which store third party applications passwords
- %LOCALAPPDATA%\google\chrome\user data\default\login data
- %APPDATA%\mozilla\firefox\profiles.ini
- %LOCALAPPDATA%\google\chrome\user data\default\cookies
- %LOCALAPPDATA%\google\chrome\user data\default\web data
- %LOCALAPPDATA%\microsoft\edge\user data\default\login data
- %LOCALAPPDATA%\microsoft\edge\user data\default\web data
Modifies file system
Creates the following files
- %TEMP%\wruntime.log
- %LOCALAPPDATA%\common files\java\java update\juscned.exe
- %TEMP%\juscned_task.xml
- %TEMP%\.aid
- %LOCALAPPDATA%\google\chrome\user data\default\login data.tmp_wr
- %LOCALAPPDATA%\google\chrome\user data\default\cookies.tmp_wr
- %LOCALAPPDATA%\google\chrome\user data\default\web data.tmp_wr
- %LOCALAPPDATA%\microsoft\edge\user data\default\login data.tmp_wr
- %LOCALAPPDATA%\microsoft\edge\user data\default\web data.tmp_wr
- %TEMP%\ffmpeg.exe
Sets the 'hidden' attribute to the following files
- %LOCALAPPDATA%\common files\java\java update\juscned.exe
Deletes following files that it created itself
- %TEMP%\juscned_task.xml
- %LOCALAPPDATA%\google\chrome\user data\default\login data.tmp_wr
- %LOCALAPPDATA%\google\chrome\user data\default\cookies.tmp_wr
- %LOCALAPPDATA%\google\chrome\user data\default\web data.tmp_wr
- %LOCALAPPDATA%\microsoft\edge\user data\default\login data.tmp_wr
- %LOCALAPPDATA%\microsoft\edge\user data\default\web data.tmp_wr
Substitutes the following files
- %TEMP%\juscned_task.xml
- %LOCALAPPDATA%\google\chrome\user data\default\login data.tmp_wr
- %LOCALAPPDATA%\google\chrome\user data\default\web data.tmp_wr
- %LOCALAPPDATA%\microsoft\edge\user data\default\login data.tmp_wr
- %LOCALAPPDATA%\microsoft\edge\user data\default\web data.tmp_wr
Network activity
Connects to
- 'we###tik.sbs':443
- '87.##.213.163':443
- '21#.#19.42.4':48390
TCP
Other
- 'we###tik.sbs':443
- '21#.#19.42.4':48390
UDP
- DNS ASK we###tik.sbs
Miscellaneous
Creates and executes the following
- '%LOCALAPPDATA%\common files\java\java update\juscned.exe'
- '%LOCALAPPDATA%\common files\java\java update\juscned.exe' --installed
- '%LOCALAPPDATA%\common files\java\java update\juscned.exe' --watchdog 3796 --wd-target "%LOCALAPPDATA%\Common Files\Java\Java Update\juscned.exe"
Executes the following
- '<SYSTEM32>\schtasks.exe' /Create /XML %TEMP%\juscned_task.xml /TN juscned /F
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"select Name from Win32_Processor\").Name"
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"Select Name from Win32_VideoController\").Name"
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"select Caption from Win32_OperatingSystem\").Caption"
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"select TotalPhysicalMemory from Win32_ComputerSystem\").TotalPhysicalMemory"
- '<SYSTEM32>\schtasks.exe' /Create /XML %TEMP%\juscned_task.xml /TN juscned /F' (with hidden window)
- '%LOCALAPPDATA%\common files\java\java update\juscned.exe' --installed' (with hidden window)
- '%LOCALAPPDATA%\common files\java\java update\juscned.exe' --watchdog 3796 --wd-target "%LOCALAPPDATA%\Common Files\Java\Java Update\juscned.exe"' (with hidden window)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"select Name from Win32_Processor\").Name"' (with hidden window)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"Select Name from Win32_VideoController\").Name"' (with hidden window)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"select Caption from Win32_OperatingSystem\").Caption"' (with hidden window)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"select TotalPhysicalMemory from Win32_ComputerSystem\").TotalPhysicalMemory"' (with hidden window)
