MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a large number of embedded links, many of which point to SEO-spam PDF hosting sites. One critical heuristic identified a link to a known malicious redirector, https://ttraff.cc/wb?keyword=national%20geographic%20magazine%20arabic%20pdf, suggesting an attempt to direct users to malicious content. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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 https://ttraff.cc/wb?keyword=national%20geographic%20magazine%20arabic%20pdf In PDF document text
- http://files.janetfergusonauthor.com/uploads/1/3/2/7/132740256/9304291.pdfIn PDF document text
- http://files.maxiesknitwear.com/uploads/1/3/0/7/130775268/1215208.pdfIn PDF document text
- http://files.stjohnshighlegh.org/uploads/1/3/1/3/131398046/netamelo_viwalalu_pawub_pabaru.pdfIn PDF document text
- http://files.homeschoolclick.com/uploads/1/3/2/6/132681264/waniriwejafeg.pdfIn PDF document text
- http://files.threeaineconsultancy.com/uploads/1/3/1/0/131070125/587526f65.pdfIn PDF document text
- http://files.keepanopenmind.net/uploads/1/3/0/8/130814642/354913.pdfIn PDF document text
- http://files.ptegppa.org/uploads/1/3/1/4/131454581/jefuved_falowejijozipan_jururuziwutenod.pdfIn PDF document text
- http://files.firstresponseland.com/uploads/1/3/0/9/130969048/6938680.pdfIn PDF document text
- http://files.benspanbock.net/uploads/1/3/0/7/130776575/2377934.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://mebanome.files.wordpress.com/2020/06/lozadovojixomix.pdfIn PDF document text
- https://wisalamom.files.wordpress.com/2020/07/10503322407.pdfIn PDF document text
- https://reriwepiri.files.wordpress.com/2020/06/likuwiseximizedowon.pdfIn PDF document text
- https://vudofuj.files.wordpress.com/2020/06/57156429572.pdfIn PDF document text
- https://jexoxaluk.files.wordpress.com/2020/06/dudufasewunevu.pdfIn PDF document text
- https://fasukugon.files.wordpress.com/2020/06/xapojewekopovixigapuw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/7082322425.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/23158701460.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wugituvunajobi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/50878135704.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/texirid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/jatud.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000a946.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA946 | 5340 bytes |
SHA-256: fc377676480c3f8c3deb913febc8746929422de49f4ca3461a7d2afb72d56127 |
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font_01_sfnt_off0000bb40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB40 | 10380 bytes |
SHA-256: 82c59626b9f519c611ea28b6c4ac477f3e348b23072857bb081ee33a27d934a4 |
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