Malicious PDF — malware analysis report

Static analysis result for SHA-256 6302415d0569c618…

MALICIOUS

PDF

36.6 KB Authoring application: Serif PagePlus
MD5: 425aea8f7c23d39c4e099d8563e11bd4 SHA-1: 0c32cf03799f3bbc72f35cea9a62ba7ab4b0a361 SHA-256: 6302415d0569c618b1fbcf68a387eb76f8795f6fe84ad94cac7c6980e665f239
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1105 Ingress Tool Transfer

The PDF contains a large number of embedded external links, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or distributing further malware. The embedded URLs are the primary IOCs, pointing to potentially malicious PDF or HTML content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 3

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://anamplifiedlife.net/uploads/1/3/0/6/130603825/3001739.pdf
    • http://qigongfirenze.com/uploads/1/3/0/5/130545957/votuxifobex_sadinenobabe.pdf
    • http://myvisl.us/uploads/1/3/0/6/130621744/konotewug.pdf
    • http://oxolaxofix.com/uploads/1/3/0/4/130476516/9742695.pdf
    • http://decgallery.com/uploads/1/3/0/5/130588426/kumotiv.pdf
    • http://dreaconti.com/uploads/1/3/0/4/130488694/taxot-pixekunevez-wavugi-sufebijosozu.pdf
    • http://lapbandlosangeles.net/uploads/1/3/0/7/130739480/f7de9859f.pdf
    • http://disarmingdoomsday.com/uploads/1/3/0/6/130603676/130603676.html#uric+acid+normal+values+mmol%2Fl

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001175.bin
feedc3ab81f8949e39639a00aaaf06033af817a6af4929c98304f3715493060d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1175 8804 bytes

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