Cobalt Stike Beacon Detected – 62[.]234[.]130[.]153:443

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 2021-11-12T16:34:24.118487

General Information

2984826019922889700

Cloud Provider	Tencent Cloud
Cloud Region	N/A
Service	N/A
Domains	N/A
Hostnames	N/A
HTTP Host	62[.]234[.]130[.]153
ISP	Shenzhen Tencent Computer Systems Company Limited
ORG	Tencent Cloud Computing (Beijing) 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	N/A
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)	5f413c4e5aa79144f5ecca7972be344121c4f2c7
SSL ISSUED	20211104024136Z
SSL EXPIRES	20221104024136Z
SSL CYPHER	ECDHE-RSA-AES256-GCM-SHA384
SSL VERSION	TLSv1/SSLv3
SSL TRUST (REVOKED)	N/A
TAGS	cloud, self-signed

Cobalt Strike Beacon Information

Beacon Type	HTTPS
http-get.client	Accept: */*, Accept-Language: en-us, Accept-Encoding: text/plain, Content-Type: application/x-www-form-urltrytryd, SESSIONID=wqe454wqe2ds15ds4dsa5ds4, Cookie
http-post.client	Accept: */*, Accept-Language: en-us, Accept-Encoding: text/plain, Content-Type: application/x-www-form-urltrytryd, JSESSION=dsf5sd4f5e45fe4s65d4f856e4, Cookie
DNS Beacon MaxDNS	255
DNS Beacon Idle	N/A
Beacon Jitter	5
dns-beacon.strategy_fail_seconds	N/A
dns-beacon.strategy_rotate_seconds	N/A
dns-beacon.strategy_fail_x	N/A
HTTP GET URI	service-cv62i2eg-1258558004[.]hk[.]apigw[.]tencentcs[.]com,/push
HTTP POST URI	/checkcode.php
Max GET Size	1398104
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	30000
useragent_header	Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; SV1)
uses_cookies	1
process-inject.execute	CreateThread, SetThreadContext, CreateRemoteThread, RtlCreateUserThread
Watermark	N/A
Beacon Stage Cleanup	1