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Malicious npm Packages Inject SSH Backdoors via Typosquatted Libraries
Socket’s threat research team has detected six malicious npm packages typosquatting popular libraries to insert SSH backdoors.
The User-Agent request header is a characteristic string that lets servers and network peers identify the application, operating system, vendor, and/or version of the requesting user agent.
pip install pyuser-agent
Python 3.6.9 (default, Jan 26 2021, 15:33:00)
[GCC 8.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import pyuser_agent
>>>
platform
random to generatePython 3.6.9 (default, Jan 26 2021, 15:33:00)
[GCC 8.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import pyuser_agent
>>>
# assgin obj
>>> obj = pyuser_agent.UA()
>>>
# list of browsers
>>> obj.list
['chrome', 'chromeplus', 'edge', 'firefox', 'internet_explorer', 'mozilla', 'opera', 'safari']
>>>
# get user agent for browser
>>> obj.chrome
'Mozilla/5.0 (Windows NT 6.1) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.861.0 Safari/535.2'
>>>
>>> obj.chromeplus
'Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.10 (KHTML, like Gecko) Chrome/8.0.552.224 Safari/534.10 ChromePlus/1.5.2.0alpha1'
>>>
>>> obj.edge
'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML like Gecko) Chrome/51.0.2704.79 Safari/537.36 Edge/14.14931'
>>>
>>> obj.firefox
'Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.3a3pre) Gecko/20100306 Firefox3.6 (.NET CLR 3.5.30729)'
>>>
>>> obj.internet_explorer
'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; chromeframe/12.0.742.100)'
>>>
>>> obj.mozilla
'Mozilla/5.0 (X11; U; FreeBSD i386; ja-JP; rv:1.7.2) Gecko/20050330'
>>>
>>> obj.opera
'Opera/9.80 (S60; SymbOS; Opera Tablet/9174; U; en) Presto/2.7.81 Version/10.5'
>>>
>>> obj.safari
'Mozilla/5.0 (Macintosh; U; PPC Mac OS X; en) AppleWebKit/124 (KHTML, like Gecko)'
>>>
platform
and browser
random to generatePython 3.6.9 (default, Jan 26 2021, 15:33:00)
[GCC 8.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import pyuser_agent
>>> obj = pyuser_agent.UA()
>>>
>>> obj.random
'Opera/9.80 (S60; SymbOS; Opera Tablet/9174; U; en) Presto/2.7.81 Version/10.5'
>>>
>>> obj.random
'Mozilla/5.0 (Macintosh; U; PPC Mac OS X Mach-O; en-US; rv:1.8) Gecko/20060322 Firefox/2.0a1'
>>>
>>> obj.random
'Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.8) Gecko/20071004 Firefox/2.0.0.8 (Debian-2.0.0.8-1)'
>>>
>>>
random
module executePython 3.6.9 (default, Jan 26 2021, 15:33:00)
[GCC 8.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import pyuser_agent
>>> obj = pyuser_agent.UA()
>>>
>>> obj.chr
WARNING:root:not match "chr". return random user agent.
'Mozilla/5.0 (X11; U; Linux i686 (x86_64); nl; rv:1.8.0.6) Gecko/20060728 SUSE/1.5.0.6-1.2 Firefox/1.5.0.6'
>>>
FAQs
The User-Agent request header is a characteristic string that lets servers and network peers identify the application, operating system, vendor, and/or version of the requesting user agent.
We found that pyuser-agent demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
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