Cobalt Strike Beacon Detected – 119[.]91[.]245[.]101:443

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 2024-10-16T14:34:39.277282

Cobalt Strike
Cobalt Strike

General Information

7.112518209186152e+46
Cloud Provider
Cloud Region
Service
DomainsN/A
HostnamesN/A
HTTP Host119[.]91[.]245[.]101
ISPShenzhen Tencent Computer Systems Company Limited
ORGTencent cloud computing (Beijing) Co., Ltd.
OSUbuntu
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 SERVERnginx/1.10.3 (Ubuntu)
HTTP SITEMAPN/A
HTTP SITEMAP HASHN/A
HTTP TITLEN/A
LOCATION (AREA CODE)N/A
LOCATION (CITY)Guangzhou
LOCATION (COUNTRY CODE)CN
LOCATION (COUNTRY NAME)China
LOCATION (LATITUDE)23.11667
LOCATION (LONGITUDE)113.25
LOCATION (POSTAL CODE)N/A
SSL SERIAL
SSL EXPIREDN/A
SSL FINGERPRINT (SHA1)24b499a5d300f95719fdf44bfd5729781c89df81
SSL ISSUED20230713082610Z
SSL EXPIRES20330710082610Z
SSL CYPHERTLS_AES_128_GCM_SHA256
SSL VERSIONTLSv1.3
SSL TRUST (REVOKED)N/A
TAGSself-signed, eol-product


Cobalt Strike Beacon Information

Beacon TypeN/A
http-get.clientAccept-Encoding: gzip, deflate, Accept: */*, Referer: https://cn[.]bing[.]com/, Content-Type: text/html; charset=utf-8, Host: git[.]oss-cn-shenzhen[.]aliyuncs[.]com, Sec-Fetch-Dest: empty, Sec-Fetch-Mode: cors, Sec-Fetch-Site: same-origin, ANID=, __Secure-3PAPISID=noskin;_EDGE_S=F1&SID=088EB7E885566DBD0DD7A38884846C5D;_EDGE_V=1;MUID=17FA701F4BF3676E2A99647F4A2166F5;, ;CONSENT=YES+CN[.]zh-CN+20210917-09-0, Cookie
http-post.clientContent-Type: application/x-www-form-urlencoded, Origin: https://cn[.]bing[.]com, Accept: */*, Referer: https://cn[.]bing[.]com/, Host: image[.]yz-tencent[.]com, Sec-Fetch-Dest: empty, Sec-Fetch-Mode: cors, Sec-Fetch-Site: same-origin, __bingformid, specialtype=qbWxrzTz, is_shipping_fee=VAsbMszJsxO, , client=chrome-omni&gs_ri=chrome-ext-ansg&aid_=522005705&accver=1&showtype=embed&ua=
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 URI119[.]91[.]245[.]101,/feedapi/v1/newsserver/api/getpassword
HTTP POST URIN/A
Max GET SizeN/A
PortN/A
post-ex.spawnto_x64%windir%\sysnative\dllhost[.]exe
post-ex.spawnto_x86%windir%\syswow64\dllhost[.]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.dll:RtlUserThreadStart, NtQueueApcThread-s, SetThreadContext, CreateRemoteThread, kernel32.dll:LoadLibraryA, RtlCreateUserThread
WatermarkN/A
Beacon Stage CleanupN/A

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