Submission Summary:

• Submission details:
• Submission received: 5 October 2012, 09:49:15
• Processing time: 9 min 17 sec
• Submitted sample:
• File MD5: 0x9DF60F3991111D09AFFEE93B49883279
• File SHA-1: 0xD297B0B204C1B631FF41E4D94D9B67BF963118D4
• Filesize: 300,544 bytes
• Alias: PWS:Win32/Zbot [Microsoft]

• Summary of the findings:

What's been found	Severity Level
Creates a startup registry entry.

Technical Details:

File System Modifications

• The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%AppData%\Hewena\uvitwy.exe	300,544 bytes	MD5: 0x49194127366DCB0B500D72F4E3359C66 SHA-1: 0xBDA5BEBA7B92343D99D586C40F1A79BE77BC4A85	PWS:Win32/Zbot [Microsoft]
2	%AppData%\xyofon.wef	1,322 bytes	MD5: 0xD966AFD55E03FB8647345477F25022D5 SHA-1: 0xD1441FF665019D6D02D68460A368A1567E295CE6	(not available)
3	%Temp%\tmp6f9c9804.bat	168 bytes	MD5: 0x7B62FD02C1BDD7E8CFC90157D4829EFE SHA-1: 0x7607B0E4E77EBEC768CD4F7825350CB79C7E7C71	(not available)
4	[file and pathname of the sample #1]	300,544 bytes	MD5: 0x9DF60F3991111D09AFFEE93B49883279 SHA-1: 0xD297B0B204C1B631FF41E4D94D9B67BF963118D4	PWS:Win32/Zbot [Microsoft]

• Notes:
• %AppData% is a variable that refers to the file system directory that serves as a common repository for application-specific data. A typical path is C:\Documents and Settings\[UserName]\Application Data.
• %Temp% is a variable that refers to the temporary folder in the short path form. By default, this is C:\Documents and Settings\[UserName]\Local Settings\Temp\ (Windows NT/2000/XP).

• The following directory was created:
• %AppData%\Hewena

Memory Modifications

• There were new processes created in the system:

• There was a new memory page created in the address space of the system process(es):

Process Name	Process Filename	Allocated Size
cmd.exe	%System%\cmd.exe	278,528 bytes

• Notes:
• %System% is a variable that refers to the System folder. By default, this is C:\Windows\System (Windows 95/98/Me), C:\Winnt\System32 (Windows NT/2000), or C:\Windows\System32 (Windows XP).

Registry Modifications

• The following Registry Keys were created:
• HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Privacy
• HKEY_CURRENT_USER\Software\Microsoft\Runi

• The newly created Registry Values are:
• [HKEY_CURRENT_USER\Identities]
• Identity Login = 0x00098053
• [HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Privacy]
• CleanCookies = 0x00000000
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
• {3DFA1AE4-115C-AD7B-A6BA-A75086AF8442} = ""%AppData%\Hewena\uvitwy.exe""

so that uvitwy.exe runs every time Windows starts

• [HKEY_CURRENT_USER\Software\Microsoft\Runi]
• a22cjj4 = 83 55 0F A4
• 1i9bfi6c = "RQkPpHrD6mujikdH"

• The following Registry Values were modified:
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0]
• 1609 =
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1]
• 1406 =
• 1609 =
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2]
• 1609 =
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3]
• 1406 =
• 1609 =
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4]
• 1406 =
• 1609 =

Other details

• To mark the presence in the system, the following Mutex object was created:
• Local\{FA4803F7-084F-6AC9-A6BA-A75086AF8442}