MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for PDF_MALICIOUS_REDIRECTOR_LINK, indicating it directs users to malicious infrastructure. The document body, though heavily obfuscated, contains the URL https://ttraff.cc/pify?keyword=ecological+species+concept+pdf, which is also listed as a malicious redirector. The PDF_SEO_LINK_FARM heuristic suggests the document is part of a link farm designed to improve search engine rankings, likely to distribute 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=ecological+species+concept+pdf In PDF document text
- http://files.saintjosephscatholicchurch.org/uploads/1/3/2/6/132682404/91a8874c02.pdfIn PDF document text
- http://disapavud.topchoiceinspectors.com/uploads/1/3/2/6/132681342/9783342.pdfIn PDF document text
- http://tonun.bennettclansculpture.com/uploads/1/3/1/0/131070420/wekixalamowi.pdfIn PDF document text
- http://bopidi.ninthdistrictdems.com/uploads/1/3/1/4/131406202/dosurafaboginogula.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/1/0437/4996/5985/files/kesojijaloxijariv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3464/8474/files/mtgo_daily_results.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5670/9288/files/82118852329.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8570/8953/files/9820020863.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8996/1884/files/55321605320.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2884/8538/files/essentials_of_investments_9th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7096/3350/files/18514420709.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2550/6208/files/xefasul.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9226/2560/files/xutugevezekemug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1903/5033/files/53460134803.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6103/2598/files/33748634271.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2732/3301/files/hydraulic_accumulator_nptel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/26225030347.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7749/3146/files/calistenia_y_street_workout.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_off0000a10a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA10A | 5184 bytes |
SHA-256: bbc3def1686749f27f7dbbb6feead808ce26a20ad2a45beb8928701458ea1578 |
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font_01_sfnt_off0000b2c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB2C3 | 10316 bytes |
SHA-256: 502855df2c186b298447b8e8bca22e48ebdcbf4e4e03559fda14fe0d592aaacf |
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