MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing indicating it links to a known malicious redirector. The document body, though heavily obfuscated, contains a URL that matches the redirector heuristic. The presence of numerous external links, many pointing to benign Shopify domains, suggests a link farm SEO technique to obscure the malicious redirector. 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.com/pify?keyword=ancient+greek+and+roman+architecture+pdf In PDF document text
- http://files.lostlakefarmllc.com/uploads/1/3/2/6/132695574/vitum.pdfIn PDF document text
- http://files.sweetashoneyvinylcreations.com/uploads/1/3/1/6/131606343/4750951.pdfIn PDF document text
- http://files.bishopgradykofc.org/uploads/1/3/0/7/130739871/sukalinowaxefibo.pdfIn PDF document text
- http://files.thecyberblock.com/uploads/1/3/0/9/130969166/6223604a.pdfIn PDF document text
- http://files.benedictnnolim.com/uploads/1/3/0/8/130874026/6207320097.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/1/0434/4872/9766/files/japanese_numbers_hiragana.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6110/9155/files/88242996205.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5770/9210/files/book_cafe_business_plan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6855/5415/files/lesekajolabika.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nudukesobiji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4692/0615/files/bukizudejelawoxoraleze.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3237/0584/files/sotukorajiwiladu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6275/4461/files/69577643683.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0935/1578/files/93757408639.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3838/3007/files/37544786026.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5432/6179/files/kefufesapupagumanurixi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6666/1800/files/56816645420.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/98223768302.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3187/1139/files/english_phonetics_and_phonology_test.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00016598.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16598 | 5292 bytes |
SHA-256: 263921b77d2b78e07aeccb9c5eff804f261cbeb84f399a166713514b782f4e43 |
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font_01_sfnt_off00017768.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17768 | 10144 bytes |
SHA-256: 08fbbd45a78d11f4f57b0136ea5dea25f4ced379bdc7be2ed626e21eea8cef8b |
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font_02_sfnt_off00019a4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19A4B | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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