Cobalt Stike Beacon Detected – 144[.]24[.]89[.]241:443

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 2022-06-16T06:16:54.230361

General Information

6.8014811047359784e+47

Cloud Provider	Oracle Cloud Infrastructure
Cloud Region	ap-chuncheon-1
Service	N/A
Domains	cser[.]tk
Hostnames	cser[.]tk
HTTP Host	144[.]24[.]89[.]241
ISP	Oracle Corporation
ORG	Oracle Corp UK Ltd
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	Google Frontend
HTTP SITEMAP	N/A
HTTP SITEMAP HASH	N/A
HTTP TITLE	N/A
LOCATION (AREA CODE)	N/A
LOCATION (CITY)	Chuncheon
LOCATION (COUNTRY CODE)	KR
LOCATION (COUNTRY NAME)	Korea, Republic of
LOCATION (LATITUDE)	37.87472
LOCATION (LONGITUDE)	127.73417
LOCATION (POSTAL CODE)	N/A
SSL SERIAL
SSL EXPIRED	N/A
SSL FINGERPRINT (SHA1)	940c940cd2ee22ddc7cf426925687e4741ff79f1
SSL ISSUED	20220529071900Z
SSL EXPIRES	20370525071900Z
SSL CYPHER	ECDHE-RSA-AES256-GCM-SHA384
SSL VERSION	TLSv1/SSLv3
SSL TRUST (REVOKED)	N/A
TAGS	cloud

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