MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link that redirects to a known malicious infrastructure, indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=healthcare+administration+and+management+pdf', suggesting a phishing or redirection attempt. The PDF_SEO_LINK_FARM heuristic further indicates a large number of external links, many hosted on cdn.shopify.com, which are likely part of a link farm to improve search engine ranking for 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.cc/pify?keyword=healthcare+administration+and+management+pdf In PDF document text
- http://files.fbcpas.net/uploads/1/3/1/6/131606762/6f47e.pdfIn PDF document text
- http://files.fenestraglazing.co.uk/uploads/1/3/0/8/130874210/noseg_kozorafat.pdfIn PDF document text
- http://fajogoji.bulldogcleaningandrestoration.com/uploads/1/3/1/6/131607163/metulazafejavix-xinemoduvi.pdfIn PDF document text
- http://files.pslhsband.com/uploads/1/3/1/4/131454304/nokikexizetibod.pdfIn PDF document text
- http://files.pawsrehab.net/uploads/1/3/0/8/130873958/suvatagetage_pukuzena_ziwikodo.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/1/0432/6657/2443/files/babosikivuloni.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/3196/2535/files/debimapopubavikid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0179/1132/files/amazon_kindle_fire_hd_10_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2287/5797/files/64717584995.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1630/6344/files/zukarixojojuse.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6258/1658/files/bridges_in_mathematics_kindergarten.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5225/3863/files/74471728980.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9028/0609/files/70039864401.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4452/7511/files/labejif.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/2275/1643/files/56017989410.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2269/6096/files/juzezusipur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2356/3925/files/nivuviduwobok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/32808714247.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3596/7143/files/59415456936.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6238/6079/files/58570358255.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_off0000753f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x753F | 5528 bytes |
SHA-256: 04369b4ae475a27cf21312b68eead629d42e3c7bb3cce4877e962527a06699c8 |
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font_01_sfnt_off000087dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87DC | 10240 bytes |
SHA-256: 0b4841da490b3181ead0480beb37027ad109e656b9220e53d6764becb97d49c8 |
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