ADVSTORESHELL can enumerate registry keys.34
tool
ADVSTORESHELL S0045
- Type
- malware
- Platform
- Windows
- Created
- 31 May 2017
- Last modified
- 25 April 2025
ADVSTORESHELL is a spying backdoor that has been used by APT28 from at least 2012 to 2016. It is generally used for long-term espionage and is deployed on targets deemed interesting after a reconnaissance phase. [1] [2]
Enterprise ATT&CK only. Any Mobile or ICS rows on the same ATT&CK page are not carried.
MITRE reference S0045
Most of the strings in ADVSTORESHELL are encrypted with an XOR-based algorithm; some strings are also encrypted with 3DES and reversed. API function names are also reversed, presumably to avoid detection in memory.56
ADVSTORESHELL collects, compresses, encrypts, and exfiltrates data to the C2 server every 10 minutes.7
ADVSTORESHELL exfiltrates data over the same channel used for C2.8
ADVSTORESHELL can perform keylogging.910
ADVSTORESHELL can list running processes.11
Standing S0045
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
85th percentile · 85% of 825 ATT&CK software entries have this many Enterprise techniques or fewer.
94th percentile · 94% 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
29th percentile · 71% of 825 ATT&CK software entries have more detection rules per technique.
Detection coverage S0045
702 distinct rules cover the 23 techniques recorded for this tool. The 734 technique-to-rule mappings resolve to 702 distinct rules, because one rule can cover several techniques. 493 Sigma · 209 Splunk.
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