Ursu malware family

Ursu is a malware family tracked by MalwareAnalyzer by Cyble across 6 publicly analyzed samples. First seen 2026-08-13, most recently 2026-08-24. Observed ATT&CK techniques include T1056.001, T1059.001, T1105, T1497, T1003.

Corpus statistics

ATT&CK techniques used by Ursu

Recent Ursu samples

Frequently asked about Ursu

What is Ursu?
Ursu is a malware family tracked by MalwareAnalyzer by Cyble across 6 publicly analyzed samples. First seen 2026-08-13, most recently 2026-08-24. Observed ATT&CK techniques include T1056.001, T1059.001, T1105, T1497, T1003.
How many Ursu samples have been analyzed?
MalwareAnalyzer by Cyble holds 6 publicly analyzed samples attributed to Ursu, first seen 2026-08-13 and most recently 2026-08-24. This counts public submissions to this platform only, so it is a measure of what we have seen rather than of the family's total prevalence.
What MITRE ATT&CK techniques does Ursu use?
Across our Ursu samples the most frequently observed techniques are T1056.001 (2), T1059.001 (2), T1105 (2), T1497 (2), T1003 (1), T1055 (1), T1112 (1), T1486 (1). Counts are the number of analyzed samples in which each technique was observed.
What file types does Ursu use?
Ursu samples in this corpus are distributed as pe (6).
Is Ursu malicious?
6 of 6 analyzed Ursu samples were scored malicious by the fused verdict, which combines multi-engine static scanning, YARA and hash reputation with behavior captured during real sandbox detonation. Each report lists every signal that contributed to its score.

Latest analyzed threats · ATT&CK coverage across the corpus · Threat trends