Cobalt Stike Beacon Detected – 103[.]145[.]60[.]28:443

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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 2021-11-09T09:56:05.098682

Cobalt Strike
Cobalt Strike

General Information

2055313951
Cloud Provider
Cloud Region
Service
DomainsN/A
HostnamesN/A
HTTP Host103[.]145[.]60[.]28
ISPCloudie Limited
ORGCaisan Hong Kong
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)Shenzhen
LOCATION (COUNTRY CODE)CN
LOCATION (COUNTRY NAME)China
LOCATION (LATITUDE)22.54554
LOCATION (LONGITUDE)114.0683
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIREDN/A
SSL FINGERPRINT (SHA1)c5e66cf000e9aa0106737874e7f228a759877d4a
SSL ISSUED20211015144640Z
SSL EXPIRES20220113144640Z
SSL CYPHERECDHE-RSA-AES256-GCM-SHA384
SSL VERSIONTLSv1/SSLv3
SSL TRUST (REVOKED)N/A
TAGSself-signed


Cobalt Strike Beacon Information

Beacon TypeHTTPS
http-get.clientReferer: http://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 MaxDNSN/A
DNS Beacon IdleN/A
Beacon JitterN/A
dns-beacon.strategy_fail_seconds-1
dns-beacon.strategy_rotate_seconds-1
dns-beacon.strategy_fail_x-1
HTTP GET URI103[.]145[.]60[.]28,/wp06/wp-includes/po[.]php
HTTP POST URI/modules/mod_search.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
WatermarkN/A
Beacon Stage CleanupN/A
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