Mydoom malware family

Mydoom is a malware family tracked by MalwareAnalyzer by Cyble across 11 publicly analyzed samples. First seen 2026-07-31, most recently 2026-08-21. Observed ATT&CK techniques include T1112, T1105, T1543.003, T1547.001.

Corpus statistics

ATT&CK techniques used by Mydoom

Recent Mydoom samples

Frequently asked about Mydoom

What is Mydoom?
Mydoom is a malware family tracked by MalwareAnalyzer by Cyble across 11 publicly analyzed samples. First seen 2026-07-31, most recently 2026-08-21. Observed ATT&CK techniques include T1112, T1105, T1543.003, T1547.001.
How many Mydoom samples have been analyzed?
MalwareAnalyzer by Cyble holds 11 publicly analyzed samples attributed to Mydoom, first seen 2026-07-31 and most recently 2026-08-21. 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 Mydoom use?
Across our Mydoom samples the most frequently observed techniques are T1112 (3), T1105 (1), T1543.003 (1), T1547.001 (1). Counts are the number of analyzed samples in which each technique was observed.
What file types does Mydoom use?
Mydoom samples in this corpus are distributed as pe (7), zip (4).
Is Mydoom malicious?
11 of 11 analyzed Mydoom 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.

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