ThreatExpert Report: Trojan.Gen, Trojan.Win32.Jorik.ZAccess.jzq, VBObfus.ek..

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Submission Summary:

Submission details:

Submission received: 15 September 2012, 08:18:09
Processing time: 9 min 17 sec
Submitted sample:

File MD5: 0x73C52D28EA9475A0061C0ACDB157B96A
File SHA-1: 0x5260C235A5014583DFE3F599EB7CFFC73AE6336B
Filesize: 49,152 bytes
Alias:

Trojan.Gen [Symantec]
Trojan.Win32.Jorik.ZAccess.jzq [Kaspersky Lab]
VBObfus.ek [McAfee]
TrojanDownloader:Win32/Beebone.DK [Microsoft]
Worm.Win32.VBNA [Ikarus]

Summary of the findings:

What's been found	Severity Level
Produces outbound traffic.
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 file was created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	[file and pathname of the sample #1]	49,152 bytes	MD5: 0x73C52D28EA9475A0061C0ACDB157B96A SHA-1: 0x5260C235A5014583DFE3F599EB7CFFC73AE6336B	Trojan.Gen [Symantec] Trojan.Win32.Jorik.ZAccess.jzq [Kaspersky Lab] VBObfus.ek [McAfee] TrojanDownloader:Win32/Beebone.DK [Microsoft] Worm.Win32.VBNA [Ikarus]

Memory Modifications

There was a new process created in the system:

Process Name	Process Filename	Main Module Size
[filename of the sample #1]	[file and pathname of the sample #1]	57,344 bytes

Other details

The following ports were open in the system:

Port	Protocol	Process
1034	TCP	[file and pathname of the sample #1]
1036	UDP	[file and pathname of the sample #1]

The following Internet Connection was established:

Server Name	Server Port	Connect as User	Connection Password
updatepass.dnsd.me	8080	(null)	(null)

There was application-defined hook procedure installed into the hook chain (e.g. to monitor keystrokes). The installed hook is handled by the following module:

%System%\MSVBVM60.DLL

Note:

%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).

Outbound traffic (potentially malicious)

There was an outbound traffic produced on port 8080:

00000000 | 4745 5420 2F78 2F20 4854 5450 2F31 2E31 | GET /x/ HTTP/1.1
00000010 | 0D0A 4163 6365 7074 3A20 2A2F 2A0D 0A41 | ..Accept: */*..A
00000020 | 6363 6570 742D 456E 636F 6469 6E67 3A20 | ccept-Encoding:
00000030 | 677A 6970 2C20 6465 666C 6174 650D 0A55 | gzip, deflate..U
00000040 | 7365 722D 4167 656E 743A 204D 6F7A 696C | ser-Agent: Mozil
00000050 | 6C61 2F34 2E30 2028 636F 6D70 6174 6962 | la/4.0 (compatib
00000060 | 6C65 3B20 4D53 4945 2036 2E30 3B20 5769 | le; MSIE 6.0; Wi
00000070 | 6E64 6F77 7320 4E54 2035 2E31 3B20 5356 | ndows NT 5.1; SV
00000080 | 313B 202E 4E45 5420 434C 5220 322E 302E | 1; .NET CLR 2.0.
00000090 | 3530 3732 3729 0D0A 486F 7374 3A20 6C6F | 50727)..Host: lo
000000A0 | 6361 6C68 6F73 743A 3830 3830 0D0A 436F | calhost:8080..Co
000000B0 | 6E6E 6563 7469 6F6E 3A20 4B65 6570 2D41 | nnection: Keep-A
000000C0 | 6C69 7665 0D0A 4361 6368 652D 436F 6E74 | live..Cache-Cont
000000D0 | 726F 6C3A 206E 6F2D 6361 6368 650D 0A0D | rol: no-cache...
000000E0 | 0A                                      | .

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