cyber_threat_intelligence/campaigns/CVE-2021-34527

CVE-2021-34527 - Cyber Threat Intelligence

These indicators were reported, collected, and generated during the VulDB CTI analysis of the campaign known as CVE-2021-34527. The activity monitoring correlates data from social media, forums, chat rooms, and darknet markets. It helps to determine associated actors, specific activities, expected intentions, emerging research, and ongoing attacks. Our unique predictive model uses big data to forecast activities and their characteristics.

Live data and more analysis capabilities are available at https://vuldb.com/?actor

Countries

These countries are directly (e.g. origin of attacks) or indirectly (e.g. access by proxy) associated with CVE-2021-34527:

• US
• GB
• CN
• ...

There are 6 more country items available. Please use our online service to access the data.

Actors

These actors are associated with CVE-2021-34527 or other actors linked to the campaign.

ID	Actor	Confidence
1	Russia Unknown	High

IOC - Indicator of Compromise

These indicators of compromise (IOC) indicate associated network resources which are known to be part of research and attack activities of CVE-2021-34527.

ID	IP address	Hostname	Actor	Confidence
1	45.32.137.94	45.32.137.94.vultrusercontent.com	Russia Unknown	High
2	157.230.81.39	-	Russia Unknown	High
3	173.239.198.46	-	Russia Unknown	High
4	...	...	...	...

There are 1 more IOC items available. Please use our online service to access the data.

TTP - Tactics, Techniques, Procedures

Tactics, techniques, and procedures (TTP) summarize the suspected MITRE ATT&CK techniques used within CVE-2021-34527. This data is unique as it uses our predictive model for actor profiling.

ID	Technique	Weakness	Description	Confidence
1	T1059.007	CWE-79, CWE-80	Cross Site Scripting	High
2	T1068	CWE-264, CWE-284	Execution with Unnecessary Privileges	High
3	T1110.001	CWE-798	Improper Restriction of Excessive Authentication Attempts	High
4	...	...	...	...

There are 3 more TTP items available. Please use our online service to access the data.

IOA - Indicator of Attack

These indicators of attack (IOA) list the potential fragments used for technical activities like reconnaissance, exploitation, privilege escalation, and exfiltration during CVE-2021-34527. This data is unique as it uses our predictive model for actor profiling.

ID	Type	Indicator	Confidence
1	File	.htaccess	Medium
2	File	/data/wps.setup.json	High
3	File	/product.php	Medium
4	File	/Pwrchute	Medium
5	File	/uncpath/	Medium
6	File	/WEB-INF/web.xml	High
7	File	admin/web_config.php	High
8	File	adminpanel/modules/pro/inc/ajax.php	High
9	File	admin_add.php	High
10	File	api/v1/User?filterList	High
11	File	apply.cgi	Medium
12	File	avrc_pars_tg.cc	High
13	File	bg_console/index.php?m=opt&c=request	High
14	File	board.php	Medium
15	File	category_list.php	High
16	File	cc_guestbook.pl	High
17	File	coders/png.c	Medium
18	...	...	...

There are 143 more IOA items available (file, library, argument, input value, pattern, network port). Please use our online service to access the data.

References

The following list contains external sources which discuss the campaign and the associated activities:

• https://www.cisa.gov/uscert/ncas/alerts/aa22-074a

Literature

The following articles explain our unique predictive cyber threat intelligence:

• VulDB Cyber Threat Intelligence Documentation
• Cyber Threat Intelligence - Early Anticipation of Attacks

License

(c) 1997-2022 by vuldb.com. All data on this page is shared under the license CC BY-NC-SA 4.0. Questions? Check the FAQ, read the documentation or contact us!