[Bro] Detecting remote powershell

James Lay jlay at slave-tothe-box.net
Fri Mar 16 10:46:12 PDT 2018


And disregard :D  Totally seeing this:

2018-02-16T11:19:09-0700        CUve5yhDRpb6vE7u3       x.x.x.x       
58754   x.x.x.x      5985    tcp     http    109.998204      407     616 
     SF      T       T       0       ShADadFf        7       699     4    
    788     (empty) -    -mac       mac

2018-02-16T11:19:09-0700        FMF4K53EV8nQTRfKuh      x.x.x.x       
x.x.x.x      CUve5yhDRpb6vE7u3       HTTP    0       SHA1,MD5        
text/plain      -       0.000000        T       T       198     198     
0       0       F       -    d34f7af5e7fd60da9b7eee0fa1f7a569 
87c8ce87b9efa3f2e02f9327adc38e0fe25fcc49        -       -       -       
-

2018-02-16T11:19:09-0700        FuSlHJ2gGKtnYoE1H       x.x.x.x      
x.x.x.x       CUve5yhDRpb6vE7u3       HTTP    0       SHA1,MD5        
text/plain      -       0.000000        T       F       460     460     
0       0       F       -    63dbdde9a283f4ff750c39ebb018a2a7 
666e7574be2dddabf9fae349109198d2481bc3ac        -       -       -       
-

2018-02-16T11:19:09-0700        CUve5yhDRpb6vE7u3       x.x.x.x       
58754   x.x.x.x      5985    1       POST    server       /wsman  -      
  1.1     Microsoft WinRM Client  198     460     200     (empty) -       
-       (empty) -    --       FMF4K53EV8nQTRfKuh      -       text/plain 
      FuSlHJ2gGKtnYoE1H       -       text/plain

YAY

James

On 2018-03-16 10:52, James Lay wrote:
> Ah...ok well there it is...I'll get a bug report going as I see the
> connection in conn.log, but nothing in http.log...thanks Seth!
> 
> James
> 
> On 2018-03-15 09:41, Seth Hall wrote:
>> On 9 Mar 2018, at 15:54, James Lay wrote:
>> 
>>> So any chance we can get 5985 added to the list of "http" ports to
>>> parse, thank you.
>> 
>> No need.  Bro should automatically detect HTTP and add the analyzer.
>> If it isn't working correctly then I think we can view that as a bug.
>> 
>>   .Seth
>> 
>> --
>> Seth Hall * Corelight, Inc * www.corelight.com
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