HotCroissant has the ability to retrieve a list of services on the infected host.3
tool
HotCroissant S0431
- Type
- malware
- Platform
- Windows
- Created
- 1 May 2020
- Last modified
- 11 April 2024
HotCroissant is a remote access trojan (RAT) attributed by U.S. government entities to malicious North Korean government cyber activity, tracked collectively as HIDDEN COBRA.[1] HotCroissant shares numerous code similarities with Rifdoor.[2]
Enterprise ATT&CK only. Any Mobile or ICS rows on the same ATT&CK page are not carried.
MITRE reference S0431
HotCroissant has the ability to list the names of all open windows on the infected host.4
HotCroissant has the ability to identify the IP address of the compromised machine.5
HotCroissant has used the open source UPX executable packer.6
HotCroissant has encrypted strings with single-byte XOR and base64 encoded RC4.7
HotCroissant has the ability to collect the username on the infected host.8
Standing S0431
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
80th percentile · 80% of 825 ATT&CK software entries have this many Enterprise techniques or fewer.
89th percentile · 89% of 825 ATT&CK software entries have this many tactics spanned or fewer.
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
35th percentile · 65% of 825 ATT&CK software entries have more detection rules per technique.
Detection coverage S0431
541 distinct rules cover the 20 techniques recorded for this tool. The 578 technique-to-rule mappings resolve to 541 distinct rules, because one rule can cover several techniques. 363 Sigma · 178 Splunk.
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