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Trojan:Win32/Jarios.A

First posted on 13 November 2014.
Source: Microsoft

Aliases :

There are no other names known for Trojan:Win32/Jarios.A.

Explanation :

Threat behavior Trojan:Win32/Jarios.A is a malicious program that is unable to spread of its own accord. It may perform a number of actions of an attacker's choice on an affected computer.

Installation

Trojan:Win32/Jarios.A creates the following files on your PC:

• 
  
  %windir% \assembly\nativeimages_v2.0.50727_32\temp\zape.tmp\dfsvc.exe
  
  
• \config\systemprofile\application data\microsoft\cryptneturlcache\content\7b2238aaccedc3f1ffe8e7eb5f575ec9
• \config\systemprofile\application data\microsoft\cryptneturlcache\metadata\7b2238aaccedc3f1ffe8e7eb5f575ec9
• c:\documents and settings\administrator\avm0.dat
• c:\documents and settings\administrator\local settings\temp\malware.mnt

Payload

Contacts remote hosts
Trojan:Win32/Jarios.A may contact the following remote hosts using port 80:

• crl.microsoft.com
• jaoaarthur2015.com

Commonly, malware does this to:

• Confirm Internet connectivity
• Report a new infection to its author
• Receive configuration or other data
• Download and run files, including updates or other malware
• Receive instructions from a remote hacker
• Upload data taken from your PC

This malware description was produced and published using automated analysis of file SHA1 8e14702c1ff9021bc0cd17a46203151934576fa6.Symptoms

System changes

The following could indicate that you have this threat on your PC:

• You have these files:
  
  %windir%\assembly\nativeimages_v2.0.50727_32\temp\zape.tmp\dfsvc.exe
  \config\systemprofile\application data\microsoft\cryptneturlcache\content\7b2238aaccedc3f1ffe8e7eb5f575ec9
  \config\systemprofile\application data\microsoft\cryptneturlcache\metadata\7b2238aaccedc3f1ffe8e7eb5f575ec9
  c:\documents and settings\administrator\avm0.dat
  c:\documents and settings\administrator\local settings\temp\malware.mnt

Last update 13 November 2014

 

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