ThreatExpert Report: Backdoor.Trojan, Trojan-Spy.Win32.Agent.bynj, Trojan-Spy.Win32.Agent..

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Submission Summary:

Submission details:

Submission received: 11 August 2012, 11:44:26
Processing time: 12 min 3 sec
Submitted sample:

File MD5: 0xEDA7690E75C0DF611A7CDF041BEEA97E
File SHA-1: 0xAD7B1C6F0AE9EA53472C3F81B43395B28FA990CF
Filesize: 452,286 bytes
Alias:

Backdoor.Trojan [Symantec]
Trojan-Spy.Win32.Agent.bynj [Kaspersky Lab]
Trojan-Spy.Win32.Agent [Ikarus]

Summary of the findings:

What's been found	Severity Level
Downloads/requests other files from Internet.
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

Attention! The following threat categories were identified:

Threat Category	Description
	A program that downloads files to the local computer that may represent security risk
	A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment
	A keylogger program that can capture all user keystrokes (including confidential details such username, password, credit card number, etc.)
	A malicious backdoor trojan that runs in the background and allows remote access to the compromised system

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%Temp%\aimbot 25.2.exe	237,568 bytes	MD5: 0x20F1A871D82F7B36B82144BE343CEC69 SHA-1: 0xBED7B3A54C90658EB8C16B99CA5BDD73C97B2499	Downloader [Symantec] Downloader.a!bhh [McAfee] Mal/Behav-363 [Sophos] Trojan:Win32/Meredrop [Microsoft] Trojan-Clicker.Win32.VB [Ikarus]
2	%Temp%\AIMBOT-FIX For CF Russia.exe	61,440 bytes	MD5: 0xFBF53CA546143366A34FBE69E19968C7 SHA-1: 0xCFA574B37EB82DA6A4CC4BEEFD67A124AF13EBC9	Trojan.Gen [Symantec] Trojan.Win32.Inject.dakx [Kaspersky Lab] Generic.evx!br [McAfee] Mal/Behav-363 [Sophos] Trojan:Win32/Dynamer!dtc [Microsoft] Trojan.Win32.Inject [Ikarus]
3	%Temp%\aimbot.dll	200,704 bytes	MD5: 0xF5E17B9C6A4B732178D30BEB25221781 SHA-1: 0xBE3071EAA1C2715982C3E35B77EB108502339EE4	Backdoor.Trojan [Symantec] Trojan-Spy.Win32.Agent.bynj [Kaspersky Lab] Generic PWS.y!dx3 [McAfee] Mal/Behav-363 [Sophos] Trojan:Win32/Orsam!rts [Microsoft] Trojan-Spy.Win32.Agent [Ikarus]
4	%Temp%\setup.reg	294 bytes	MD5: 0x511683832EB1F696E831053D67857ABC SHA-1: 0x6468C5D33F320E40A6718101E3F71F1E5F7B9CFF	(not available)
5	%System%\ads.exe	65,536 bytes	MD5: 0x23D6B5AB28D9BB93208159F3BD7E0E7E SHA-1: 0x7E923709B829C3E4CCDBCBB410480EA3FB5EE4CE	Trojan.Gen [Symantec] Trojan-Clicker.Win32.VB.hpz [Kaspersky Lab] Generic PWS.xa [McAfee] Mal/Behav-363 [Sophos] TrojanDownloader:Win32/VB.gen!C [Microsoft] Trojan-Dropper.Win32.BeTrung [Ikarus]
6	%System%\ads2.exe	61,440 bytes	MD5: 0xDB6D7BF9B8550AEC897BF056F18B802C SHA-1: 0x77D7151C4E2BF6D811846C03A3934E22DE27D4D6	Trojan.Gen [Symantec] Trojan-Clicker.Win32.VB.hpu [Kaspersky Lab] Generic PWS.xa [McAfee] Mal/Behav-363 [Sophos] TrojanDownloader:Win32/VB.gen!C [Microsoft] Trojan-Clicker.Win32.VB [Ikarus]
7	%System%\ads3.exe	65,536 bytes	MD5: 0xCFBB08460416A9758E55D5C9ED1A1EC4 SHA-1: 0x3DBF459E717A8E4A7F759530B74B44B9436C57F9	Trojan.Gen [Symantec] Trojan-Clicker.Win32.VB.hpv [Kaspersky Lab] Generic PWS.xa [McAfee] Mal/Behav-363 [Sophos] TrojanDownloader:Win32/VB.gen!C [Microsoft]
8	[file and pathname of the sample #1]	452,286 bytes	MD5: 0xEDA7690E75C0DF611A7CDF041BEEA97E SHA-1: 0xAD7B1C6F0AE9EA53472C3F81B43395B28FA990CF	Backdoor.Trojan [Symantec] Trojan.Win32.Inject.dakx, Trojan-Spy.Win32.Agent.bynj [Kaspersky Lab] Trojan-Spy.Win32.Agent [Ikarus]

Notes:

%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).
%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 were new processes created in the system:

Process Name	Process Filename	Main Module Size
AIMBOT-FIX For CF Russia.exe	%Temp%\aimbot-fix for cf russia.exe	94,208 bytes
aimbot 25.2.exe	%Temp%\aimbot 25.2.exe	503,808 bytes
[generic host process]	[generic host process filename]	45,056 bytes

Notes:

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

Registry Modifications

The newly created Registry Value is:

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

NotifyDownloadComplete = "yes"

Other details

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

_!SHMSFTHISTORY!_
CritOpMutex

The following port was open in the system:

Port	Protocol	Process
1046	UDP	aimbot 25.2.exe (%Temp%\aimbot 25.2.exe)

The following Internet Connections were established:

Server Name	Server Port	Connect as User	Connection Password
adf.ly	80	(null)	(null)
m.aimbotcf.net	80	(null)	(null)

The following GET requests were made:

new.php
40h0K
index.jpg

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