TROJ_QAKBOT
Qakbot, Qbot
Windows 2000, Windows XP, Windows Server 2003
Tipo de malware
Trojan
Destructivo?
No
Cifrado
In the Wild:
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Resumen y descripci¨®n
Detalles t¨¦cnicos
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Infiltra los archivos siguientes:
- %System Root%\Documents and Settings\All Users\Application Data\Microsoft\{random folder name}\{random file name}.dll
- %System Root%\Documents and Settings\All Users\Application Data\Microsoft\{random folder name}\{random file name1}.dll
- %System Root%\Documents and Settings\All Users\Application Data\Microsoft\{random folder name}\{random file name2}.dll
- %System Root%\Documents and Settings\All Users\Microsoft\{random folder name}\{random file name}.dll
- %System Root%\Documents and Settings\All Users\Microsoft\{random folder name}\{random file name1}.dll
(Nota: %System Root% es la carpeta ra¨ªz, normalmente C:\. Tambi¨¦n es la ubicaci¨®n del sistema operativo).
)Crea las siguientes copias de s¨ª mismo en el sistema afectado:
- %System Root%\Documents and Settings\All Users\Application Data\Microsoft\{random folder name}\{random file name}.exe
- %System Root%\Documents and Settings\All Users\Microsoft\{random folder name}\{random file name}.exe
(Nota: %System Root% es la carpeta ra¨ªz, normalmente C:\. Tambi¨¦n es la ubicaci¨®n del sistema operativo).
)Crea las carpetas siguientes:
- %System Root%\Documents and Settings\All Users\Application Data\Microsoft\{random folder name}
- %System Root%\Documents and Settings\All Users\Microsoft\{random folder name}
- %System Root%\Documents and Settings\All Users\Application Data\Microsoft\{random folder name}\u
(Nota: %System Root% es la carpeta ra¨ªz, normalmente C:\. Tambi¨¦n es la ubicaci¨®n del sistema operativo).
)T¨¦cnica de inicio autom¨¢tico
Agrega las siguientes entradas de registro para permitir su ejecuci¨®n autom¨¢tica cada vez que se inicia el sistema:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
{random characters} = "%System Root%\Documents and Settings\All Users\Application Data\Microsoft\{random folder name}\{random file name}.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
{random characters} = "%System Root%\Documents and Settings\All Users\Microsoft\{random characters}\{random characters}.exe"
Modifique las siguientes entradas de registro para garantizar su ejecuci¨®n autom¨¢tica cada vez que se inicia el sistema:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
{legitimate application} = ""%System Root%\Documents and Settings\All Users\Application Data\Microsoft\{random folder name}\{random file name}.exe" /c {path and file name of legitimate application}"
(Note: The default value data of the said registry entry is {path and file name of legitimate application}.)
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
{legitimate application} = ""%System Root%\Documents and Settings\All Users\Application Data\Microsoft\{random folder name}\{random file name}.exe" /c {path and file name of legitimate application}"
(Note: The default value data of the said registry entry is {path and file name of legitimate application}.)