MALICIOUS
80
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
The sample is a malicious OLE document that contains a reference to the CreateProcess API, indicating an attempt to execute a process. The large slack space in the OLE structure is also suspicious. Without a document body or script content, the exact nature of the payload and delivery mechanism cannot be determined.
Heuristics 2
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Reference to CreateProcess API high SC_STR_CREATEPROCESSReference to CreateProcess API
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OLE document has large unaccounted-for region high OLE_SLACK_ANOMALYOLE file is 65,184 bytes but its declared streams total only 21,151 bytes — 44,033 bytes (68%) live in unallocated sector slack. This is the canonical hiding place for pre-macro-era Office exploit payloads (XOR-encoded shellcode reached via a parser pointer-corruption bug in the document structure).
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