Cobalt Stike Beacon Detected – 217[.]174[.]240[.]46:8443

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 2021-11-12T02:18:42.233242

Cobalt Strike
Cobalt Strike

General Information

3.0349272279113145e+41
Cloud Provider
Cloud Region
Service
Domainslive-servers[.]net
Hostnamesserver217-174-240-46[.]live-servers[.]net
HTTP Host217[.]174[.]240[.]46
ISPIONOS SE
ORGFasthosts Internet Limited
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)London
LOCATION (COUNTRY CODE)GB
LOCATION (COUNTRY NAME)United Kingdom
LOCATION (LATITUDE)51.50853
LOCATION (LONGITUDE)-0.12574
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIREDtrue
SSL FINGERPRINT (SHA1)cd2b519fa9deabf66a48af2246821b0b279810d3
SSL ISSUED20190630190824Z
SSL EXPIRES20190928190824Z
SSL CYPHERECDHE-RSA-AES256-GCM-SHA384
SSL VERSIONTLSv1/SSLv3
SSL TRUST (REVOKED)N/A
TAGS


Cobalt Strike Beacon Information

Beacon TypeHTTPS
http-get.clientAccept: text/html,application/xhtml+xml,application/xml;q=0[.]9,*/*;q=0[.]8, Host: code[.]jquery[.]com, Referer: http://code[.]jquery[.]com/, Accept-Encoding: gzip, deflate, __cfduid=, Cookie
http-post.clientAccept: text/html,application/xhtml+xml,application/xml;q=0[.]9,*/*;q=0[.]8, Host: code[.]jquery[.]com, Referer: http://code[.]jquery[.]com/, Accept-Encoding: gzip, deflate, __cfduid
DNS Beacon MaxDNS255
DNS Beacon Idle1249756273
Beacon Jitter37
dns-beacon.strategy_fail_secondsN/A
dns-beacon.strategy_rotate_secondsN/A
dns-beacon.strategy_fail_xN/A
HTTP GET URIwww[.]alexiou[.]gr,/jquery-3[.]3[.]1[.]min[.]js,galani[.]gr,/jquery-3[.]3[.]1[.]min[.]js
HTTP POST URI/jquery-3.3.2.min.js
Max GET Size1403644
Port8443
post-ex.spawnto_x64%windir%\sysnative\prevhost[.]exe
post-ex.spawnto_x86%windir%\syswow64\prevhost[.]exe
process-inject.startrwx4
process-inject.userwx32
process-inject.allocator1
proxy.behavior2 (Use IE settings)
sleeptime60000
useragent_headerMozilla/5.0 (Windows NT 10.0; ) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4086.0 Safari/537.36
uses_cookies1
process-inject.executentdll.dll:RtlUserThreadStart, NtQueueApcThread-s, CreateThread, CreateRemoteThread, RtlCreateUserThread
Watermark305419896
Beacon Stage Cleanup1