Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'wco' = '%WINDIR%\wco.exe'
Malicious functions:
Creates and executes the following:
- '%WINDIR%\Rar.exe' a -r C:\pass\pass.rar C:\pass\
- '%TEMP%\flash.exe' /RemoveFile "%WINDIR%\flash.exe"
- '%WINDIR%\wco.exe'
- '%WINDIR%\flash.exe'
- '%WINDIR%\iwco.exe'
Executes the following:
- '<SYSTEM32>\attrib.exe' +a +s +h +r %WINDIR%\otpr.vbs
- '<SYSTEM32>\attrib.exe' +a +s +h +r %WINDIR%\wco.exe
- '<SYSTEM32>\wscript.exe' "%WINDIR%\otpr.vbs" - юЄяЁртър эр ь√ыю
- '<SYSTEM32>\attrib.exe' +a +s +h +r %WINDIR%\rar.exe
- '<SYSTEM32>\reg.exe' add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoControlPanel /t REG_DWORD /d 1 /f
- '<SYSTEM32>\reg.exe' add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "wco" /t REG_SZ /d "%WINDIR%\wco.exe" /f
- '<SYSTEM32>\attrib.exe' +a +s +h +r %WINDIR%\iwco.exe
- '<SYSTEM32>\attrib.exe' C:\pass +h +s +r
- '<SYSTEM32>\attrib.exe' %WINDIR%\wincs +h +s +r
- '<SYSTEM32>\cmd.exe' /c ""%TEMP%\1.tmp\wind2.bat" "
- '%WINDIR%\regedit.exe' -ea C:\pass\MailAgent\reg\agent.reg "HKEY_CURRENT_USER\software\Mail.Ru\Agent\magent_logins2
- '<SYSTEM32>\xcopy.exe' Mra\Update\ver.txt C:\pass\MailAgent /K /H /G /Q /R /S /Y
- '<SYSTEM32>\xcopy.exe' Mra\Base C:\pass\MailAgent /K /H /G /Q /R /S /Y /E
- '%WINDIR%\regedit.exe' -ea C:\pass\MailAgent\reg\agent_3.reg "HKEY_CURRENT_USER\software\Mail.Ru\Agent\magent_logins3
Modifies settings of Windows Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoControlPanel' = '00000001'
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\actionairruntimeexists[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\actionairappinstall[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\actionairappexists[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\actiongtbcheck[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\actionregistrykeypathcheck[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\actioncheckuninstall[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\actiongccheck[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\actionlaunchflashplayer[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\ping[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\adobe[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\bundleloader[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\actiondownload[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\actionlaunchchrome[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\actionlaunchadobe[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\actionlaunch[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\actionregistryvaluecheck[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\bgCheckbox[1].png
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\buttonCenter[1].png
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\bgBody[1].png
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\buttonLeft[1].png
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\buttonRight[1].png
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\buttonLeftFinished[1].png
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\buttonCenterFinished[1].png
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\iconHeader[1].png
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\custom-form-elements[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\actionlist[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\actionactionlist[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\language[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\bgHeaderError[1].png
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\index[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\httpdownload[1].js
- %APPDATA%\Microsoft\CryptnetUrlCache\MetaData\60E31627FDA0A46932B0E5948949F2A5
- %TEMP%\1.tmp\wind2.bat
- %WINDIR%\otpr.vbs
- %APPDATA%\Microsoft\CryptnetUrlCache\Content\60E31627FDA0A46932B0E5948949F2A5
- %APPDATA%\Microsoft\CryptnetUrlCache\MetaData\62B5AF9BE9ADC1085C3C56EC07A82BF6
- %APPDATA%\Microsoft\CryptnetUrlCache\Content\8DFDF057024880D7A081AFBF6D26B92F
- %APPDATA%\Microsoft\CryptnetUrlCache\MetaData\8DFDF057024880D7A081AFBF6D26B92F
- %WINDIR%\wco.exe
- %WINDIR%\flash.exe
- %TEMP%\$inst\temp_0.tmp
- %TEMP%\$inst\2.tmp
- %WINDIR%\iwco.exe
- %WINDIR%\Rar.exe
- %WINDIR%\Uninstall.ini
- %WINDIR%\Uninstall.exe
- %APPDATA%\Microsoft\CryptnetUrlCache\Content\62B5AF9BE9ADC1085C3C56EC07A82BF6
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\json2[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\jshelper[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\default[1].css
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\interop[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\skinwindow[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\app[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\host[1].js
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\index[1].htm
- C:\pass\Mozilla\signons.sqlite
- C:\pass\Mozilla\key3.db
- C:\pass\Mozilla\cookies.sqlite
- C:\pass\Chrome\cookies.sqlite
- %TEMP%\flash.exe
- %WINDIR%\wincs\pass.rar
- C:\pass\pass.rar
Sets the 'hidden' attribute to the following files:
- %WINDIR%\Rar.exe
- %WINDIR%\iwco.exe
- %WINDIR%\wco.exe
- %WINDIR%\otpr.vbs
Deletes the following files:
- C:\pass\pass.rar
- C:\pass\Mozilla\signons.sqlite
- %WINDIR%\wincs\pass.rar
- %WINDIR%\flash.exe
- %TEMP%\1.tmp\wind2.bat
- %TEMP%\$inst\2.tmp
- %TEMP%\$inst\temp_0.tmp
- C:\pass\Chrome\cookies.sqlite
- C:\pass\Mozilla\key3.db
- C:\pass\Mozilla\cookies.sqlite
Network activity:
Connects to:
- 'localhost':1049
- 'localhost':1046
- 'localhost':1047
- 'localhost':1055
- 'localhost':1053
- 'localhost':1051
- 'cs######0-crl.verisign.com':80
- 'crl.verisign.com':80
- 'wp#d':80
- 'localhost':1039
- 'localhost':1041
- '94.##0.191.201':25
TCP:
HTTP GET requests:
- crl.verisign.com/pca3-g5.crl
- cs######0-crl.verisign.com/CSC3-2010.crl
- wp#d/wpad.dat
- crl.verisign.com/pca3.crl
UDP:
- DNS ASK cs######0-crl.verisign.com
- DNS ASK sm##.mail.ru
- DNS ASK wp#d
- DNS ASK crl.verisign.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: 'RegEdit_RegEdit' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'EDIT' WindowName: ''