MALICIOUS
240
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
T1059.003 Windows Command Shell
This document contains VBA macros that are designed to execute obfuscated commands via cmd.exe. The primary intent appears to be downloading and executing a second-stage payload from a remote source, as indicated by the reconstructed URL 'http://schemas.openxmlformats.org/drawingml/2006/main'. The high-severity heuristic firings, including suspicious cmd.exe invocation and VBA p-code auto-execution, strongly support this malicious activity.
Heuristics 7
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ClamAV: Doc.Malware.Powload-6813870-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Doc.Malware.Powload-6813870-0
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Suspicious cmd.exe invocation with execution flag high SC_STR_CMDSuspicious cmd.exe invocation with execution flag
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AutoOpen macro high OLE_VBA_AUTOOPENAutoOpen macro
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GetObject call high OLE_VBA_GETOBJGetObject call
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VBA p-code auto-exec with execution tokens high OLE_VBA_PCODE_AUTOEXEC_EXECCompiled VBA/cache stream contains an auto-execution token together with shell/download/object-execution tokens. This catches p-code-only or source-extraction-failure macro documents where visible source is unavailable.
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VBA macros detected medium OLE_VBA_MACROSDocument contains VBA macro code
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://schemas.openxmlformats.org/drawingml/2006/main
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
macros.bas7847b43fba7dcf9cfb7c0fc55c9418156fc1959f77e921bc0c4d76dce6a93b57 |
vba-macro | oletools.olevba.extract_macros (decoded VBA source) | 6097 bytes |
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