MALICIOUS
100
Risk Score
Malware Insights
MITRE ATT&CK
T1027 Obfuscated Files or Information
The sample exhibits characteristics of a malicious document, specifically XOR-encoded strings and a significant amount of slack space within the OLE structure. These are common techniques used to hide malicious payloads or obfuscate the true nature of the file. No specific malware family could be identified, and no executable content or network indicators were directly extracted.
Heuristics 2
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XOR-encoded strings (key 0x63) critical SC_XOR_ENCODEDFound 4 Windows library/API name(s) XOR-encoded with single-byte key 0x63: 'LoadLibraryA', 'CreateProcessA', 'ExitProcess ', 'CreateFileA '
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OLE document has large unaccounted-for region high OLE_SLACK_ANOMALYOLE file is 160,768 bytes but its declared streams total only 20,635 bytes — 140,133 bytes (87%) 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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