ThreatExpert Report: Trojan.Gen, Packed.Win32.Krap.iu, PWS-Zbot.gen.uh, Mal/Cleaman-B..

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Submission Summary:

Submission details:

Submission received: 7 August 2012, 05:28:07
Processing time: 8 min 41 sec
Submitted sample:

File MD5: 0x2F69EA28BC340D214641E7C4F10B53CF
File SHA-1: 0x225C1D8B06C8CC2878B7364C2528975E22495DC4
Filesize: 174,560 bytes
Alias:

Trojan.Gen [Symantec]
Packed.Win32.Krap.iu [Kaspersky Lab]
PWS-Zbot.gen.uh [McAfee]
Mal/Cleaman-B [Sophos]
PWS:Win32/Fareit.gen!C [Microsoft]
Packed.Win32.Krap [Ikarus]

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%\oid.bat	71 bytes	MD5: 0xE6B031B9B7D40FA332EBC6F38B2F9F64 SHA-1: 0xD6DBFFCFCC6A26188FD8D2E5B6257AF4821FB48F	(not available)
2	[file and pathname of the sample #1]	174,560 bytes	MD5: 0x2F69EA28BC340D214641E7C4F10B53CF SHA-1: 0x225C1D8B06C8CC2878B7364C2528975E22495DC4	Trojan.Gen [Symantec] Packed.Win32.Krap.iu [Kaspersky Lab] PWS-Zbot.gen.uh [McAfee] Mal/Cleaman-B [Sophos] PWS:Win32/Fareit.gen!C [Microsoft] Packed.Win32.Krap [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 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

Registry Modifications

The following Registry Key was created:

HKEY_CURRENT_USER\Software\WinRAR

The newly created Registry Value is:

[HKEY_CURRENT_USER\Software\WinRAR]

HWID = 7B 36 33 36 31 35 42 36 42 2D 30 33 37 38 2D 34 36 32 45 2D 42 33 43 41 2D 42 36 32 45 33 37 43 38 36 33 41 37 7D

Other details

The following Host Names were requested from a host database:

50.116.62.108
209.59.209.187
ozerweb.com.ar
gcb.adv.br

The following HTTP URLs were started reading:

http://ozerweb.com.ar/dCSoZy13/u6bY.exe
http://gcb.adv.br/mMxwSke2/eNBD.exe

Downloaded File Summary:

Download details:

Download retrieved: 7 August 2012 05:36:48
Processing time: 8 min 56 sec
Downloaded sample:

File MD5: 0x533CE72061B00195D40BDC0A5F0CA082
File SHA-1: 0x5B418D4F8810D7C2EDE4C097BA86ED7A4E6F4F1D
Filesize: 347,112 bytes
Alias:

Infostealer [Symantec]
Trojan-Spy.Win32.Zbot.eamw [Kaspersky Lab]
PWS-Zbot.gen.uh [McAfee]
PWS:Win32/Zbot.gen!AF [Microsoft]
Packed.Win32.Krap [Ikarus]

Technical Details:

Possible Security Risk

Attention! The following threat category was identified:

Threat Category	Description
	A keylogger program that can capture all user keystrokes (including confidential details such username, password, credit card number, etc.)

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%AppData%\Fijiji\ytlu.exe	347,112 bytes	MD5: 0x064DFEF3734AB6D6C8F75FBAFD11F72A SHA-1: 0xC1ED7E44A163238E78AE6B680C676D5952F2B1B5	Trojan-Spy.Win32.Zbot.eamw [Kaspersky Lab] PWS-Zbot.gen.uh [McAfee] PWS:Win32/Zbot.gen!AF [Microsoft] Packed.Win32.Krap [Ikarus]
2	%AppData%\kahoc.cue	1,322 bytes	MD5: 0x16BAB4E1A80894DF9DB04A4A715F1EEB SHA-1: 0x1FE723C0C31DCF09272FB866DB8D088CC1E0675E	(not available)
3	%Temp%\tmp7238f8cf.bat	168 bytes	MD5: 0xF0EF1458A6EEBC087C0F7BC45418C083 SHA-1: 0x9B14041CF41AE83FAEFBAE69D335804F8BF6AD2D	(not available)
4	[file and pathname of the sample #1]	347,112 bytes	MD5: 0x533CE72061B00195D40BDC0A5F0CA082 SHA-1: 0x5B418D4F8810D7C2EDE4C097BA86ED7A4E6F4F1D	Infostealer [Symantec] Trojan-Spy.Win32.Zbot.eamw [Kaspersky Lab] PWS-Zbot.gen.uh [McAfee] PWS:Win32/Zbot.gen!AF [Microsoft] Packed.Win32.Krap [Ikarus]

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 directory was created:

%AppData%\Fijiji

Memory Modifications

There were new processes created in the system:

Process Name	Process Filename	Main Module Size
[filename of the sample #1]	[file and pathname of the sample #1]	229,376 bytes
ytlu.exe	%AppData%\Fijiji\ytlu.exe	229,376 bytes

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

Process Name	Process Filename	Allocated Size
cmd.exe	%System%\cmd.exe	278,528 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).

Registry Modifications

The following Registry Keys were created:

HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Privacy
HKEY_CURRENT_USER\Software\Microsoft\Kycowi

The newly created Registry Values are:

[HKEY_CURRENT_USER\Identities]

Identity Login = 0x00098053

[HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Privacy]

CleanCookies = 0x00000000

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

{3DFA1AE4-115C-AD7B-A6BA-A75086AF8442} = ""%AppData%\Fijiji\ytlu.exe""

so that ytlu.exe runs every time Windows starts

[HKEY_CURRENT_USER\Software\Microsoft\Kycowi]

2e2if6fb = 18 BE 16 C9 70 A3 1F 08
2hebfjg9 = "JL53yQ=="
177g06jh = "doZ3yfvgfAh7V7OP"

The following Registry Values were modified:

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0]

1609 =

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1]

1406 =
1609 =

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2]

1609 =

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3]

1406 =
1609 =

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4]

1406 =
1609 =

Other details

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

Local\{FA4803F7-084F-6AC9-A6BA-A75086AF8442}

The following Internet Connections were established:

Server Name	Server Port	Connect as User	Connection Password
www.google.com	80	(null)	(null)
lzprkbivvkhyjnlbtconscztxgovxdi.org	80	(null)	(null)
tauhqlvvogyjzvgcibusohheob.info	80	(null)	(null)
wcpcatoxlvamvkusqcsoheytprmb.biz	80	(null)	(null)
jnrkyrwtwhvkbmheqdkgqivov.ru	80	(null)	(null)
lrqauhskytoozrgfillhebqmzg.com	80	(null)	(null)
drcqkqwcenjtwpfnfcmdsgmwdea.info	80	(null)	(null)
wojfnjhmhgeqpnjqcxxoknt.org	80	(null)	(null)
tkjnduomrabqluguowkaemzrciv.biz	80	(null)	(null)

The following GET request was made:

index.html

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