Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- %APPDATA%\microsoft\windows\start menu\programs\startup\realteksb.lnk
- <SYSTEM32>\tasks\realtek sound blaster
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
Searches for windows to
detect analytical utilities:
- ClassName: 'OLLYDBG', WindowName: ''
- ClassName: 'GBDYLLO', WindowName: ''
- ClassName: 'pediy06', WindowName: ''
- ClassName: 'FilemonClass', WindowName: ''
- ClassName: '', WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'PROCMON_WINDOW_CLASS', WindowName: ''
- ClassName: '', WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'RegmonClass', WindowName: ''
- ClassName: '', WindowName: 'Registry Monitor - Sysinternals: www.sysinternals.com'
Modifies file system
Creates the following files
- %TEMP%\nsw8c39.tmp
- %LOCALAPPDATA%\microsoft\vault\4bf4c442-9b8a-41a0-b380-dd4a704ddb28\policy.vpol
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\2f1a6504-0641-44cf-8bb5-3612d865f2e5.vsch
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\3ccd5499-87a8-4b10-a215-608888dd3b55.vsch
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\policy.vpol
- %ALLUSERSPROFILE%\q1s2t8y0u9s2t8y0u9\zx31nmv01mgo.zx3
- %ALLUSERSPROFILE%\systemnetwork\ncoremanager.exe
- %LOCALAPPDATA%\microsoft\windows\history\low\history.ie5\index.dat
- %APPDATA%\microsoft\windows\cookies\low\index.dat
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\54e89w96\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\vpb0n4nj\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\ohuru79y\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\ph42yqik\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\index.dat
- %LOCALAPPDATA%\microsoft\windows\history\low\history.ie5\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\history\low\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\desktop.ini
- %APPDATA%\realtek sound blaster\realteksb.exe
- %APPDATA%\software\software.exe
- %APPDATA%\software\glad_71.exe
- %APPDATA%\software\myth_18.exe
- %APPDATA%\rarest\glad_10.exe
- %TEMP%\nsb8c49.tmp\system.dll
- %ALLUSERSPROFILE%\systemnetwork\video.txt
- %ALLUSERSPROFILE%\systemnetwork\arch.txt
Sets the 'hidden' attribute to the following files
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\ph42yqik\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\ohuru79y\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\vpb0n4nj\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\54e89w96\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\history\low\history.ie5\desktop.ini
- %LOCALAPPDATA%\microsoft\windows\history\low\desktop.ini
Deletes the following files
- %TEMP%\nsb8c49.tmp\system.dll
- %ALLUSERSPROFILE%\q1s2t8y0u9s2t8y0u9\zx31nmv01mgo.zx3
- %APPDATA%\software\myth_18.exe
- %APPDATA%\software\glad_71.exe
Substitutes the following files
- %ALLUSERSPROFILE%\q1s2t8y0u9s2t8y0u9\zx31nmv01mgo.zx3
Network activity
TCP
HTTP GET requests
- http://19#.#47.115.117/zzztopK/nCoreManager.exe
HTTP POST requests
- http://85.##9.91.120/cfg/
- http://85.##9.91.120/log/
Miscellaneous
Searches for the following windows
- ClassName: '18467-41' WindowName: ''
Creates and executes the following
- '%APPDATA%\rarest\glad_10.exe'
- '%APPDATA%\software\myth_18.exe'
- '%APPDATA%\software\glad_71.exe'
- '%APPDATA%\realtek sound blaster\realteksb.exe'
- '%ALLUSERSPROFILE%\systemnetwork\ncoremanager.exe'
- '%WINDIR%\syswow64\cmd.exe' /k ping -n 5 localhost < nul & del /F /Q "%APPDATA%\Software\Myth_18.exe"' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c WMIC OS get osarchitecture >%ALLUSERSPROFILE%\SystemNetwork\arch.txt' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c wmic path win32_VideoController get name >%ALLUSERSPROFILE%\SystemNetwork\video.txt' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\rundll32.exe' "%WINDIR%\syswow64\WININET.dll",DispatchAPICall 1
- '%WINDIR%\syswow64\cmd.exe' /k ping -n 5 localhost < nul & del /F /Q "%APPDATA%\Software\Myth_18.exe"
- '%WINDIR%\syswow64\ping.exe' -n 5 localhost
- '%WINDIR%\syswow64\cmd.exe' /c WMIC OS get osarchitecture >%ALLUSERSPROFILE%\SystemNetwork\arch.txt
- '%WINDIR%\syswow64\wbem\wmic.exe' OS get osarchitecture
- '%WINDIR%\syswow64\cmd.exe' /c wmic path win32_VideoController get name >%ALLUSERSPROFILE%\SystemNetwork\video.txt
- '%WINDIR%\syswow64\wbem\wmic.exe' path win32_VideoController get name
- '%WINDIR%\syswow64\cmd.exe' timeout /t 3 & del /f /q %APPDATA%\Software\Glad_71.exe
- '%WINDIR%\syswow64\timeout.exe' /t 3
