Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\prvdisk] 'Start' = '00000001'
- [<HKLM>\SYSTEM\ControlSet001\Services\icloudupsrv] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\PolicyAgent] 'Start' = '00000002'
Malicious functions:
Creates and executes the following:
- %TEMP%\nsdA.tmp\nsD.tmp sc start icloudupsrv
- %TEMP%\nsdA.tmp\nsC.tmp sc description icloudupsrv "К№УГICould CahceјјКхМṩЅшРР»ҐБЄНшдЇААФ¤¶БјУЛЩ·юОсЎЈИз№ыНЈЦ№ёГ·юОсЈ¬ФтјЖЛг»ъЅ«І»ѕЯ±ёХвР©јјКхМṩµДјУЛЩ№¦ДЬЎЈ"
- %TEMP%\nsdA.tmp\nsB.tmp sc create icloudupsrv binpath= "%CommonProgramFiles%\sougou\icloud.exe" type= share start= auto displayname= "Ianno Web Cache Services"
- %CommonProgramFiles%\sougou\icloud.exe
- %TEMP%\~nsu.tmp\Au_.exe _?=%PROGRAM_FILES%\osndabac\
- %PROGRAM_FILES%\osndabac\un0611193200214.exe
- %TEMP%\nsdA.tmp\nsE.tmp sc create prvdisk binpath= <SYSTEM32>\PrvMon\prvdisk.sys type= kernel start= system group= Base tag= yes
- %PROGRAM_FILES%\osndabac\mysetup.exe
- %TEMP%\nsm2.tmp\ns5.tmp sc start PolicyAgent
- %TEMP%\nsm2.tmp\ns4.tmp cmd /c "<Current directory>\regdllc.bat"
- %TEMP%\nsm2.tmp\ns3.tmp cmd /c ipconfig /all >"<Current directory>\ip.txt"
- %TEMP%\nsm2.tmp\ns6.tmp sc config PolicyAgent start= auto
- %TEMP%\nsm2.tmp\ns8.tmp cmd /c arp -d
- %PROGRAM_FILES%\osndabac\xpwhocotgl.exe -file a0ayfbr0.txt
- %TEMP%\nsm2.tmp\ns7.tmp "xpwhocotgl.exe" -file a0ayfbr0.txt
Executes the following:
- <SYSTEM32>\sc.exe description icloudupsrv "К№УГICould CahceјјКхМṩЅшРР»ҐБЄНшдЇААФ¤¶БјУЛЩ·юОсЎЈИз№ыНЈЦ№ёГ·юОсЈ¬ФтјЖЛг»ъЅ«І»ѕЯ±ёХвР©јјКхМṩµДјУЛЩ№¦ДЬЎЈ"
- <SYSTEM32>\sc.exe create icloudupsrv binpath= "%CommonProgramFiles%\sougou\icloud.exe" type= share start= auto displayname= "Ianno Web Cache Services"
- <SYSTEM32>\sc.exe start icloudupsrv
- <SYSTEM32>\wscript.exe "%CommonProgramFiles%\sougou\note.vbs"
- <SYSTEM32>\sc.exe create prvdisk binpath= <SYSTEM32>\PrvMon\prvdisk.sys type= kernel start= system group= Base tag= yes
- <SYSTEM32>\arp.exe -d
- <SYSTEM32>\cmd.exe /c "<Current directory>\regdllc.bat"
- <SYSTEM32>\ipconfig.exe /all
- <SYSTEM32>\arp.exe -s 10.0.1.1 00-00-00-00-00-01 10.0.1.2
- <SYSTEM32>\sc.exe config PolicyAgent start= auto
- <SYSTEM32>\sc.exe start PolicyAgent
Modifies file system :
Creates the following files:
- %CommonProgramFiles%\sougou\config-s.xml
- %CommonProgramFiles%\sougou\prvdisk.sys
- %CommonProgramFiles%\sougou\suject.db
- %TEMP%\nsdA.tmp\System.dll
- %TEMP%\nsdA.tmp\AccessControl.dll
- %CommonProgramFiles%\sougou\config-n.xml
- %CommonProgramFiles%\sougou\ypac.txt
- %CommonProgramFiles%\sougou\sqlite3.dll
- %PROGRAM_FILES%\osndabac\mysetup.exe
- %CommonProgramFiles%\sougou\icloud.exe
- %CommonProgramFiles%\sougou\vison.txt
- %CommonProgramFiles%\sougou\note.txt
- %CommonProgramFiles%\sougou\note.vbs
- %TEMP%\nsdA.tmp\nsE.tmp
- <SYSTEM32>\PrvMon\prvdisk.sys
