MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a critical heuristic firing for a malicious redirector link, directing users to 'https://ttraff.link/pify?keyword=soluciones+isotonicas+uso+clinico'. Additionally, it exhibits characteristics of a PDF link farm, embedding numerous external PDF links, with the first identified as 'https://cdn.shopify.com/s/files/1/0430/6026/5117/files/tanoduzolexilaneb.pdf'. The document body contains obfuscated text and the identified URLs, suggesting a social engineering attempt to redirect users to potentially malicious content.
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.link/pify?keyword=soluciones+isotonicas+uso+clinico In PDF document text
- http://files.theradiancerefinery.com/uploads/1/3/1/4/131406114/16ce54215.pdfIn PDF document text
- http://files.lingpuisze.com/uploads/1/3/1/6/131606165/4296724.pdfIn PDF document text
- http://files.sampevclt.org/uploads/1/3/1/3/131380440/mikaluges-rokixegedobuloj-leneg.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0430/6026/5117/files/tanoduzolexilaneb.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1020/3556/files/wowibunilolidogawolaj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0479/5800/files/xotevos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1143/2867/files/26681715208.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7028/3173/files/cfa_level_2_mock_exam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5965/9420/files/mozoraxupivevepa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5317/0339/files/cuento_de_peter_pan_en_ingles.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0452/0253/8647/files/86113484717.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/8238/9406/files/chaldean_numerology_book.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006c22.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C22 | 4680 bytes |
SHA-256: 2be888a6ff2acc0897678333dbdc8a2911bd42b371d8ea475218da84cf358f97 |
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font_01_sfnt_off00007c09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C09 | 11212 bytes |
SHA-256: beebb2647b254e64ff46f722d3ca4dd6dcfa2cd0663e8becbd0f2638bb9c859a |
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font_02_sfnt_off0000a0d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA0D1 | 16076 bytes |
SHA-256: ee989ca3c01167a929a766065888a0399def1744bbc45a0f6c3b11f69e640321 |
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font_03_sfnt_off0000b57b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB57B | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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