Cobalt Stike Beacon Detected – 82[.]156[.]218[.]132:443

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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 2021-11-08T21:37:19.299966

Cobalt Strike
Cobalt Strike

General Information

146473198
Cloud ProviderTencent Cloud
Cloud RegionN/A
ServiceN/A
DomainsN/A
HostnamesN/A
HTTP Host82[.]156[.]218[.]132
ISPShenzhen Tencent Computer Systems Company Limited
ORGTencent Cloud Computing (Beijing) Co., Ltd
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)Beijing
LOCATION (COUNTRY CODE)CN
LOCATION (COUNTRY NAME)China
LOCATION (LATITUDE)39.9075
LOCATION (LONGITUDE)116.39723
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIREDN/A
SSL FINGERPRINT (SHA1)6ece5ece4192683d2d84e25b0ba7e04f9cb7eb7c
SSL ISSUED20150520182624Z
SSL EXPIRES20250517182624Z
SSL CYPHERECDHE-RSA-AES256-GCM-SHA384
SSL VERSIONTLSv1/SSLv3
SSL TRUST (REVOKED)N/A
TAGScloud, self-signed


Cobalt Strike Beacon Information

Beacon TypeHTTPS
http-get.clientConnection: Keep-Alive, Cache-Control: no-cache, mn
http-post.clientConnection: Keep-Alive, Cache-Control: no-cache, du
DNS Beacon MaxDNS255
DNS Beacon IdleN/A
Beacon Jitter35
dns-beacon.strategy_fail_secondsN/A
dns-beacon.strategy_rotate_secondsN/A
dns-beacon.strategy_fail_xN/A
HTTP GET URI82[.]156[.]218[.]132,/default[.]jsp
HTTP POST URI/submit.jsp
Max GET Size1398214
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)
sleeptime40000
useragent_headerMozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)
uses_cookiesN/A
process-inject.executeCreateThread, SetThreadContext, CreateRemoteThread, RtlCreateUserThread
WatermarkN/A
Beacon Stage CleanupN/A
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