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Published Jan 28, 2015
|
Updated Sep 15, 2017
DDoS:Win32/Zanich.D
What to do now
Use the following free Microsoft software to detect and remove this threat:
You should also run a full scan. A full scan might find hidden malware.
Get more help
You can also see our advanced troubleshooting page for more help.
If you’re using Windows XP , see our Windows XP end of support page .
Technical information
Threat behavior
Installation
This threat copies itself to:
It modifies the registry so that it runs each time you start your PC. For example:
In subkey:
HKLM\software\microsoft\windows\currentversion\run Sets value: "
ReflWorkAssist "
With data: "
%SystemRoot%\declient.exe "
Payload
Uses your PC in a DDoS attack
This threat can use your PC for Distributed Denial of Service attacks.
During an attack your Internet connection could run slower than usual.
Connects to a remote host
We have seen this threat connect to a remote host, including:
q1995.kmdns.net using port 29132
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
This malware description was published using automated analysis of file SHA1 1cbe5ae1316b1702957e5468d6b1f1879d721f01 .
Prevention
Symptoms
The following can indicate that you have this threat on your PC:
You see registry modifications such as:
In subkey: HKLM\software\microsoft\windows\currentversion\run ReflWorkAssist %SystemRoot%\declient.exe "
Debug Version = 1.0.0.0;
