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TrojanDownloader:Win32/Scadmacs.A

First posted on 03 September 2015.
Source: Microsoft

Aliases :

There are no other names known for TrojanDownloader:Win32/Scadmacs.A.

Explanation :

Threat behavior

Installation


It modifies the registry so that it runs each time you start your PC. For example:

In subkey: HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Sets value: "FAKDAUASD"
With data: ""


Payload


Downloads malware or unwanted software

This threat can download other malware and unwanted software onto your PC.



Connects to a remote host

We have seen this threat connect to the following remote host to get additional data:

• hxxp://189.80.180.218:8080/tomcat-docs/config/404.inf

As of this writing, this threat connects to hxxp://189.112.97.70:8080/manager/images/HO04CHHT04EW.jpg possibly to download other malware into the system. The URL is currently unavailable. Malware can connect to a remote host to do any of the following:

• Check for an Internet connection
• Download and run files (including updates or other malware)
• Report a new infection to its author
• Receive configuration or other data
• Receive instructions from a malicious hacker
• Search for your PC location
• Upload information taken from your PC
• Validate a digital certificate

Additional information

Creates a mutex

This threat can create a mutex on your PC. For example:

• 619E48FB31D81323C5

It might use this mutex as an infection marker to prevent more than one copy of the threat running on your PC.

This malware description was published using automated analysis of file SHA1 bc864a889bc1ee57cc2190fe2302f7df5a7361bb.

Symptoms

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

• You see registry modifications such as:
  
  • In subkey: HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
    Sets value: "FAKDAUASD"
    With data: ""
    
    

• You see the following mutex:
  • 619E48FB31D81323C5

Last update 03 September 2015

 

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