- %CommonProgramFiles%\sougou\suject.db-journal
- %TEMP%\~nsu.tmp\Au_.exe
- C:\Documents and Settings\LocalService\Local Settings\Temporary Internet Files\Content.IE5\0J2LM5OP\ol[1].asp
- %TEMP%\nsdA.tmp\nsC.tmp
- %TEMP%\nsdA.tmp\nsB.tmp
- %TEMP%\nsdA.tmp\nsExec.dll
- %WINDIR%\tudouva.pac
- %CommonProgramFiles%\sougou\pro.txt
- %TEMP%\nsdA.tmp\nsD.tmp
- %TEMP%\nsm2.tmp\InetLoad.dll
- %TEMP%\nsm2.tmp\nsRandom.dll
- %PROGRAM_FILES%\osndabac\un0611193200214.exe
- <Current directory>\op.ini
- %TEMP%\nsm2.tmp\nsplugin.dll
- %TEMP%\nsm2.tmp\Internet.dll
- %PROGRAM_FILES%\osndabac\reginfo.xml
- %PROGRAM_FILES%\osndabac\s0001.xml
- %PROGRAM_FILES%\osndabac\menu.xml
- %PROGRAM_FILES%\osndabac\temp0611193200214.ini
- %TEMP%\nsm2.tmp\System.dll
- %PROGRAM_FILES%\osndabac\ser000.xml
- %TEMP%\nsm2.tmp\ns5.tmp
- %TEMP%\nsm2.tmp\ns4.tmp
- <Current directory>\regdllc.bat
- %TEMP%\nsm2.tmp\ns8.tmp
- %TEMP%\nsm2.tmp\ns7.tmp
- %TEMP%\nsm2.tmp\ns6.tmp
- %PROGRAM_FILES%\osndabac\a0ayfbr0.txt
- <Current directory>\tx.ini
- %PROGRAM_FILES%\osndabac\xpwhocotgl.exe
- <Current directory>\ip.txt
- %TEMP%\nsm2.tmp\ns3.tmp
- %TEMP%\nsm2.tmp\nsExec.dll
Deletes the following files:
- <Current directory>\regdllc.bat
- <Current directory>\ip.txt
- %TEMP%\nsm2.tmp\Internet.dll
- %TEMP%\nsm2.tmp\InetLoad.dll
- %PROGRAM_FILES%\osndabac\menu.xml
- %PROGRAM_FILES%\osndabac\s0001.xml
- %PROGRAM_FILES%\osndabac\xpwhocotgl.exe
- %PROGRAM_FILES%\osndabac\reginfo.xml
- %TEMP%\nsm2.tmp\nsExec.dll
- %PROGRAM_FILES%\osndabac\a0ayfbr0.txt
- %PROGRAM_FILES%\osndabac\temp0611193200214.ini
- %CommonProgramFiles%\sougou\suject.db-journal
- %CommonProgramFiles%\sougou\note.vbs
- %TEMP%\nsm2.tmp\nsRandom.dll
- %TEMP%\nsm2.tmp\nsplugin.dll
- %PROGRAM_FILES%\osndabac\un0611193200214.exe
- %TEMP%\nsm2.tmp\System.dll
- %PROGRAM_FILES%\osndabac\ser000.xml
- %TEMP%\nsm2.tmp\ns6.tmp
- %TEMP%\nsm2.tmp\ns5.tmp
- %TEMP%\nsm2.tmp\ns8.tmp
- %TEMP%\nsm2.tmp\ns7.tmp
- <Current directory>\tx.ini
- <Current directory>\op.ini
- %TEMP%\nsm2.tmp\ns4.tmp
- %TEMP%\nsm2.tmp\ns3.tmp
- %TEMP%\nsdA.tmp\nsB.tmp
- %TEMP%\nsdA.tmp\nsExec.dll
- %TEMP%\nsdA.tmp\AccessControl.dll
- %PROGRAM_FILES%\osndabac\mysetup.exe
- %TEMP%\nsdA.tmp\System.dll
- %TEMP%\nsdA.tmp\nsD.tmp
- %TEMP%\nsdA.tmp\nsC.tmp
- %CommonProgramFiles%\sougou\prvdisk.sys
- %TEMP%\nsdA.tmp\nsE.tmp
Deletes itself.
Network activity:
Connects to:
- 'localhost':1037
- 'tj.###mitogu.com':80
- 'm.###nong.com':888
- 'tj.##nzhuan.co':80
TCP:
HTTP GET requests:
- tj.###mitogu.com/ps.txt
- tj.###mitogu.com/wl.txt
- tj.##nzhuan.co/svr.asp?c=########################################
- tj.###mitogu.com/ol.asp?c=###########################
UDP:
- DNS ASK tj.##nzhuan.co
- DNS ASK tj.###mitogu.com
- DNS ASK m.###nong.com
- '<Private IP address>':1034
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
