Cobalt Stike Beacon Detected – 206[.]123[.]131[.]139:443

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 2022-01-29T05:24:18.046035

Cobalt Strike
Cobalt Strike

General Information

3.165837407588026e+38
Cloud Provider
Cloud Region
Service
Domainsztomy[.]com
Hostnamesns1648[.]ztomy[.]com
HTTP Host206[.]123[.]131[.]139
ISPM247 Ltd
ORGSecure Internet LLC CU
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)Brno
LOCATION (COUNTRY CODE)CZ
LOCATION (COUNTRY NAME)Czechia
LOCATION (LATITUDE)49.19522
LOCATION (LONGITUDE)16.60796
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIREDN/A
SSL FINGERPRINT (SHA1)81cfb939c5af043dfcf960cfa46cb568b85c2cd6
SSL ISSUED20220108000000Z
SSL EXPIRES20230208235959Z
SSL CYPHERECDHE-RSA-AES256-GCM-SHA384
SSL VERSIONTLSv1/SSLv3
SSL TRUST (REVOKED)N/A
TAGS


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