Cobalt Stike Beacon Detected – 139[.]162[.]239[.]190:443

Cobalt Strike Beacon Detection Alerts

The Information provided at the time of posting was detected as “Cobalt Strike”. Depending on when you are viewing this article, it may no longer be the case and could be determined as being a false positive. Please do your own additional validation. – RedPacket Security

TimeStamp 2022-05-16T20:05:13.441166

Cobalt Strike
Cobalt Strike

General Information

2.6681069719364174e+41
Cloud ProviderLinode
Cloud Regiongb-eng
ServiceN/A
Domainslinodeusercontent[.]com, stopuk[.]store
Hostnames139-162-239-190[.]ip[.]linodeusercontent[.]com, stopuk[.]store
HTTP Host139[.]162[.]239[.]190
ISPLinode, LLC
ORG139.162.0.0/16
OSN/A
HTTPN/A
HTTP HTML HASHN/A
HTTP LOCATION/
HTTP REDIRECTS
HTTP ROBOTSN/A
HTTP ROBOTS HASHN/A
HTTP SECURITY.TXTN/A
HTTP SECURITY.TXT HASHN/A
HTTP SERVERESF
HTTP SITEMAPN/A
HTTP SITEMAP HASHN/A
HTTP TITLEN/A
LOCATION (AREA CODE)N/A
LOCATION (CITY)London
LOCATION (COUNTRY CODE)GB
LOCATION (COUNTRY NAME)United Kingdom
LOCATION (LATITUDE)51.50853
LOCATION (LONGITUDE)-0.12574
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIREDN/A
SSL FINGERPRINT (SHA1)053135cd9166155a303f1d79cbfdfdf3091dc9b4
SSL ISSUED20220516084517Z
SSL EXPIRES20220814084516Z
SSL CYPHERECDHE-RSA-AES256-GCM-SHA384
SSL VERSIONTLSv1/SSLv3
SSL TRUST (REVOKED)N/A
TAGScloud


Cobalt Strike Beacon Information

Beacon TypeN/A
http-get.client
http-post.client
DNS Beacon MaxDNSN/A
DNS Beacon IdleN/A
Beacon JitterN/A
dns-beacon.strategy_fail_secondsN/A
dns-beacon.strategy_rotate_secondsN/A
dns-beacon.strategy_fail_xN/A
HTTP GET URI
HTTP POST URIN/A
Max GET SizeN/A
PortN/A
post-ex.spawnto_x64
post-ex.spawnto_x86
process-inject.startrwxN/A
process-inject.userwxN/A
process-inject.allocatorN/A
proxy.behaviorN/A
sleeptimeN/A
useragent_headerN/A
uses_cookiesN/A
process-inject.execute
WatermarkN/A
Beacon Stage CleanupN/A