Malicious Office (OLE) — malware analysis report

Static analysis result for SHA-256 a02f20fd74c2f475…

MALICIOUS

Office (OLE)

42.0 KB Created: 2021-07-03 07:38:00 Authoring application: Microsoft Office Word
MD5: 8ea7c4c17b57c58e49f0501ce6353913 SHA-1: 219a3453e5b9a7c53675f46ab9e475aea33245f1 SHA-256: a02f20fd74c2f4757247563f3ecec29e99b5e4d812f835396346e8774ed59326
304 Risk Score

Heuristics 9

  • Shell() call in VBA critical OLE_VBA_SHELL
    Shell() call in VBA
  • ClamAV: Doc.Downloader.Generic-6698421-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Doc.Downloader.Generic-6698421-0
  • AutoOpen macro high OLE_VBA_AUTOOPEN
    AutoOpen macro
  • Workbook_Open macro high OLE_VBA_WBOPEN
    Workbook_Open macro
  • Auto_Open macro high OLE_VBA_AUTO
    Auto_Open macro
  • VBA p-code auto-exec with execution tokens high OLE_VBA_PCODE_AUTOEXEC_EXEC
    Compiled 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.
  • VBA macros detected medium OLE_VBA_MACROS
    Document contains VBA macro code
  • Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGE
    One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.
  • Embedded URL info EMBEDDED_URL
    One 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.

FilenameKindSourceSize
macros.bas
16b5ccc988c581db351f2e13eedf14ce9692a5891f723f88d0d7fa2a835f3572		 vba-macro oletools.olevba.extract_macros (decoded VBA source) 9554 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 32 long base64-like blob(s).

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