Cobalt Stike Beacon Detected – 193[.]124[.]33[.]239:443

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 2024-06-08T09:55:50.631974

Cobalt Strike
Cobalt Strike

General Information

1657766544761773000
Cloud Provider
Cloud Region
Service
Domainsib[.]systems, www[.]net[.]cn, aliyun[.]com, tianchi-global[.]com
Hostnamesib[.]systems, whois[.]www[.]net[.]cn, aliyun[.]com, tianchi-global[.]com, manager[.]channel[.]aliyun[.]com
HTTP Host193[.]124[.]33[.]239
ISPBaykov Ilya Sergeevich
ORGReliable Communications s.r.o.
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
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 EXPIREDtrue
SSL FINGERPRINT (SHA1)bda2dc920faf94e3e3d39cd3cbccf23323f77f60
SSL ISSUED20220714024224Z
SSL EXPIRES20230714024224Z
SSL CYPHERTLS_AES_128_GCM_SHA256
SSL VERSIONTLSv1.3
SSL TRUST (REVOKED)N/A
TAGSself-signed


Cobalt Strike Beacon Information

Beacon TypeN/A
http-get.clientHost: kerio[.]com, Connection: close, lu=, Cookie
http-post.clientHost: kerio[.]com, Connection: close, Accept-Encoding: br, Content-Type: text/plain, __session__id=, Cookie
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 URIcandycappa[.]store,/br
HTTP POST URIN/A
Max GET SizeN/A
PortN/A
post-ex.spawnto_x64%windir%\sysnative\dllhost[.]exe
post-ex.spawnto_x86%windir%\syswow64\dllhost[.]exe
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.executentdll:RtlUserThreadStart, CreateThread, NtQueueApcThread-s, CreateRemoteThread, RtlCreateUserThread
WatermarkN/A
Beacon Stage CleanupN/A

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