Cobalt Strike Beacon Detected – 8[.]155[.]0[.]87:443

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 2024-10-02T10:11:34.154461

Cobalt Strike
Cobalt Strike

General Information

15046562145195164000
Cloud ProviderAlibaba Cloud
Cloud RegionN/A
ServiceN/A
DomainsN/A
HostnamesN/A
HTTP Host8[.]155[.]0[.]87
ISPHangzhou Alibaba Advertising Co.,Ltd.
ORGAliyun Computing 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 SERVERAkamaiGHost
HTTP SITEMAPN/A
HTTP SITEMAP HASHN/A
HTTP TITLEN/A
LOCATION (AREA CODE)N/A
LOCATION (CITY)Heyuan
LOCATION (COUNTRY CODE)CN
LOCATION (COUNTRY NAME)China
LOCATION (LATITUDE)23.73333
LOCATION (LONGITUDE)114.68333
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIREDN/A
SSL FINGERPRINT (SHA1)c942993653a2d3088638cacd8e7f4ae8512629af
SSL ISSUED20240926041606Z
SSL EXPIRES20250926041606Z
SSL CYPHERTLS_AES_256_GCM_SHA384
SSL VERSIONTLSv1.3
SSL TRUST (REVOKED)N/A
TAGScloud, self-signed


Cobalt Strike Beacon Information

Beacon TypeN/A
http-get.clientAccept: application/xml, text/html, image/*, Accept-Language: en-us, Accept-Encoding: *, identity, DYF8_MBUKGB55R2TKVUAX3V5CBTC3QRS3EUVC=, Cookie
http-post.clientAccept: application/json, text/html, application/xhtml+xml, Accept-Language: ar-ly, Accept-Encoding: compress, *, _YWNJOGCR
DNS Beacon MaxDNSN/A
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 URI8[.]155[.]0[.]87,/Compare/v2[.]66/G6EBS8VJR0
HTTP POST URIN/A
Max GET SizeN/A
PortN/A
post-ex.spawnto_x64%windir%\sysnative\getmac[.]exe /V
post-ex.spawnto_x86%windir%\syswow64\Locator[.]exe
process-inject.startrwxN/A
process-inject.userwxN/A
process-inject.allocatorN/A
proxy.behaviorN/A
sleeptimeN/A
useragent_headerN/A
uses_cookiesN/A
process-inject.executentdll:RtlUserThreadStart, CreateThread, NtQueueApcThread-s, CreateRemoteThread, RtlCreateUserThread
WatermarkN/A
Beacon Stage CleanupN/A

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