# CVE-2024-21887 - Cyber Threat Intelligence

These _indicators_ were reported, collected, and generated during the [VulDB CTI analysis](https://vuldb.com/?kb.cti) of the campaign known as _CVE-2024-21887_. 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](https://vuldb.com/?actor)

## Countries

These _countries_ are directly (e.g. origin of attacks) or indirectly (e.g. access by proxy) associated with CVE-2024-21887:

* [US](https://vuldb.com/?country.us)
* [CN](https://vuldb.com/?country.cn)
* [RU](https://vuldb.com/?country.ru)
* ...

There are 7 more country items available. Please use our online service to access the data.

## Actors

These _actors_ are associated with CVE-2024-21887 or other actors linked to the campaign.

ID | Actor | Confidence
-- | ----- | ----------
1 | [Unknown](https://vuldb.com/?actor.unknown) | High
2 | [UNC5221](https://vuldb.com/?actor.unc5221) | High
3 | [MagnetGoblin](https://vuldb.com/?actor.magnetgoblin) | 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-2024-21887.

ID | IP address | Hostname | Actor | Confidence
-- | ---------- | -------- | ----- | ----------
1 | [8.137.112.245](https://vuldb.com/?ip.8.137.112.245) | - | [UNC5221](https://vuldb.com/?actor.unc5221) | High
2 | [23.184.48.132](https://vuldb.com/?ip.23.184.48.132) | - | [MagnetGoblin](https://vuldb.com/?actor.magnetgoblin) | High
3 | [45.9.149.215](https://vuldb.com/?ip.45.9.149.215) | - | [MagnetGoblin](https://vuldb.com/?actor.magnetgoblin) | High
4 | [45.61.136.14](https://vuldb.com/?ip.45.61.136.14) | - | [UNC5221](https://vuldb.com/?actor.unc5221) | High
5 | [45.153.240.73](https://vuldb.com/?ip.45.153.240.73) | - | [MagnetGoblin](https://vuldb.com/?actor.magnetgoblin) | High
6 | [46.8.68.100](https://vuldb.com/?ip.46.8.68.100) | - | [Unknown](https://vuldb.com/?actor.unknown) | High
7 | ... | ... | ... | ...

There are 22 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-2024-21887. This data is unique as it uses our predictive model for actor profiling.

ID | Technique | Weakness | Description | Confidence
-- | --------- | -------- | ----------- | ----------
1 | T1006 | CWE-21, CWE-22 | Path Traversal | High
2 | T1055 | CWE-74 | Injection | High
3 | T1059 | CWE-94 | Argument Injection | High
4 | T1059.007 | CWE-79, CWE-80 | Cross Site Scripting | High
5 | ... | ... | ... | ...

There are 18 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-2024-21887. This data is unique as it uses our predictive model for actor profiling.

ID | Type | Indicator | Confidence
-- | ---- | --------- | ----------
1 | File | `/auth/callback` | High
2 | File | `/cgi-bin/wapopen` | High
3 | File | `/etc/init.d/sshd_service` | High
4 | File | `/forum/away.php` | High
5 | File | `/index.jsp#settings` | High
6 | File | `/jeecg-boot/sys/common/upload` | High
7 | File | `/plain` | Low
8 | File | `/proc/self/environ` | High
9 | File | `/sistema/flash/reboot` | High
10 | File | `/st_reg.php` | Medium
11 | ... | ... | ...

There are 85 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://research.checkpoint.com/2024/magnet-goblin-targets-publicly-facing-servers-using-1-day-vulnerabilities/
* https://www.cisa.gov/news-events/cybersecurity-advisories/aa24-060b
* https://www.cybereason.com/blog/threat-alert-ivanti-connect-secure-vpn-zero-day-exploitation
* https://www.mandiant.com/resources/blog/investigating-ivanti-zero-day-exploitation
* https://www.volexity.com/blog/2024/01/10/active-exploitation-of-two-zero-day-vulnerabilities-in-ivanti-connect-secure-vpn/

## Literature

The following _articles_ explain our unique predictive cyber threat intelligence:

* [VulDB Cyber Threat Intelligence Documentation](https://vuldb.com/?kb.cti)
* [Cyber Threat Intelligence - Early Anticipation of Attacks](https://www.scip.ch/en/?labs.20201022)

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