MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.cc/pify?keyword=cheddar+gorge+walk+pdf'. This URL is likely intended to redirect the user to a malicious site. The PDF also contains a large number of external links, many hosted on Shopify, which is flagged as a link farm. The ML classifier strongly indicates maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=cheddar+gorge+walk+pdf
- http://files.southavenzetas1920.org/uploads/1/3/1/3/131384229/zaxumawadebogubazona.pdf
- http://files.healingsunenergetics.com/uploads/1/3/0/8/130874134/lakebugi_juxovilit.pdf
- http://files.lovethecloset.com/uploads/1/3/1/3/131381003/6576183.pdf
- http://files.blmslibrary.org/uploads/1/3/1/6/131606644/ebdfe5.pdf
- https://cdn.shopify.com/s/files/1/0427/6341/9815/files/sefatipijifawenademu.pdf
- https://cdn.shopify.com/s/files/1/0430/7006/2754/files/14617447709.pdf
- https://cdn.shopify.com/s/files/1/0436/0817/8850/files/tegiji.pdf
- https://cdn.shopify.com/s/files/1/0429/2273/7830/files/fovad.pdf
- https://cdn.shopify.com/s/files/1/0432/8561/0654/files/5334736037.pdf
- https://cdn.shopify.com/s/files/1/0432/7833/6165/files/zodevimepebapowufekolezoz.pdf
- https://cdn.shopify.com/s/files/1/0438/1927/0301/files/nobejetin.pdf
- https://cdn.shopify.com/s/files/1/0427/6705/7063/files/gupox.pdf
- https://cdn.shopify.com/s/files/1/0433/9436/7644/files/81206520404.pdf
- https://cdn.shopify.com/s/files/1/0432/2436/7262/files/best_reader_app_for_iphone.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000087f6.bin7955abc156268d0aa9f05d49662741eb73bdb4b57aefd81f8149c588cfd0a5f8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87F6 | 5184 bytes |
font_01_sfnt_off000099a4.bine08fe01d6acc6f6c47837050539502b29e6cf56129d10ae9ec314367c7f03ca1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x99A4 | 10352 bytes |
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