MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector service, suggesting a link farm or phishing lure. The primary redirector URL is 'https://ttraff.ru/pify?keyword=career+opportunities+in+biotechnology+and+drug+development+pdf', which is flagged as malicious. The document body, though heavily obfuscated, contains this URL and other Shopify links, indicating a likely attempt to drive traffic to malicious infrastructure under the guise of providing career information.
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.ru/pify?keyword=career+opportunities+in+biotechnology+and+drug+development+pdf In PDF document text
- http://files.fuseplus.com/uploads/1/3/0/8/130813887/pixulafojukefedele.pdfIn PDF document text
- http://files.rivermenrodandgunclub.com/uploads/1/3/2/3/132302973/nomegariwutok-wibiwu-visinatixubuj-sojimuta.pdfIn PDF document text
- http://files.princetondogtrainingclub.com/uploads/1/3/2/6/132695586/5736632.pdfIn PDF document text
- http://files.camelliacharlesjewelry.com/uploads/1/3/1/3/131381288/24c0721.pdfIn PDF document text
- http://files.regalbakeryusa.com/uploads/1/3/0/8/130813992/ginavakada.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/1/0430/5489/1161/files/jolly_roger_bl2.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0290/4222/files/powazo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7441/2949/files/mythical_creatures_list_a_z.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/6978/2693/files/jukifemorebivojejupu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0681/1560/files/risetirowulikaketevot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3958/0575/files/83970219920.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7102/0957/files/sefunawa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9413/8268/files/annotated_bibliography_apa_example.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8610/9086/files/15836032149.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5438/3782/files/fipevinuxusozusilutu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4963/2412/files/fapovalonilogabusotix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3844/8548/files/nijil.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_off00006669.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6669 | 5776 bytes |
SHA-256: cf32ecf613ce711228bc5915ed05267628426cb168dc8de03f4b36cd021c88f0 |
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font_01_sfnt_off000079ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79EF | 10924 bytes |
SHA-256: 00104b92535cd678a6ed9ea43c4b73b03e2af446784d2a937a78d8c65dedaea9 |
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font_02_sfnt_off00009f63.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9F63 | 16060 bytes |
SHA-256: d7dbcefd5a9d087f9dbd48d87e5b82950a900fa0f666d4a1f78598b818f3f613 |
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