Legacy self-replicating Word macro virus

OLE_VBA_LEGACY_SELF_REPLICATING_MACRO_VIRUS

← All detection heuristics · Office

critical OLE_VBA_LEGACY_SELF_REPLICATING_MACRO_VIRUS

What it means

Auto-running VBA copies macros through Global/Normal, hooks FileSaveAs, and hides macro-management commands.

Why it fires

MacroCopy into or out of the global Normal template, combined with an AutoOpen trigger, a FileSaveAs infection hook, and ToolsMacro/FileTemplates/ViewVBCode interception, is the behavioral signature of a resident Word macro virus. The conjunction avoids relying on family strings or generic keywords.

Other Office heuristics

OLE_VBA_AFFINE_MSI_DOWNLOADER OLE_VBA_AUTOEXEC_FRAGMENTED_SHELL OLE_VBA_DESTRUCTIVE_WORKBOOK_SHUTDOWN OLE_VBA_BIDIRECTIONAL_MACROCOPY_REPLICATION OOXML_BRAND_LINK_MISMATCH_LURE CVE_2016_7262 POLYGLOT_OOXML_REL_COMMAND OLE_RAW_PCODE_CROSS_DOCUMENT_REPLICATION OLE_VBA_CROSS_WORKBOOK_REPLICATION OOXML_XLM_DANGEROUS_FN OFFICE_DEFAULT_PASSWORD_VBA_DROP_EXEC OFFICE_EMBEDDED_SWF EMBEDDED_OFFICE_CHILD_STATIC_TRIAGE OFFICE_EMBEDDED_MACRO_OBJECT OLE_EMBEDDED_EXE OLE_VBA_EMBEDDED_PE_DROPPER OLE_ENCRYPTED_AND_MALFORMED CVE_2017_11882_EQUATION_NATIVE_CMD_RELATED CVE_2017_11882 OLE_EQUATION_OLE10NATIVE_DOWNLOADER OLE_MTEF_NATIVE_CODE_STUB OLE_EQUATION_OLE10NATIVE_SHELLCODE OOXML_XLM_MACRO_IN_WORKSHEET OLE_XLS5_LAROUX_MACRO_VIRUS