ThreatExpert Report: Win32.SuspectCrc, Trojan:Win32/Camec.B, TrojanSpy:Win32/Banmailo.A, Mal/VB-ADO..

Submission Summary:

Submission details:

Submission received: 29 September 2012, 21:41:45
Processing time: 7 min 53 sec
Submitted sample:

File MD5: 0x1FCEB65705E2B4C7FA0957A406B6C268
File SHA-1: 0xB5CE79A2B0CB3E80DFB0BD658867131E695369FF
Filesize: 122,880 bytes
Alias: Win32.SuspectCrc [Ikarus]

Summary of the findings:

What's been found	Severity Level
Downloads/requests other files from Internet.

Technical Details:

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%System%\clsx.xml	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709	(not available)
2	[file and pathname of the sample #1]	122,880 bytes	MD5: 0x1FCEB65705E2B4C7FA0957A406B6C268 SHA-1: 0xB5CE79A2B0CB3E80DFB0BD658867131E695369FF	Win32.SuspectCrc [Ikarus]

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).

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]	131,072 bytes

Other details

The following Host Name was requested from a host database:

192.5.5.241

The following Internet download was started (the retrieved bits are saved into the local file):

URL to be downloaded	Filename for the downloaded bits
http://intellectu.com.br/imagens/nods.zip	%Windir%\system32/nods.zip

Notes:

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

Downloaded File Summary:

Download details:

Download retrieved: 29 September 2012 21:49:38
Processing time: 12 min 26 sec
Downloaded sample:

File MD5: 0xA01ECBC3469D8D7023A2CACDDA9F7E65
File SHA-1: 0x0D0B898F0D36E99B19D60772C4F15F7F6DE3B222
Filesize: 1,740,020 bytes
Alias: Win32.SuspectCrc [Ikarus]

Summary of the findings:

What's been found	Severity Level
Produces outbound traffic.
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	%Temp%\alaisu.exe	98,304 bytes	MD5: 0x6CBDEC37A061F01A97C7495CDE5F4F58 SHA-1: 0x3075F179D404EEC82D765EBF1239AEF70ED599AF	Win32.SuspectCrc [Ikarus]
2	%Temp%\cynxe.exe	3,751,936 bytes	MD5: 0xCCE55DB7466CE794CE47E50388650FF0 SHA-1: 0x15AEC5A35AE434B188BFBDC1D3F969BE3A6B4717	Trojan:Win32/Camec.B [Microsoft]
3	%Temp%\fsyswin.exe	102,400 bytes	MD5: 0xC3E14AF57970A27EB3B060F8B300579D SHA-1: 0x7BAED1510EB7D2628FA5FCECFB504CD985B7CA7F	(not available)
4	%Temp%\hvusy.exe	3,854,336 bytes	MD5: 0x4E11AEB418FAFDD13351F56A79BDBE15 SHA-1: 0x9E6AB23F87C777B51879B6FC15C2647AB238E0D7	TrojanSpy:Win32/Banmailo.A [Microsoft]
5	%Temp%\peltx.exe	393,216 bytes	MD5: 0x9CCF2DB8C95A491544ECB6200C9985A3 SHA-1: 0x1C8CFE3A35393240DDF26FE47483135C2490F72C	Mal/VB-ADO [Sophos] TrojanSpy:Win32/Zapemli.A [Microsoft] Win32.SuspectCrc [Ikarus]
6	%Temp%\syntep.exe	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709	(not available)
7	[file and pathname of the sample #1]	1,740,020 bytes	MD5: 0xA01ECBC3469D8D7023A2CACDDA9F7E65 SHA-1: 0x0D0B898F0D36E99B19D60772C4F15F7F6DE3B222	Win32.SuspectCrc [Ikarus]

Note:

%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).

Memory Modifications

There were new processes created in the system:

Process Name	Process Filename	Main Module Size
syntep.exe	%Temp%\syntep.exe	14,233,600 bytes
cynxe.exe	%Temp%\cynxe.exe	3,760,128 bytes
hvusy.exe	%Temp%\hvusy.exe	3,854,336 bytes
fsyswin.exe	%Temp%\fsyswin.exe	102,400 bytes
peltx.exe	%Temp%\peltx.exe	397,312 bytes
IEXPLORE.EXE	%ProgramFiles%\Internet Explorer\IEXPLORE.EXE	102,400 bytes
alaisu.exe	%Temp%\alaisu.exe	102,400 bytes

Notes:

%ProgramFiles% is a variable that refers to the Program Files folder. A typical path is C:\Program Files.

Registry Modifications

The newly created Registry Values are:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]

hvusy = "%Temp%\hvusy.exe"
peltx = "%Temp%\peltx.exe"
syntep = "%Temp%\syntep.exe"
cynxe = "%Temp%\cynxe.exe"

so that hvusy.exe runs every time Windows starts

so that peltx.exe runs every time Windows starts

so that syntep.exe runs every time Windows starts

so that cynxe.exe runs every time Windows starts

[HKEY_CURRENT_USER\Identities]

Identity Login = 0x00098053

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]

FileZilaAP = "%Temp%\fsyswin.exe"
peltx = "%Temp%\peltx.exe"

so that fsyswin.exe runs every time Windows starts

so that peltx.exe runs every time Windows starts

Other details

To mark the presence in the system, the following Mutex objects were created:

_SHuassist.mtx
MSIdent Logon

The following Host Name was requested from a host database:

smtp.gmail.com

There was registered attempt to establish connection with the remote host. The connection details are:

Remote Host	Port Number
smtp.gmail.com	465

Outbound traffic (potentially malicious)

There was an outbound traffic produced on port 465:

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