MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
This PDF document exhibits malicious behavior by hosting a large number of external links, many of which point to a redirector service known to distribute malware. The primary malicious link identified is https://ttraff.cc/pify?keyword=risorgimento+italiano+pdf, which is a known malicious redirector. The document's structure and the sheer volume of outbound links suggest a link farm or SEO poisoning tactic to distribute malicious content. No scripts were extracted from this sample.
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/pify?keyword=risorgimento+italiano+pdf In PDF document text
- http://files.estherica.com/uploads/1/3/2/6/132682819/69e77d1a3a35994.pdfIn PDF document text
- http://files.orangeeducationfoundation.org/uploads/1/3/0/7/130738596/469c18fc62f2.pdfIn PDF document text
- http://files.danamannpropertymanagement.com/uploads/1/3/1/3/131384771/5d72312eaf77.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://nuzipaxode.files.wordpress.com/2020/06/21807461408.pdfIn PDF document text
- https://kolirabo.files.wordpress.com/2020/07/ludixizozipeb.pdfIn PDF document text
- https://pamuxeb.files.wordpress.com/2020/06/gusax.pdfIn PDF document text
- https://vikezepe379027054.files.wordpress.com/2020/06/4997061095.pdfIn PDF document text
- https://bigoxufogir.files.wordpress.com/2020/06/18477687988.pdfIn PDF document text
- https://zogivuse.files.wordpress.com/2020/06/wenadikotatugiwejakuki.pdfIn PDF document text
- https://zefowazativu.files.wordpress.com/2020/06/89827103081.pdfIn PDF document text
- https://wijulibo.files.wordpress.com/2020/07/24393851097.pdfIn PDF document text
- https://folaredatar.files.wordpress.com/2020/06/87677456623.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mekokagowofulagifofid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5346/6271/files/ludilawasajirufuteda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8725/0087/files/rugozajajiwolaberu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/19941062624.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8980/3941/files/zozozanojisedegibuxola.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/65760981278.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xifenawapuvesuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0361/7173/files/nuvezopovuja.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/58097506778.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/30812088679.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_off000061d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61D1 | 5156 bytes |
SHA-256: cceca753432490146f44c709135a9b23026f2be95a83fe972438417c4378e2c0 |
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font_01_sfnt_off00007344.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7344 | 10740 bytes |
SHA-256: be2f953770c30feed99df7ed09e9330fa23b3cbadbdcd96599d72109b3e14072 |
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