Cobalt Stike Beacon Detected – 52[.]79[.]65[.]64:443

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 2021-11-28T15:59:04.701651

General Information

6.41899274090674e+46

Cloud Provider	Amazon
Cloud Region	ap-northeast-2
Service	AMAZON
Domains	amazonaws[.]com
Hostnames	ec2-52-79-65-64[.]ap-northeast-2[.]compute[.]amazonaws[.]com
HTTP Host	52[.]79[.]65[.]64
ISP	Amazon.com, Inc.
ORG	AWS Asia Pacific (Seoul) Region
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	Apache
HTTP SITEMAP	N/A
HTTP SITEMAP HASH	N/A
HTTP TITLE	N/A
LOCATION (AREA CODE)	N/A
LOCATION (CITY)	Seoul
LOCATION (COUNTRY CODE)	KR
LOCATION (COUNTRY NAME)	Korea, Republic of
LOCATION (LATITUDE)	37.566
LOCATION (LONGITUDE)	126.9784
LOCATION (POSTAL CODE)	N/A
SSL SERIAL
SSL EXPIRED	N/A
SSL FINGERPRINT (SHA1)	6f1e38bc448fc798b9334132c56e204ab821ff80
SSL ISSUED	20211003142200Z
SSL EXPIRES	20360929142200Z
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