TPerry
Well-known member
Got a kick out of this in my auth.log on one of my servers
Has anybody else noticed anything like this recently?
Funny thing... that IP is registered to
NetRange: 137.116.0.0 - 137.116.255.255
CIDR: 137.116.0.0/16
OriginAS:
NetName: NTINET-NASH
NetHandle: NET-137-116-0-0-1
Parent: NET-137-0-0-0-0
NetType: Direct Assignment
RegDate: 2011-08-02
Updated: 2012-10-16
Ref: http://whois.arin.net/rest/net/NET-137-116-0-0-1
OrgName: Microsoft Corp
OrgId: MSFT-Z
Address: One Microsoft Way
City: Redmond
StateProv: WA
PostalCode: 98052
Country: US
RegDate: 2011-06-22
Updated: 2013-04-12
Ref: http://whois.arin.net/rest/org/MSFT-Z
Has anybody else noticed anything like this recently?
Code:
Jul 23 07:34:18 draco sshd[28030]: Did not receive identification string from 137.116.113.75
Jul 23 07:34:19 draco sshd[28031]: Invalid user admin from 137.116.113.75
Jul 23 07:34:19 draco sshd[28031]: input_userauth_request: invalid user admin [preauth]
Jul 23 07:34:19 draco sshd[28031]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:34:20 draco sshd[28033]: Invalid user admin from 137.116.113.75
Jul 23 07:34:20 draco sshd[28033]: input_userauth_request: invalid user admin [preauth]
Jul 23 07:34:20 draco sshd[28033]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:34:20 draco sshd[28035]: Invalid user admin from 137.116.113.75
Jul 23 07:34:20 draco sshd[28035]: input_userauth_request: invalid user admin [preauth]
Jul 23 07:34:20 draco sshd[28035]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:34:58 draco sshd[28037]: Invalid user admin from 137.116.113.75
Jul 23 07:34:58 draco sshd[28037]: input_userauth_request: invalid user admin [preauth]
Jul 23 07:34:58 draco sshd[28037]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:35:04 draco sshd[28348]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:35:31 draco sshd[28911]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:35:35 draco sshd[28913]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:35:48 draco sshd[28915]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:36:42 draco sshd[28917]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:36:45 draco sshd[28919]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:38:06 draco sshd[28921]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:39:02 draco sshd[28923]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:39:50 draco sshd[28941]: Invalid user guest from 137.116.113.75
Jul 23 07:39:50 draco sshd[28941]: input_userauth_request: invalid user guest [preauth]
Jul 23 07:39:50 draco sshd[28941]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Jul 23 07:40:02 draco sshd[29120]: Invalid user guest from 137.116.113.75
Jul 23 07:40:02 draco sshd[29120]: input_userauth_request: invalid user guest [preauth]
Jul 23 07:40:02 draco sshd[29120]: Received disconnect from 137.116.113.75: 11: No supported authentication methods available [preauth]
Funny thing... that IP is registered to
NetRange: 137.116.0.0 - 137.116.255.255
CIDR: 137.116.0.0/16
OriginAS:
NetName: NTINET-NASH
NetHandle: NET-137-116-0-0-1
Parent: NET-137-0-0-0-0
NetType: Direct Assignment
RegDate: 2011-08-02
Updated: 2012-10-16
Ref: http://whois.arin.net/rest/net/NET-137-116-0-0-1
OrgName: Microsoft Corp
OrgId: MSFT-Z
Address: One Microsoft Way
City: Redmond
StateProv: WA
PostalCode: 98052
Country: US
RegDate: 2011-06-22
Updated: 2013-04-12
Ref: http://whois.arin.net/rest/org/MSFT-Z