Submission Summary:

• Submission details:
• Submission received: 20 September 2012, 10:28:49
• Processing time: 9 min 13 sec
• Submitted sample:
• File MD5: 0xCFF352C8ECCE15E7B8153A7E46EAB8F2
• File SHA-1: 0xCE62C6D4F5B7C6281F866194F2C4867963B0EF39
• Filesize: 326,656 bytes
• Alias & packer info:
• Trojan Horse [Symantec]
• W32/Spybot.bfr!f [McAfee]
• PWS:Win32/Zbot [Microsoft]
• Trojan-PWS.Win32.Zbot [Ikarus]
• packed with: UPX [Kaspersky Lab]

• Summary of the findings:

What's been found	Severity Level
Downloads/requests other files from Internet.
Creates a startup registry entry.
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

• Attention! The following threat category was identified:

Threat Category	Description
	A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment

File System Modifications

• The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%AppData%\Ewexa\eqxen.ign %AppData%\Opuxm\uzer.tmp	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709	(not available)
2	%AppData%\Opuxm\uzer.osi	1,146 bytes	MD5: 0x05DC80E453E1341F9BA22997ADCCA76F SHA-1: 0x04CDDFCE47EFBC94202304472903F1D95A534ACF	(not available)
3	%AppData%\Upqu\kyad.exe	326,656 bytes	MD5: 0xF9FBC601919A581911759AF973B7BEE0 SHA-1: 0x6573885091BC567604DB130B7D93A083863B4BCA	Trojan Horse [Symantec] PWS:Win32/Zbot [Microsoft] Trojan-PWS.Win32.Zbot [Ikarus] packed with UPX [Kaspersky Lab]
4	%Temp%\tmpd8173ea1.bat	168 bytes	MD5: 0xBCA6BAA7F5F8E68732BB8130C8E4E6EF SHA-1: 0x42C9E023CA79767DB0ECF789CF6A9A0CF07FAB24	(not available)
5	[file and pathname of the sample #1]	326,656 bytes	MD5: 0xCFF352C8ECCE15E7B8153A7E46EAB8F2 SHA-1: 0xCE62C6D4F5B7C6281F866194F2C4867963B0EF39	Trojan Horse [Symantec] W32/Spybot.bfr!f [McAfee] PWS:Win32/Zbot [Microsoft] Trojan-PWS.Win32.Zbot [Ikarus] packed with UPX [Kaspersky Lab]

• 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 directories were created:
• %AppData%\Ewexa
• %AppData%\Opuxm
• %AppData%\Upqu

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	233,472 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\Ofypop

• 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]
• Iksoomo = ""%AppData%\Upqu\kyad.exe""

so that kyad.exe runs every time Windows starts

• [HKEY_CURRENT_USER\Software\Microsoft\Ofypop]
• Obpesam = 60 06 6A 3D BC 93 CD CD 60 F2 40 69 77 FE B2 3E 60 06 6A 3D BC 93 CD CD 60 F2 40 69 77 FE B2 3E 60 06 6A 3D BC 93 CD CD 60 F2 40 69 77 FE B2 3E 3C 4C 3B 17 3D 3A D4 E2 EC F9 20 FB 63 39 1F 9E 60 06 6A 3D BC 93 CD CD 60 F2 40 69 77 FE B2 3E 60 06 6A 3

• 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\{E7FC120F-6D69-B14B-3873-2CA5D8C49950}

• The following Internet Connection was established: