Submission Summary:

• Submission details:
• Submission received: 16 November 2011, 19:07:50
• Processing time: 9 min 24 sec
• Submitted sample:
• File MD5: 0xA70E5C48612159B3E936D7E478F4D451
• File SHA-1: 0x24777FE9E77FBB14E20DF6CF18715124AFF610DC
• Filesize: 342,016 bytes
• Alias:
• Trojan.Gen [PCTools]
• Trojan.Gen [Symantec]
• Trojan-Dropper.Win32.Injector.jej [Kaspersky Lab]
• Mal/Generic-L [Sophos]
• TrojanDropper:Win32/Sirefef.B [Microsoft]
• Trojan-PWS.Win32.Tepfer [Ikarus]

• Summary of the findings:

What's been found	Severity Level
Downloads/requests other files from Internet.
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	%Temp%\aaaaaaaaaa	342,016 bytes	MD5: 0xA70E5C48612159B3E936D7E478F4D451 SHA-1: 0x24777FE9E77FBB14E20DF6CF18715124AFF610DC	Trojan.Gen [PCTools] Trojan.Gen [Symantec] Trojan-Dropper.Win32.Injector.jej [Kaspersky Lab] Mal/Generic-L [Sophos] TrojanDropper:Win32/Sirefef.B [Microsoft] Trojan-PWS.Win32.Tepfer [Ikarus]
2	%Windir%\3439254774	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709	(not available)

• Notes:
• %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).
• %Windir% is a variable that refers to the Windows installation folder. By default, this is C:\Windows or C:\Winnt.

• The following Alternate Data Streams were created in the system:

• The following directories were created:
• %Windir%\$NtUninstallKB63471$
• %Windir%\assembly\GAC

Memory Modifications

• There was a new process created in the system:

• Notes:
• [generic host process filename] is a full path filename of [generic host process].

• Attention! The following process was intentionally hidden from the user:

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

Process Name	Process Filename	Allocated Size
svchost.exe	%System%\svchost.exe	32,768 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).

• The following module was loaded into the address space of other process(es):

Registry Modifications

• The following Registry Keys were created:
• HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{e28737a6-9885-8927-b114-8a54e0fa45f0}
• HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\f6dcfecc
• HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\f6dcfecc

• The newly created Registry Values are:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{e28737a6-9885-8927-b114-8a54e0fa45f0}]
• u = 0x33435053
• cid = 92 0B 48 2B AC 1E 3B 55
• [HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\f6dcfecc]
• Type = 0x00000001
• Start = 0x00000003
• ImagePath = "\systemroot\3439254774:153289011.exe"
• [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\f6dcfecc]
• Type = 0x00000001
• Start = 0x00000003
• ImagePath = "\systemroot\3439254774:153289011.exe"
• [HKEY_CURRENT_USER\Software\Microsoft]
• arqefpfhfupcmh = 0x00000001

Other details

• The following HTTP URLs were started reading:
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=1
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=21
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=4
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=5
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=6
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=7
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=8
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=23
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=24
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=25
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=26
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=27
• http://rldbcyjp.cn/stat2.php?w=860049491&i=392af84400000000920b482bac1e3b55&a=11