Cobalt Stike Beacon Detected – 15[.]188[.]60[.]205:443

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 2021-12-05T23:48:45.346809

General Information

11753251775796816000

Cloud Provider	Amazon
Cloud Region	eu-west-3
Service	AMAZON
Domains	amazonaws[.]com
Hostnames	ec2-15-188-60-205[.]eu-west-3[.]compute[.]amazonaws[.]com
HTTP Host	15[.]188[.]60[.]205
ISP	Amazon.com, Inc.
ORG	Amazon Data Services France
OS	N/A
HTTP	N/A
HTTP HTML HASH	N/A
HTTP LOCATION	/
HTTP REDIRECTS
HTTP ROBOTS	N/A
HTTP ROBOTS HASH	N/A
HTTP SECURITY.TXT	N/A
HTTP SECURITY.TXT HASH	N/A
HTTP SERVER	nginx
HTTP SITEMAP	N/A
HTTP SITEMAP HASH	N/A
HTTP TITLE	N/A
LOCATION (AREA CODE)	N/A
LOCATION (CITY)	Paris
LOCATION (COUNTRY CODE)	FR
LOCATION (COUNTRY NAME)	France
LOCATION (LATITUDE)	48.85341
LOCATION (LONGITUDE)	2.3488
LOCATION (POSTAL CODE)	N/A
SSL SERIAL
SSL EXPIRED	N/A
SSL FINGERPRINT (SHA1)	057f227fb7dfab0bb276291d419d78507b13cd0b
SSL ISSUED	20211203142942Z
SSL EXPIRES	20221203142942Z
SSL CYPHER	ECDHE-RSA-AES256-GCM-SHA384
SSL VERSION	TLSv1/SSLv3
SSL TRUST (REVOKED)	N/A
TAGS	cloud, self-signed

Cobalt Strike Beacon Information

Beacon Type	N/A
http-get.client
http-post.client
DNS Beacon MaxDNS	N/A
DNS Beacon Idle	N/A
Beacon Jitter	N/A
dns-beacon.strategy_fail_seconds	N/A
dns-beacon.strategy_rotate_seconds	N/A
dns-beacon.strategy_fail_x	N/A
HTTP GET URI
HTTP POST URI	N/A
Max GET Size	N/A
Port	N/A
post-ex.spawnto_x64
post-ex.spawnto_x86
process-inject.startrwx	N/A
process-inject.userwx	N/A
process-inject.allocator	N/A
proxy.behavior	N/A
sleeptime	N/A
useragent_header	N/A
uses_cookies	N/A
process-inject.execute
Watermark	N/A
Beacon Stage Cleanup	N/A