MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a large number of embedded links, many of which point to a redirector service (ttraff.com) that is known to host malicious content. This suggests an attempt to lure users to malicious websites, likely for phishing or malware distribution. The presence of a link farm and SEO-optimized PDF names further indicates a coordinated effort to attract victims.
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.com/pify?keyword=faa+far+aim+pdf+download In PDF document text
- http://files.kelownaplumbingsolutions.com/uploads/1/3/1/3/131398156/vudejinu-kedav-benosagulita.pdfIn PDF document text
- http://files.magnusaircraftinc.com/uploads/1/3/1/3/131380841/juduw_lixobe_fazulo.pdfIn PDF document text
- http://files.cafegratituderecoverystore.com/uploads/1/3/2/7/132741029/3757053.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2650/5118/files/gibesibipugumov.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/sosivizugepu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6418/0390/files/ginuvabakugi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1664/0917/files/abecedario_para_imprimir_tamao_carta.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8080/0674/files/peter_drucker_livros.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9386/8187/files/3755333278.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4029/1486/files/nc_d-_400_instructions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3009/3728/files/types_of_essential_oils_and_their_uses.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3001/8210/files/59636328863.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7346/9597/files/sagefewagipejaretona.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9334/3912/files/245986050.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2458/7679/files/37602166539.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004946.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4946 | 5056 bytes |
SHA-256: 0e624cad9e018ee6226b188746596e8c4b7a7ee26c5a8ed0e8b8be0fe8e08c89 |
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font_01_sfnt_off00005a76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A76 | 9796 bytes |
SHA-256: 571f90ee0788b0d1bae53c5d8fc6542821a7d9798e95c63bbd487946f4abccda |
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font_02_sfnt_off00007c37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C37 | 16060 bytes |
SHA-256: d7dbcefd5a9d087f9dbd48d87e5b82950a900fa0f666d4a1f78598b818f3f613 |
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