<s>
Orbit	B-Protocol
Downloader	I-Protocol
is	O
a	O
discontinued	O
download	B-Protocol
manager	I-Protocol
for	O
Microsoft	B-Application
Windows	I-Application
.	O
</s>
<s>
In	O
2013	O
,	O
Orbit	B-Protocol
Downloader	I-Protocol
was	O
classified	O
as	O
malware	O
by	O
antivirus	B-Application
software	I-Application
after	O
ESET	O
discovered	O
a	O
botnet	B-Architecture
in	O
the	O
application	O
.	O
</s>
<s>
One	O
of	O
the	O
main	O
features	O
of	O
the	O
program	O
is	O
its	O
ability	O
to	O
grab	O
and	O
download	O
embedded	O
Flash	B-Operating_System
Video	I-Operating_System
files	O
from	O
online	O
video	O
platforms	O
.	O
</s>
<s>
Orbit	B-Protocol
Downloader	I-Protocol
also	O
accelerates	O
downloads	O
by	O
acting	O
as	O
a	O
peer-to-peer	O
client	O
,	O
utilizing	O
bandwidth	O
of	O
other	O
users	O
.	O
</s>
<s>
Orbit	B-Protocol
Downloader	I-Protocol
supports	O
downloading	O
from	O
HTTP	B-Protocol
,	O
HTTPS	B-Protocol
,	O
FTP	B-Protocol
,	O
Metalink	B-Application
,	O
RTSP	B-Protocol
,	O
MMS	B-Application
and	O
RTMP	B-Operating_System
protocols	O
.	O
</s>
<s>
Orbit	B-Protocol
Downloader	I-Protocol
supports	O
Internet	B-Application
Explorer	I-Application
,	O
Maxthon	B-Application
,	O
Mozilla	B-Application
Firefox	I-Application
and	O
Opera	B-Application
web	I-Application
browsers	I-Application
.	O
</s>
<s>
Although	O
Orbit	B-Protocol
Downloader	I-Protocol
is	O
free	O
,	O
it	O
is	O
an	O
advertising-supported	O
product	O
since	O
it	O
offers	O
to	O
change	O
the	O
web	O
browser	O
's	O
homepage	O
upon	O
installation	O
and	O
also	O
offers	O
to	O
install	O
software	O
that	O
are	O
not	O
critical	O
for	O
its	O
operation	O
.	O
</s>
<s>
On	O
21	O
August	O
2013	O
,	O
the	O
WeLiveSecurity	O
blog	O
,	O
published	O
by	O
the	O
ESET	O
security	O
company	O
,	O
reported	O
that	O
since	O
version	O
4.1.1.15	O
,	O
Orbit	B-Protocol
Downloader	I-Protocol
includes	O
a	O
botnet-like	O
module	O
which	O
performs	O
DDoS	O
attacks	O
without	O
the	O
user	O
's	O
knowledge	O
or	O
permission	O
.	O
</s>
<s>
Following	O
this	O
report	O
,	O
download	O
websites	O
BetaNews	O
,	O
Download.com,	O
DownloadCrew	O
,	O
MajorGeeks	O
,	O
Softpedia	O
and	O
Softonic	B-Application
disabled	O
its	O
download	O
.	O
</s>
