CVE-2021-44228 - Cyber Threat Intelligence

These indicators were reported, collected, and generated during the VulDB CTI analysis of the campaign known as CVE-2021-44228. 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-2021-44228:

There are 4 more country items available. Please use our online service to access the data.

Actors

These actors are associated with CVE-2021-44228 or other actors linked to the campaign.

ID	Actor	Confidence
1	Unknown	High
2	APT41	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-2021-44228.

ID	IP address	Hostname	Actor	Confidence
1	5.254.101.167	-	Unknown	High
2	37.120.189.247	support.lgtron.de	Unknown	High
3	45.83.64.1	-	Unknown	High
4	45.83.64.62	-	Unknown	High
5	45.83.64.103	-	Unknown	High
6	45.83.64.253	-	Unknown	High
7	...	...	...	...

There are 25 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-2021-44228. This data is unique as it uses our predictive model for actor profiling.

ID	Technique	Weakness	Description	Confidence
1	T1008	CWE-757	Algorithm Downgrade	High
2	T1040	CWE-294	Authentication Bypass by Capture-replay	High
3	T1059.007	CWE-79, CWE-80	Cross Site Scripting	High
4	...	...	...	...

There are 10 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-2021-44228. This data is unique as it uses our predictive model for actor profiling.

ID	Type	Indicator	Confidence
1	File	`/admin/index.php?lfj=member&action=editmember`	High
2	File	`/admin/login.php`	High
3	File	`/administrator/components/menu/`	High
4	File	`/admin_page/all-files-update-ajax.php`	High
5	File	`/application/common.php#action_log`	High
6	File	`/category_view.php`	High
7	File	`/cloud_config/router_post/register`	High
8	File	`/damicms-master/admin.php?s=/Article/doedit`	High
9	File	`/download/`	Medium
10	File	`/etc/cobbler`	Medium
11	File	`/etc/passwd`	Medium
12	File	`/export.html`	Medium
13	File	`/formSetPortTr`	High
14	File	`/formStaticDHCP`	High
15	File	`/jerry-core/ecma/base/ecma-lcache.c`	High
16	File	`/jerry-core/ecma/operations/ecma-objects.c`	High
17	File	`/jerry-core/parser/js/js-scanner-util.c`	High
18	File	`/languages/index.php`	High
19	File	`/leave_system/classes/Login.php`	High
20	File	`/login`	Low
21	File	`/members/view_member.php`	High
22	File	`/music/ajax.php`	High
23	File	`/opensis/functions/GetStuListFnc.php`	High
24	File	`/orms/`	Low
25	File	`/parser/js/js-parser-expr.c`	High
26	File	`/ping.html`	Medium
27	File	`/plugins/servlet/project-config/PROJECT/roles`	High
28	File	`/principals`	Medium
29	...	...	...

There are 243 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:

Literature

The following articles explain our unique predictive cyber threat intelligence:

5.6 KiB Raw Blame History