Cobalt Stike Beacon Detected – 52[.]169[.]44[.]255:443

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 2021-11-12T21:05:00.512630

General Information

2.787170370548001e+41

Cloud Provider	Azure
Cloud Region	northeurope
Service	AzureCloud
Domains	N/A
Hostnames	N/A
HTTP Host	52[.]169[.]44[.]255
ISP	Microsoft Corporation
ORG	Microsoft Corporation
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)	Dublin
LOCATION (COUNTRY CODE)	IE
LOCATION (COUNTRY NAME)	Ireland
LOCATION (LATITUDE)	53.33306
LOCATION (LONGITUDE)	-6.24889
LOCATION (POSTAL CODE)	N/A
SSL SERIAL
SSL EXPIRED	N/A
SSL FINGERPRINT (SHA1)	bbca12900512acd8078a7f15cd6b4bf34feb06dd
SSL ISSUED	20211111182431Z
SSL EXPIRES	20220209182430Z
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	Accept: */*, Host: www[.]bbc[.]com, 5lunxwmzaaggwvh12, 7vyylmf7n0j83ia0qjw1j, JSESSIONID=, Cookie
http-post.client	Accept: */*, Content-Type: application/x-www-form-urlencoded, Host: bbc[.]com, hl=GPB6O3ZBTI8KX5HAJC8QV, ck, 6Y[.]2GB6PBM0III6UYVJEY4CZ6P/
DNS Beacon MaxDNS	N/A
DNS Beacon Idle	N/A
Beacon Jitter	89
dns-beacon.strategy_fail_seconds	-1
dns-beacon.strategy_rotate_seconds	-1
dns-beacon.strategy_fail_x	-1
HTTP GET URI	cdn-class[.]com,/stories/weekly/6/ajax/
HTTP POST URI	/articles/Politics/0x/w/
Max GET Size	1048576
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	18000
useragent_header	Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt; DTS Agent
uses_cookies	1
process-inject.execute	CreateThread, SetThreadContext, CreateRemoteThread, RtlCreateUserThread
Watermark	1729540197
Beacon Stage Cleanup	N/A