MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, also contains the same malicious URL and a large number of links pointing to Shopify-hosted PDFs, suggesting a link farm or SEO poisoning tactic. The ML classifier also strongly indicated 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=fibrocartilage+callus+formation+meaning
- http://files.nunavutlearning.com/uploads/1/3/1/4/131453156/5a4a63f876.pdf
- http://lixefeb.teresasthriftytreasures.com/uploads/1/3/1/4/131405927/1105c50baab62.pdf
- http://bokivibur.candiceblount.com/uploads/1/3/1/3/131382406/raviwozilidonup.pdf
- http://sagusa.petebarryspiritualmedium.co.uk/uploads/1/3/1/4/131408899/vonivide.pdf
- http://sininox.keahisoccerclub.org/uploads/1/3/0/9/130969959/zezasezefenoz.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/8642/0893/files/vevasifudezunez.pdf
- https://cdn.shopify.com/s/files/1/0431/8098/2429/files/85510120955.pdf
- https://cdn.shopify.com/s/files/1/0430/3483/7149/files/curse_of_strahd_player_s_guide.pdf
- https://cdn.shopify.com/s/files/1/0433/2758/6457/files/86070358410.pdf
- https://cdn.shopify.com/s/files/1/0463/4653/5073/files/chander_pahar_film_free.pdf
- https://cdn.shopify.com/s/files/1/0431/8763/4338/files/49592640104.pdf
- https://cdn.shopify.com/s/files/1/0440/3603/0614/files/23096942802.pdf
- https://cdn.shopify.com/s/files/1/0429/8558/6849/files/lijopujiwofaruranubufax.pdf
- https://cdn.shopify.com/s/files/1/0440/6145/8582/files/sejezotizeliruxe.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/41718344304.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000083f3.bind8ea526ed747e85a8973ae9588f4dbbaec502f6d4302eff73eb4e1d0266d3c5a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x83F3 | 5296 bytes |
font_01_sfnt_off000095db.binbd8dbeced54954c65c5434376ab4e6b0d5f7ec7a8f1c267e03ee50cc2d7ef982 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x95DB | 10156 bytes |
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