Cobalt Stike Beacon Detected – 103[.]200[.]28[.]74:443

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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 2021-11-09T02:50:17.130467

Cobalt Strike
Cobalt Strike

General Information

3.944650368476798e+41
Cloud Provider
Cloud Region
Service
DomainsN/A
HostnamesN/A
HTTP Host103[.]200[.]28[.]74
ISPCloudie Limited
ORGCloudie 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)Hong Kong
LOCATION (COUNTRY CODE)HK
LOCATION (COUNTRY NAME)Hong Kong
LOCATION (LATITUDE)22.27832
LOCATION (LONGITUDE)114.17469
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIREDN/A
SSL FINGERPRINT (SHA1)8eacd7d35171773e1b5ab2c719fb55b8f3c597ae
SSL ISSUED20210903065730Z
SSL EXPIRES20211202065729Z
SSL CYPHERECDHE-RSA-AES256-GCM-SHA384
SSL VERSIONTLSv1/SSLv3
SSL TRUST (REVOKED)N/A
TAGS


Cobalt Strike Beacon Information

Beacon TypeHTTPS
http-get.clientReferer: https://www[.]google[.]com, Accept: text/xml,application/xml,application/xhtml+xml,text/html;q=0[.]9,text/plain;q=0[.]8,image/png,*/*;q=0[.]5, Accept-Language: en-us,en;q=0[.]5, Cookie
http-post.clientContent-Type: application/octet-stream, id
DNS Beacon MaxDNS255
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 URIarkdaily[.]ftp-download[.]com,/wp06/wp-includes/po[.]php
HTTP POST URI/includes/phpmailer/class.pop3.php
Max GET Size1398254
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/5.0 (Windows; U; MSIE 7.0; Windows NT 5.2) Java/1.5.0_08
uses_cookies1
process-inject.executeCreateThread, SetThreadContext, CreateRemoteThread, RtlCreateUserThread
Watermark305419896
Beacon Stage CleanupN/A
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