QUIETCANARY has the ability to retrieve information from the Registry.2
tool
QUIETCANARY S1076
- Type
- malware
- Platform
- Windows
- Created
- 19 May 2023
- Last modified
- 16 April 2025
QUIETCANARY is a backdoor tool written in .NET that has been used since at least 2022 to gather and exfiltrate data from victim networks.[1]
Enterprise ATT&CK only. Any Mobile or ICS rows on the same ATT&CK page are not carried.
MITRE reference S1076
QUIETCANARY can identify the default proxy setting on a compromised host.3
QUIETCANARY can use HTTPS for C2 communications.4
QUIETCANARY has the ability to stage data prior to exfiltration.5
QUIETCANARY can call System.Net.HttpWebRequest to identify the default proxy configured on the victim computer.6
QUIETCANARY can base64 encode C2 communications.7
Standing S1076
Reach is how much of ATT&CK this tool touches. Coverage is how well defended each thing it does is, as a median per technique rather than a total — a total would just restate the reach. Each figure is ranked against all 825 ATT&CK software entries only where that population actually spreads. Where most of the population shares one value, a percentile would rank the tie instead of the entity, so the raw value is shown and no rank is claimed.
Reach
44th percentile · 56% of 825 ATT&CK software entries have more Enterprise techniques.
41st percentile · 59% of 825 ATT&CK software entries have more tactics spanned.
61% of the population shares a single value across only 22 distinct values, so a percentile here would rank the tie, not the entity.
85% of the population shares a single value across only 8 distinct values, so a percentile here would rank the tie, not the entity.
Coverage
29th percentile · 71% of 825 ATT&CK software entries have more detection rules per technique.
Detection coverage S1076
160 distinct rules cover the 9 techniques recorded for this tool. The 161 technique-to-rule mappings resolve to 160 distinct rules, because one rule can cover several techniques. 116 Sigma · 44 Splunk.
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