Cobalt Stike Beacon Detected – 106[.]13[.]178[.]189:443

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 2021-11-09T18:58:26.336404

General Information

3.0244515077586022e+47

Cloud Provider
Cloud Region
Service
Domains	N/A
Hostnames	N/A
HTTP Host	106[.]13[.]178[.]189
ISP	Beijing Baidu Netcom Science and Technology Co., Ltd.
ORG	Beijing Baidu Netcom Science and Technology Co., Ltd.
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	ESF
HTTP SITEMAP	N/A
HTTP SITEMAP HASH	N/A
HTTP TITLE	N/A
LOCATION (AREA CODE)	N/A
LOCATION (CITY)	Beijing
LOCATION (COUNTRY CODE)	CN
LOCATION (COUNTRY NAME)	China
LOCATION (LATITUDE)	39.9075
LOCATION (LONGITUDE)	116.39723
LOCATION (POSTAL CODE)	N/A
SSL SERIAL
SSL EXPIRED	N/A
SSL FINGERPRINT (SHA1)	7a3db616beaf27a499988feed0870c8e58e08d87
SSL ISSUED	20210315081100Z
SSL EXPIRES	20360311081100Z
SSL CYPHER	ECDHE-RSA-AES256-GCM-SHA384
SSL VERSION	TLSv1/SSLv3
SSL TRUST (REVOKED)	N/A
TAGS

Cobalt Strike Beacon Information

Beacon Type	HTTPS
http-get.client	Host: wps-cdn[.]ml, Connection: close, Accept-Language: en-US, made_write_conn=, Cookie, open=false
http-post.client	Host: wps-cdn[.]ml, Connection: close, Accept-Encoding: gzip, br, Content-Type: application/x-www-form-urlencoded, photo=, __session__id=, Cookie
DNS Beacon MaxDNS	N/A
DNS Beacon Idle	N/A
Beacon Jitter	39
dns-beacon.strategy_fail_seconds	N/A
dns-beacon.strategy_rotate_seconds	N/A
dns-beacon.strategy_fail_x	N/A
HTTP GET URI	wps-cdn[.]ml,/extension[.]html
HTTP POST URI	/ro
Max GET Size	1864474
Port	443
post-ex.spawnto_x64	%windir%\sysnative\WUAUCLT[.]exe
post-ex.spawnto_x86	%windir%\syswow64\WUAUCLT[.]exe
process-inject.startrwx	4
process-inject.userwx	32
process-inject.allocator	N/A
proxy.behavior	2 (Use IE settings)
sleeptime	3000
useragent_header	Mozilla/5.0 (Linux; Android 6.0; HTC One X10 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0
uses_cookies	1
process-inject.execute	CreateThread, RtlCreateUserThread, CreateRemoteThread
Watermark	1
Beacon Stage Cleanup	1