Cobalt Stike Beacon Detected – 202[.]182[.]100[.]166:443

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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 2021-11-09T10:14:55.893298

Cobalt Strike
Cobalt Strike

General Information

5.679429619555688e+47
Cloud ProviderVultr
Cloud RegionN/A
ServiceN/A
Domainsvultr[.]com
Hostnames202[.]182[.]100[.]166[.]vultr[.]com
HTTP Host202[.]182[.]100[.]166
ISPThe Constant Company, LLC
ORGThe Constant Company, 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 SERVERN/A
HTTP SITEMAPN/A
HTTP SITEMAP HASHN/A
HTTP TITLEN/A
LOCATION (AREA CODE)N/A
LOCATION (CITY)Tokyo
LOCATION (COUNTRY CODE)JP
LOCATION (COUNTRY NAME)Japan
LOCATION (LATITUDE)35.6895
LOCATION (LONGITUDE)139.69171
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIREDN/A
SSL FINGERPRINT (SHA1)db8fc034fcfbb8a47f045702829535e4dc851a8c
SSL ISSUED20210306110300Z
SSL EXPIRES20360302110300Z
SSL CYPHERECDHE-RSA-AES256-GCM-SHA384
SSL VERSIONTLSv1/SSLv3
SSL TRUST (REVOKED)N/A
TAGScloud


Cobalt Strike Beacon Information

Beacon TypeHTTPS
http-get.clientutmac=UA-2202604-2, utmcn=1, utmcs=ISO-8859-1, utmsr=1280×1024, utmsc=32-bit, utmul=en-US, Host: www[.]googlet[.]ml, __utma, utmcc
http-post.clientContent-Type: application/octet-stream, UA-220, -2, utmac, utmcn=1, utmcs=ISO-8859-1, utmsr=1280×1024, utmsc=32-bit, utmul=en-US, Host: www[.]googlet[.]ml
DNS Beacon MaxDNS255
DNS Beacon Idle134744072
Beacon Jitter37
dns-beacon.strategy_fail_secondsN/A
dns-beacon.strategy_rotate_secondsN/A
dns-beacon.strategy_fail_xN/A
HTTP GET URIwww[.]googlet[.]ml,/__utm[.]gif
HTTP POST URI/___utm.gif
Max GET Size1048616
Port443
post-ex.spawnto_x64%windir%\sysnative\rundll32[.]exe
post-ex.spawnto_x86%windir%\syswow64\rundll32[.]exe
process-inject.startrwx64
process-inject.userwx64
process-inject.allocatorN/A
proxy.behavior2 (Use IE settings)
sleeptime30000
useragent_headerMozilla/4.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)
uses_cookiesN/A
process-inject.executeCreateThread, SetThreadContext, CreateRemoteThread, RtlCreateUserThread
Watermark16777216
Beacon Stage CleanupN/A
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