Cobalt Stike Beacon Detected – 18[.]144[.]16[.]253:443

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 2021-11-28T02:06:00.255240

Cobalt Strike
Cobalt Strike

General Information

3.983747953530575e+41
Cloud ProviderAmazon
Cloud Regionus-west-1
ServiceAMAZON
Domainsamazonaws[.]com
Hostnamesec2-18-144-16-253[.]us-west-1[.]compute[.]amazonaws[.]com
HTTP Host18[.]144[.]16[.]253
ISPAmazon.com, Inc.
ORGAmazon.com, Inc.
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 SERVERnginx/1.14.0 (Ubuntu)
HTTP SITEMAPN/A
HTTP SITEMAP HASHN/A
HTTP TITLEN/A
LOCATION (AREA CODE)N/A
LOCATION (CITY)San Jose
LOCATION (COUNTRY CODE)US
LOCATION (COUNTRY NAME)United States
LOCATION (LATITUDE)37.33939
LOCATION (LONGITUDE)-121.89496
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIREDtrue
SSL FINGERPRINT (SHA1)026aca78d66aa4dafd7099e2dd10f1c8956e86c8
SSL ISSUED20200114203108Z
SSL EXPIRES20200413203108Z
SSL CYPHERECDHE-RSA-AES128-GCM-SHA256
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