Cobalt Stike Beacon Detected – 144[.]202[.]96[.]214:443

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 2021-11-13T04:30:35.329397

Cobalt Strike
Cobalt Strike

General Information

3.825481384589069e+41
Cloud ProviderVultr
Cloud RegionN/A
ServiceN/A
Domainsvultr[.]com
Hostnames144[.]202[.]96[.]214[.]vultr[.]com
HTTP Host144[.]202[.]96[.]214
ISPThe Constant Company, LLC
ORGVultr Holdings, LLC
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 SERVERApache
HTTP SITEMAPN/A
HTTP SITEMAP HASHN/A
HTTP TITLEN/A
LOCATION (AREA CODE)N/A
LOCATION (CITY)Mountain View
LOCATION (COUNTRY CODE)US
LOCATION (COUNTRY NAME)United States
LOCATION (LATITUDE)37.38605
LOCATION (LONGITUDE)-122.08385
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIREDN/A
SSL FINGERPRINT (SHA1)7170f5d11d0414b422cdbb88fadf0d2e0a9b2ca7
SSL ISSUED20211104174022Z
SSL EXPIRES20220202174021Z
SSL CYPHERECDHE-RSA-AES256-GCM-SHA384
SSL VERSIONTLSv1/SSLv3
SSL TRUST (REVOKED)N/A
TAGScloud


Cobalt Strike Beacon Information

Beacon TypeHTTPS
http-get.clientAccept: text/html,application/xhtml+xml,application/xml;q=0[.]9,*/*;q=0[.]8, 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, Referer: http://code[.]jquery[.]com/, Accept-Encoding: gzip, deflate, __cfduid
DNS Beacon MaxDNSN/A
DNS Beacon IdleN/A
Beacon Jitter10
dns-beacon.strategy_fail_seconds-1
dns-beacon.strategy_rotate_seconds-1
dns-beacon.strategy_fail_x-1
HTTP GET URIjoraman[.]com,/jquery-3[.]3[.]1[.]min[.]js
HTTP POST URI/jquery-3.3.2.min.js
Max GET Size1403644
Port443
post-ex.spawnto_x64%windir%\sysnative\dllhost[.]exe
post-ex.spawnto_x86%windir%\syswow64\dllhost[.]exe
process-inject.startrwx4
process-inject.userwx32
process-inject.allocator1
proxy.behavior2 (Use IE settings)
sleeptime5000
useragent_headerMozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko
uses_cookies1
process-inject.executentdll:RtlUserThreadStart, CreateThread, NtQueueApcThread-s, CreateRemoteThread, RtlCreateUserThread
WatermarkN/A
Beacon Stage Cleanup1