ThreatExpert Report: Trojan.Maljava!gen23

Submission Summary:

Submission details:

Submission received: 11 September 2012, 02:21:55
Processing time: 9 min 14 sec
Submitted sample:

File MD5: 0x082EDC93F86012692AE1185F8DD51577
File SHA-1: 0x7A5E767A27187C35195C45D30069B67F972E1E8E
Filesize: 308,117 bytes

Summary of the findings:

What's been found	Severity Level
Contains characteristics of an identified security risk.

Technical Details:

The new window was created, as shown below:

NOTICE: The content shown in the above window is captured automatically and is not controlled or endorsed by ThreatExpert.
Please contact us on this link should any material be offensive or inappropriate and we will ensure any such content is blocked from future viewers of the report.

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%\aflbqonc.exe	312,320 bytes	MD5: 0xB2094C05FDF3435DC5491ED9858FF024 SHA-1: 0x842696171FA35BB46CEB3426879402177F7EB39A	(not available)
2	%Temp%\a\dhyc.class	1,538 bytes	MD5: 0xB3C51D4D7D2227254C182807DFF11C05 SHA-1: 0xFF11C4A7A08B33CB2348D492042BBCCA280ED858	(not available)
3	%Temp%\a\ebyhgaw.class	6,917 bytes	MD5: 0xE7265F2228BC6AA86396DD41F98AE1FB SHA-1: 0xDAED4C4063F4915D14E020483333BF25573D86F5	Trojan.Maljava!gen23 [Symantec]
4	%Temp%\a\krnywvjlrx.class	1,708 bytes	MD5: 0x976B7AE8944B59C9AA8954D4E0367FAD SHA-1: 0xF84A53584773A15791BC7118491AFF83DF21348E	(not available)
5	%Temp%\a\rkzqyohybkjx.class	25,645 bytes	MD5: 0xF6BDC9641C876519B34BA45AA1041D09 SHA-1: 0xE5CC5168A1E3A2C29FF78E48F586B9AD64C50D69	(not available)
6	%Temp%\a\wmbrhcy.class	5,746 bytes	MD5: 0xAF734280B1D20D50139B76570586A826 SHA-1: 0xCFF01B0D1172766D0FA1D9F5DA8632F233D6053D	(not available)
7	%Temp%\META-INF\MANIFEST.MF	71 bytes	MD5: 0xC2B896794F531BDB5B9B3DBC5892536C SHA-1: 0xBC78928DFF309F2E780E2814C2AEEC93FBFE7EDF	(not available)
8	[file and pathname of the sample #1]	308,117 bytes	MD5: 0x082EDC93F86012692AE1185F8DD51577 SHA-1: 0x7A5E767A27187C35195C45D30069B67F972E1E8E	(not available)

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:

%Temp%\a
%Temp%\META-INF

Memory Modifications

There were new processes created in the system:

Process Name	Process Filename	Main Module Size
aflbqonc.exe	%AppData%\aflbqonc.exe	745,472 bytes
etuuofbcdvtup	%Temp%\etuuofbcdvtup	745,472 bytes
aflbqonc.exe	%UserProfile%\LOCALS~1\APPLIC~1\aflbqonc.exe	745,472 bytes

Notes:

%UserProfile% is a variable that specifies the current user's profile folder. By default, this is C:\Documents and Settings\[UserName] (Windows NT/2000/XP).

Registry Modifications

The following Registry Key was created:

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce

Other details

Analysis of the file resources indicate the following possible country of origin:

Greece

To mark the presence in the system, the following Mutex object was created:

i'm here

All content ("Information") contained in this report is the copyrighted work of Threat Expert Ltd and its associated companies ("ThreatExpert") and may not be copied without the express permission of ThreatExpert.

The Information is provided on an "as is" basis. ThreatExpert disclaims all warranties, whether express or implied, to the maximum extent permitted by law, including the implied warranties that the Information is merchantable, of satisfactory quality, accurate, fit for a particular purpose or need, or non-infringing, unless such implied warranties are legally incapable of exclusion. Further, ThreatExpert does not warrant or make any representations regarding the use or the results of the use of the Information in terms of their correctness, accuracy, reliability, or otherwise.