ThreatExpert Report

Submission Summary:

Submission details:

Submission received: 14 May 2017, 01:59:52
Processing time: 5 min 35 sec
Submitted sample:

File MD5: 0xC100647D12D8F79C082266598645A901
File SHA-1: 0x0FE3E59D40F4DD52DFD1A11659909201D0BBFC29
Filesize: 23,040 bytes

Summary of the findings:

What's been found	Severity Level
Creates a startup registry entry.
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

Attention! Characteristics of the following security risk was identified in the system:

Security Risk	Description
Backdoor.ProRAT.K	ProRAT.K is a remote administrative trojan. It allows an attacker to take full control of a compromised computer. It also logs all keystrokes to a text file which can be accessed by the attacker. It also hides itself from task manager and process monitors.

File System Modifications

The following file was created in the system:

#	Filename(s)	File Size	File Hash
1	%Temp%\server.exe [file and pathname of the sample #1]	23,040 bytes	MD5: 0xC100647D12D8F79C082266598645A901 SHA-1: 0x0FE3E59D40F4DD52DFD1A11659909201D0BBFC29

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
server.exe	%Temp%\server.exe	N/A

Registry Modifications

The following Registry Key was created:

HKEY_CURRENT_USER\Software\802119e8ec3f5092a487c18bc6396760

The newly created Registry Values are:

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

802119e8ec3f5092a487c18bc6396760 = ""%Temp%\server.exe" .."

so that server.exe runs every time Windows starts

[HKEY_CURRENT_USER]

di = "!"

[HKEY_CURRENT_USER\Environment]

SEE_MASK_NOZONECHECKS = "1"

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

802119e8ec3f5092a487c18bc6396760 = ""%Temp%\server.exe" .."

so that server.exe runs every time Windows starts

[HKEY_CURRENT_USER\Software\802119e8ec3f5092a487c18bc6396760]

[kl] = ""

Other details

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

802119e8ec3f5092a487c18bc6396760

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