SilverTerrier
SilverTerrier is a Nigerian threat group that has been seen active since 2014. SilverTerrier has primarily targeted organizations in high technology, higher education, and manufacturing industries.
This is a collection of rules based on the presence of indicators of compromise publicly reported as associated with this malicious actor.
Suspicious DNS Request - SilverTerrier Related Domain Observed
Description
This detection identifies a request to resolve a domain publicly reported as associated with this malicious actor. Malicious actors may use compromised websites for malicious purposes. This detection is powered by the Rapid7 Threat Command Threat Library.
Recommendation
This alert may have been caused by normal web browsing activity by the end user. Review the alert in question. If necessary, rebuild the host from a known, good source and have the user change their password.
MITRE ATT&CK Techniques
- Acquire Infrastructure - T1583
- Domains - T1583.001
- Compromise Infrastructure - T1584
- Domains - T1584.001
Suspicious Process - SilverTerrier Related Binary Executed
Description
This detection identifies the execution of a file with a hash publicly reported as associated with this malicious actor. Malicious actors may use common System Administration tools for malicious purposes. This detection is powered by the Rapid7 Threat Command Threat Library.
Recommendation
Review the alert in question. If necessary, rebuild the host from a known, good source and have the user change their password.
Suspicious Web Request - SilverTerrier Related Domain Observed
Description
This detection identifies a request to a domain publicly reported as associated with this malicious actor. Malicious actors may compromise websites for malicious purposes. This detection is powered by the Rapid7 Threat Command Threat Library.
Recommendation
This alert may have been caused by normal web browsing activity by the end user. Review the alert in question. If necessary, rebuild the host from a known, good source and have the user change their password.
MITRE ATT&CK Techniques
- Acquire Infrastructure - T1583
- Domains - T1583.001
- Virtual Private Server - T1583.003
- Server - T1583.004
- Compromise Infrastructure - T1584
- Domains - T1584.001
- Virtual Private Server - T1584.003
- Server - T1584.004