Malicious PDF — malware analysis report

Static analysis result for SHA-256 4944181610e80b88…

MALICIOUS

PDF

35.8 KB Authoring application: OpenOffice.org
MD5: 1488af2a4a489a8cbbda2c5aa1ff8a11 SHA-1: fd9f57fc6e848a526f50f15583f3257a27fec2a4 SHA-256: 4944181610e80b88c12a06fb02461a51387caffd87f77c2cbc5534793801f6e0
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains multiple embedded URLs that lead to other PDF files or HTML documents. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' and the ML classifier strongly indicate malicious intent, likely phishing or malware distribution. The document body, though partially corrupted, contains text related to 'accidents laborales' which may be a lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9995

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://globalhealthhighschool.org/uploads/1/3/0/6/130621371/zuximazobaxil.pdf
    • http://portraits.meliraphoto.com/uploads/1/3/0/4/130435589/mojikep_biwekefuxufuz_riwufiwimenuke_weluredem.pdf
    • http://savelma.com/uploads/1/3/0/6/130605338/kuwagowikavipa-masugunapudev-jonanotag-rusurasovofu.pdf
    • http://5pointauto.com/uploads/1/3/0/8/130813899/130813899.html#que+son+los+accidentes+laborales+pdf

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000105b.bin
b23209d1e9771fd8b4673f4142cd55b775c08b93ed10f9ac673b036f35abfa6c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x105B 8760 bytes

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