Cobalt Stike Beacon Detected – 223[.]252[.]173[.]90:443

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 2021-12-24T05:06:46.536793

General Information

4.053207503827029e+41

Cloud Provider
Cloud Region
Service
Domains	oocl1[.]com
Hostnames	mx3[.]oocl1[.]com
HTTP Host	223[.]252[.]173[.]90
ISP	Tele Asia Limited
ORG	i4HK Limited
OS	N/A
HTTP	Not Found HTTP Error 404. The requested resource is not found.
HTTP HTML HASH	-1146565462
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	Pagely Gateway/1.5.1
HTTP SITEMAP	N/A
HTTP SITEMAP HASH	N/A
HTTP TITLE	Not Found
LOCATION (AREA CODE)	N/A
LOCATION (CITY)	Hong Kong
LOCATION (COUNTRY CODE)	HK
LOCATION (COUNTRY NAME)	Hong Kong
LOCATION (LATITUDE)	22.27832
LOCATION (LONGITUDE)	114.17469
LOCATION (POSTAL CODE)	N/A
SSL SERIAL
SSL EXPIRED	true
SSL FINGERPRINT (SHA1)	e12c0a0f7a7d08c40a90c777c27f08026d9231b8
SSL ISSUED	20210923145452Z
SSL EXPIRES	20211222145451Z
SSL CYPHER	ECDHE-RSA-AES256-GCM-SHA384
SSL VERSION	TLSv1/SSLv3
SSL TRUST (REVOKED)	N/A
TAGS

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