Cobalt Stike Beacon Detected – 45[.]32[.]199[.]204:443

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 2021-11-14T22:22:35.748221

General Information

3.1436946342483456e+41

Cloud Provider	Vultr
Cloud Region	N/A
Service	N/A
Domains	vultr[.]com
Hostnames	45[.]32[.]199[.]204[.]vultr[.]com
HTTP Host	45[.]32[.]199[.]204
ISP	The Constant Company, LLC
ORG	Vultr Holdings, LLC
OS	N/A
HTTP	N/A
HTTP HTML HASH	N/A
HTTP LOCATION	/
HTTP REDIRECTS
HTTP ROBOTS	N/A
HTTP ROBOTS HASH	N/A
HTTP SECURITY.TXT	N/A
HTTP SECURITY.TXT HASH	N/A
HTTP SERVER	N/A
HTTP SITEMAP	N/A
HTTP SITEMAP HASH	N/A
HTTP TITLE	N/A
LOCATION (AREA CODE)	N/A
LOCATION (CITY)	Dallas
LOCATION (COUNTRY CODE)	US
LOCATION (COUNTRY NAME)	United States
LOCATION (LATITUDE)	32.78306
LOCATION (LONGITUDE)	-96.80667
LOCATION (POSTAL CODE)	N/A
SSL SERIAL
SSL EXPIRED	true
SSL FINGERPRINT (SHA1)	42a94876e85c1f6d25b79ad5f2588a9001d28089
SSL ISSUED	20200819111816Z
SSL EXPIRES	20201117111816Z
SSL CYPHER	ECDHE-RSA-AES256-GCM-SHA384
SSL VERSION	TLSv1/SSLv3
SSL TRUST (REVOKED)	N/A
TAGS	cloud

Cobalt Strike Beacon Information

Beacon Type	HTTPS
http-get.client	Host: en[.]wikipedia[.]org, Accept: text/html,application/xhtml+xml,application/xml;, Referer: https://en[.]wikipedia[.]org/wiki/Main_Page, search, title=Special%3ASearch, go=Go
http-post.client	Host: en[.]wikipedia[.]org, Accept: text/html,application/xhtml+xml,application/xml;, /, https://en[.]wikipedia[.]org/w/index[.]php?search=, &title=Special%3ASearch&go=Go, Referer
DNS Beacon MaxDNS	N/A
DNS Beacon Idle	N/A
Beacon Jitter	20
dns-beacon.strategy_fail_seconds	-1
dns-beacon.strategy_rotate_seconds	-1
dns-beacon.strategy_fail_x	-1
HTTP GET URI	45[.]32[.]199[.]204,/w/index[.]php
HTTP POST URI	/wiki
Max GET Size	2099667
Port	443
post-ex.spawnto_x64	%windir%\sysnative\rundll32[.]exe
post-ex.spawnto_x86	%windir%\syswow64\rundll32[.]exe
process-inject.startrwx	64
process-inject.userwx	64
process-inject.allocator	N/A
proxy.behavior	2 (Use IE settings)
sleeptime	5000
useragent_header	Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko
uses_cookies	N/A
process-inject.execute	CreateThread, SetThreadContext, CreateRemoteThread, RtlCreateUserThread
Watermark	1625179384
Beacon Stage Cleanup	N/A