Cobalt Stike Beacon Detected – 3[.]66[.]143[.]167:8099

Cobalt Strike Beacon Detection Alerts

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 2022-01-04T16:33:33.498903

Cobalt Strike
Cobalt Strike

General Information

Cloud ProviderAmazon
Cloud Regioneu-central-1
ServiceAMAZON
Domainsamazonaws[.]com
Hostnamesec2-3-66-143-167[.]eu-central-1[.]compute[.]amazonaws[.]com
HTTP Host3[.]66[.]143[.]167
ISPAmazon.com, Inc.
ORGA100 ROW GmbH
OSN/A
HTTPN/A
HTTP HTML HASHN/A
HTTP LOCATION/
HTTP REDIRECTS
HTTP ROBOTSN/A
HTTP ROBOTS HASHN/A
HTTP SECURITY.TXTN/A
HTTP SECURITY.TXT HASHN/A
HTTP SERVERN/A
HTTP SITEMAPN/A
HTTP SITEMAP HASHN/A
HTTP TITLEN/A
LOCATION (AREA CODE)N/A
LOCATION (CITY)Frankfurt am Main
LOCATION (COUNTRY CODE)DE
LOCATION (COUNTRY NAME)Germany
LOCATION (LATITUDE)50.1025
LOCATION (LONGITUDE)8.6299
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIRED
SSL FINGERPRINT (SHA1)
SSL ISSUED
SSL EXPIRES
SSL CYPHER
SSL VERSION
SSL TRUST (REVOKED)
TAGScloud


Cobalt Strike Beacon Information

Beacon TypeN/A
http-get.client
http-post.client
DNS Beacon MaxDNSN/A
DNS Beacon IdleN/A
Beacon JitterN/A
dns-beacon.strategy_fail_secondsN/A
dns-beacon.strategy_rotate_secondsN/A
dns-beacon.strategy_fail_xN/A
HTTP GET URI
HTTP POST URIN/A
Max GET SizeN/A
PortN/A
post-ex.spawnto_x64
post-ex.spawnto_x86
process-inject.startrwxN/A
process-inject.userwxN/A
process-inject.allocatorN/A
proxy.behaviorN/A
sleeptimeN/A
useragent_headerN/A
uses_cookiesN/A
process-inject.execute
WatermarkN/A
Beacon Stage CleanupN/A