Cobalt Stike Beacon Detected – 13[.]38[.]58[.]0:443

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 2022-04-29T03:18:47.649050

General Information

3.099122145396924e+41

Cloud Provider	Amazon
Cloud Region	eu-west-3
Service	AMAZON
Domains	amazonaws[.]com, snelstart-logging[.]nl
Hostnames	ec2-13-38-58-0[.]eu-west-3[.]compute[.]amazonaws[.]com, snelstart-logging[.]nl
HTTP Host	13[.]38[.]58[.]0
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)	821d05da7eecbe90998769be31faf4fcc1122668
SSL ISSUED	20220426075033Z
SSL EXPIRES	20220725075032Z
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