Cobalt Stike Beacon Detected – 152[.]32[.]252[.]190:443

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 2021-11-17T00:22:37.647790

General Information

313396707

Cloud Provider
Cloud Region
Service
Domains	N/A
Hostnames	N/A
HTTP Host	152[.]32[.]252[.]190
ISP	UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED
ORG	UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED
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	N/A
HTTP SITEMAP	N/A
HTTP SITEMAP HASH	N/A
HTTP TITLE	N/A
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	N/A
SSL FINGERPRINT (SHA1)	a8f334c4dabc2f58c817d65cee70ab0dfcaa71d6
SSL ISSUED	20210305092853Z
SSL EXPIRES	20220305092853Z
SSL CYPHER	ECDHE-RSA-AES256-GCM-SHA384
SSL VERSION	TLSv1/SSLv3
SSL TRUST (REVOKED)	N/A
TAGS	self-signed

Cobalt Strike Beacon Information

Beacon Type	HTTPS
http-get.client	user=, Cookie
http-post.client	Accept: text/plain, Accept-Language: en-us, Accept-Encoding: text/plain, Content-Type: application/x-www-form-urlencoded, id, &op=1&id=vxeykS&ui=Josh @ PC&wv=11&gr=backoff&bv=1[.]55&data=
DNS Beacon MaxDNS	245
DNS Beacon Idle	134743044
Beacon Jitter	10
dns-beacon.strategy_fail_seconds	N/A
dns-beacon.strategy_rotate_seconds	N/A
dns-beacon.strategy_fail_x	N/A
HTTP GET URI	152[.]32[.]252[.]190,/updates
HTTP POST URI	/aero2/info.php
Max GET Size	1398104
Port	443
post-ex.spawnto_x64	%windir%\sysnative\lsass[.]exe
post-ex.spawnto_x86	%windir%\syswow64\svchost[.]exe
process-inject.startrwx	64
process-inject.userwx	64
process-inject.allocator	N/A
proxy.behavior	2 (Use IE settings)
sleeptime	5000
useragent_header	Mozilla/5.0 (Windows NT 6.1; rv:24.0) Gecko/20100101 Firefox/24.0
uses_cookies	1
process-inject.execute	CreateThread, SetThreadContext, CreateRemoteThread, RtlCreateUserThread
Watermark	305419896
Beacon Stage Cleanup	N/A