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Profil

Win32.HLLM.Graz.373

Added to the Dr.Web virus database: 2016-04-21

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'dplafde' = '%APPDATA%\ccfgkmgr\encatrep.exe'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%WINDIR%\explorer.exe' = '%WINDIR%\explorer.exe:*:Enabled:Windows Expl...
Creates and executes the following:
  • '%APPDATA%\ccfgkmgr\encatrep.exe' "<Full path to virus>"
Executes the following:
  • '<SYSTEM32>\cmd.exe' /C ""%APPDATA%\ccfgkmgr\encatrep.exe" "<Full path to virus>""
  • '<SYSTEM32>\cmd.exe' /c ""%TEMP%\37B6\31.bat" "%APPDATA%\ccfgkmgr\encatrep.exe" "<Full path to virus>""
Injects code into
the following system processes:
  • %WINDIR%\Explorer.EXE
the following user processes:
  • iexplore.exe
  • opera.exe
  • chrome.exe
  • firefox.exe
Searches for registry branches where third party applications store passwords:
  • [<HKCU>\Software\Microsoft\Windows Live Mail]
  • [<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook]
  • [<HKCU>\Software\Microsoft\Windows Mail]
  • [<HKCU>\Software\Microsoft\Internet Account Manager]
  • [<HKCU>\Software\Microsoft\Internet Account Manager\Accounts]
Modifies file system:
Creates the following files:
  • %TEMP%\6777.bin
  • %TEMP%\7D3F.bin
  • %APPDATA%\ccfgkmgr\encatrep.exe
  • %TEMP%\37B6\31.bat
Deletes the following files:
  • %TEMP%\6777.bin
Deletes itself.
Network activity:
Connects to:
  • 'eb####alalusys.ru':80
  • 'localhost':1040
TCP:
HTTP GET requests:
  • http://eb####alalusys.ru/images/GCiD8Y4RjfSszp/OYHYQurf0_2FntILJcFeZ/KRT4mYdATLH_2Bwl/3ud6Jb1WY5qIQSu/omAznLW5rBtePrfLT5/Az1tIdwqh/Bk_2F_2BlbG6pRaQyDWi/IyljozOnguD3yQ4dWh8/OIhdR7Zp84UO9fkwQ0v66...
UDP:
  • DNS ASK eb####alalusys.ru
  • '93.##1.158.237':9772
  • '23#.#55.255.250':1900
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: ''
  • ClassName: 'ProgMan' WindowName: ''