ThreatExpert Report: Trojan-Downloader.Win32.Bancos

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Submission Summary:

Submission details:

Submission received: 5 September 2012, 14:38:46
Processing time: 7 min 44 sec
Submitted sample:

File MD5: 0x946CC451267607370A1C5AE1C242A4E4
File SHA-1: 0x74EA908DF7371B3B6F4E7E3E887BE46C3B711BF9
Filesize: 233,472 bytes
Alias: Trojan-Downloader.Win32.Bancos [Ikarus]

Technical Details:

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	c:\astemp.tmp	19 bytes	MD5: 0x379D980591D56FD966C388595DD79D63 SHA-1: 0xC2AE5DE05C3A1114C59E53C4C87F123DF4415065	(not available)
2	%Windir%\eqvj3690.dll	125 bytes	MD5: 0x7C5F5A68051F6B0C0E9A2AD33C40D415 SHA-1: 0x120865765927A61AF83F02B83DC297EEDE61EC41	(not available)
3	[file and pathname of the sample #1]	233,472 bytes	MD5: 0x946CC451267607370A1C5AE1C242A4E4 SHA-1: 0x74EA908DF7371B3B6F4E7E3E887BE46C3B711BF9	Trojan-Downloader.Win32.Bancos [Ikarus]

Note:

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

Memory Modifications

There were new processes created in the system:

Process Name	Process Filename	Main Module Size
[generic host process]	[generic host process filename]	20,480 bytes
[filename of the sample #1]	[file and pathname of the sample #1]	233,472 bytes

Notes:

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

Registry Modifications

The following Registry Keys were created:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Casa.clsCasa
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Casa.clsCasa\Clsid

The newly created Registry Value is:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects]

(Default) = ""

Other details

The following Host Name was requested from a host database:

192.5.5.241

The following Internet Connections were established:

Server Name	Server Port	Connect as User	Connection Password
megafeirao-center-com.web11.redehost.com.br	80	(null)	(null)
maguh.com.br	80	(null)	(null)

The following GET request was made:

gabi6.jpg

Downloaded File Summary:

Download details:

Download retrieved: 5 September 2012 14:46:31
Processing time: 7 min 33 sec
Downloaded sample:

File MD5: 0x66CE0AFDB22F56261BCE55C932097E74
File SHA-1: 0x13C18FC2BD0B86F10BDFB1F8C2751FF1B8A2D50E
Filesize: 212,992 bytes

Technical Details:

File System Modifications

The following file was created in the system:

#	Filename(s)	File Size	File Hash
1	[file and pathname of the sample #1]	212,992 bytes	MD5: 0x66CE0AFDB22F56261BCE55C932097E74 SHA-1: 0x13C18FC2BD0B86F10BDFB1F8C2751FF1B8A2D50E

Memory Modifications

There was a new process created in the system:

Process Name	Process Filename	Main Module Size
[generic host process]	[generic host process filename]	20,480 bytes

Note:

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

The following modules were loaded into the address space of other process(es):

Module Name	Module Filename	Address Space Details
[filename of the sample #1]	[file and pathname of the sample #1]	Process name: [generic host process] Process filename: [generic host process filename] Address space: 0x11000000 - 0x11035000
[filename of the sample #1]	[file and pathname of the sample #1]	Process name: [generic host process] Process filename: [generic host process filename] Address space: 0x11000000 - 0x11035000

Registry Modifications

The following Registry Keys were created:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}\Implemented Categories
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}\InprocServer32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}\ProgID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}\Programmable
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}\TypeLib
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}\VERSION
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{A88DF933-1EA0-4026-9B56-872EDF10A979}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{A88DF933-1EA0-4026-9B56-872EDF10A979}\ProxyStubClsid
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{A88DF933-1EA0-4026-9B56-872EDF10A979}\ProxyStubClsid32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{A88DF933-1EA0-4026-9B56-872EDF10A979}\TypeLib
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{6CA4DB13-BFAE-4EBE-93FD-BD5D666C60AC}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{6CA4DB13-BFAE-4EBE-93FD-BD5D666C60AC}\7.0
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{6CA4DB13-BFAE-4EBE-93FD-BD5D666C60AC}\7.0\0
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{6CA4DB13-BFAE-4EBE-93FD-BD5D666C60AC}\7.0\0\win32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{6CA4DB13-BFAE-4EBE-93FD-BD5D666C60AC}\7.0\FLAGS
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{6CA4DB13-BFAE-4EBE-93FD-BD5D666C60AC}\7.0\HELPDIR
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Casa.clsCasa
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Casa.clsCasa\Clsid

The newly created Registry Values are:

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}\VERSION]

(Default) = "7.0"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}\TypeLib]

(Default) = "{6CA4DB13-BFAE-4EBE-93FD-BD5D666C60AC}"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}\ProgID]

(Default) = "Casa.clsCasa"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}\InprocServer32]

(Default) = "[file and pathname of the sample #1]"
ThreadingModel = "Apartment"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}]

(Default) = "Casa.clsCasa"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{A88DF933-1EA0-4026-9B56-872EDF10A979}\TypeLib]

(Default) = "{6CA4DB13-BFAE-4EBE-93FD-BD5D666C60AC}"
Version = "7.0"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{A88DF933-1EA0-4026-9B56-872EDF10A979}\ProxyStubClsid32]

(Default) = "{00020424-0000-0000-C000-000000000046}"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{A88DF933-1EA0-4026-9B56-872EDF10A979}\ProxyStubClsid]

(Default) = "{00020424-0000-0000-C000-000000000046}"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{A88DF933-1EA0-4026-9B56-872EDF10A979}]

(Default) = "clsCasa"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{6CA4DB13-BFAE-4EBE-93FD-BD5D666C60AC}\7.0\0\win32]

(Default) = "[file and pathname of the sample #1]"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{6CA4DB13-BFAE-4EBE-93FD-BD5D666C60AC}\7.0\HELPDIR]

(Default) = "%Windir%\system32"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{6CA4DB13-BFAE-4EBE-93FD-BD5D666C60AC}\7.0\FLAGS]

(Default) = "0"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{6CA4DB13-BFAE-4EBE-93FD-BD5D666C60AC}\7.0]

(Default) = "Casa"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Casa.clsCasa\Clsid]

(Default) = "{D4530B18-E798-4115-8C3D-3E1B61EEC4F0}"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Casa.clsCasa]

(Default) = "Casa.clsCasa"

Other details

The following Host Name was requested from a host database:

192.5.5.241

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