MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though partially garbled, includes the title 'Concepts of mass in contemporary physics and philosophy pdf' and a URL that appears to be part of a link farm designed to lure users. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is used for malicious redirection.
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=concepts+of+mass+in+contemporary+physics+and+philosophy+pdf
- http://files.forestchi.co.uk/uploads/1/3/0/7/130738978/sukogewa-mimefakalusu.pdf
- http://files.mtspokaneband.com/uploads/1/3/1/4/131405977/33f6b2d93932.pdf
- http://files.merakicolour.com/uploads/1/3/1/4/131407194/mowolitegituw.pdf
- https://cdn.shopify.com/s/files/1/0433/3718/7493/files/wubij.pdf
- https://cdn.shopify.com/s/files/1/0438/4748/3552/files/26797669021.pdf
- https://cdn.shopify.com/s/files/1/0435/3461/4688/files/podagidokozelemew.pdf
- https://cdn.shopify.com/s/files/1/0438/6983/1323/files/boule_de_suif_francais.pdf
- https://cdn.shopify.com/s/files/1/0435/4077/5064/files/39163175472.pdf
- https://cdn.shopify.com/s/files/1/0430/7219/2669/files/from_uncertainty_to_uncertainty.pdf
- https://cdn.shopify.com/s/files/1/0430/8143/3242/files/moto_360_manual.pdf
- https://cdn.shopify.com/s/files/1/0429/4184/1571/files/30532454014.pdf
- https://cdn.shopify.com/s/files/1/0428/5258/1542/files/32088499879.pdf
- https://cdn.shopify.com/s/files/1/0431/2884/8538/files/differential_calculus_book_arihant.pdf
- https://cdn.shopify.com/s/files/1/0435/2249/0528/files/heel_spur_treatment.pdf
- https://cdn.shopify.com/s/files/1/0431/5784/8224/files/65473021692.pdf
- https://cdn.shopify.com/s/files/1/0431/5804/4823/files/baliwuduzewara.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_off00006bfc.bined4ec07529b125ef61c8e9eb18017d8a69099f2d0eb849b74bfb66f8db2caa76 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BFC | 5404 bytes |
font_01_sfnt_off00007e28.bin090b1b1c1995c8a1b39f536154a74d69496e82ca92ba4ba3138d001a3d5731dd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E28 | 9720 bytes |
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