MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file contains a large number of external links, many of which point to PDF files hosted on various domains, including Shopify. One prominent URL, https://ttraff.ru/pify?keyword=gypsy+jazz+arpeggio+book+pdf, is identified as a malicious redirector. The ML classifier also strongly flagged this PDF as malicious. The primary function appears to be acting as a link farm to distribute traffic to potentially harmful sites.
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.ru/pify?keyword=gypsy+jazz+arpeggio+book+pdf
- http://files.inspiredcreationsbysky.com/uploads/1/3/0/7/130739043/8262951.pdf
- http://saloletem.movimentomarianobetania.org/uploads/1/3/0/7/130739275/d597a34aa5b.pdf
- http://waxot.countrylucklife.com/uploads/1/3/2/3/132303382/momobisej-tomorete-fovad-mufimile.pdf
- http://files.islandcitypublishing.com/uploads/1/3/0/7/130776327/monidel.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0427/8163/8812/files/31150696497.pdf
- https://cdn.shopify.com/s/files/1/0432/1139/1135/files/75084113861.pdf
- https://cdn.shopify.com/s/files/1/0430/3929/3589/files/86424884958.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/4780083199.pdf
- https://cdn.shopify.com/s/files/1/0427/5778/3718/files/82158134389.pdf
- https://cdn.shopify.com/s/files/1/0428/1561/9239/files/lomeverusifuxufo.pdf
- https://cdn.shopify.com/s/files/1/0432/7515/7670/files/92227925825.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/gumuwajufutoz.pdf
- https://cdn.shopify.com/s/files/1/0432/4448/6811/files/guravekizatuzumonuw.pdf
- https://cdn.shopify.com/s/files/1/0435/5719/1843/files/metaphysical_conceit_in_the_canonization.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_off000057ed.bin3c254f56ce907fa93b9870a1fd4295974274f48c504614d6db026330a76604fc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x57ED | 5640 bytes |
font_01_sfnt_off00006b4c.bin9e641a40e4748c349fa60af25bcd650138b5a40b0a9ffed9255a24a72e765a98 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B4C | 9900 bytes |
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