Cobalt Stike Beacon Detected – 141[.]105[.]68[.]6:443

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 2022-04-25T16:46:03.443770

Cobalt Strike
Cobalt Strike

General Information

3.9615331178710855e+41
Cloud Provider
Cloud Region
Service
Domainsbastarbac[.]com
Hostnamesbastarbac[.]com
HTTP Host141[.]105[.]68[.]6
ISPHOSTKEY B.V.
ORGLLC Server v arendy
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 SERVERnginx/1.14.0 (Ubuntu)
HTTP SITEMAPN/A
HTTP SITEMAP HASHN/A
HTTP TITLEN/A
LOCATION (AREA CODE)N/A
LOCATION (CITY)Moscow
LOCATION (COUNTRY CODE)RU
LOCATION (COUNTRY NAME)Russian Federation
LOCATION (LATITUDE)55.75222
LOCATION (LONGITUDE)37.61556
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIREDN/A
SSL FINGERPRINT (SHA1)b30a0e40da93164f0acb8a933f3cf04732ed7e7f
SSL ISSUED20220415130939Z
SSL EXPIRES20220714130938Z
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