MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document contains a large number of external links, many of which point to PDF files hosted on Shopify. One prominent link, disguised as "simple piano sheet music christmas", redirects to a known malicious redirector. The document's structure and the presence of numerous links suggest an attempt to create a link farm or to direct users to malicious content.
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.com/pify?keyword=simple+piano+sheet+music+christmas
- http://ziporateb.jodiunruh.com/uploads/1/3/0/8/130814328/639810.pdf
- http://files.gracespringhill.com/uploads/1/3/1/4/131438282/9291000.pdf
- http://files.jbpaoletti.com/uploads/1/3/2/6/132682585/zutikegidisut_sapetu_faduzununapugu.pdf
- http://files.mka-remix.com/uploads/1/3/1/3/131398372/wutubinu_nevuzeparuxuvi_mimubomof.pdf
- https://musescor
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0427/7446/2631/files/katedewiw.pdf
- https://cdn.shopify.com/s/files/1/0437/0841/6168/files/fdd_agile_methodology.pdf
- https://cdn.shopify.com/s/files/1/0437/6710/3645/files/35889646232.pdf
- https://cdn.shopify.com/s/files/1/0428/5900/4070/files/70148992138.pdf
- https://cdn.shopify.com/s/files/1/0437/8702/6590/files/karen_blixen_out_of_africa.pdf
- https://cdn.shopify.com/s/files/1/0430/1943/6185/files/doxabeluvabipitilileleg.pdf
- https://cdn.shopify.com/s/files/1/0429/2355/7030/files/allan_quatermain_bangla.pdf
- https://cdn.shopify.com/s/files/1/0430/7995/8679/files/31877555856.pdf
- https://cdn.shopify.com/s/files/1/0428/2109/1484/files/67526175453.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vuzodatusowajukekef.pdf
- https://cdn.shopify.com/s/files/1/0437/2994/4730/files/antiulcer_activity_of_medicinal_plants.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_off00005539.bin85ab98ac97f39759c7fbda26c9ad8178cccbe760518bbce631f670efc5091872 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5539 | 5276 bytes |
font_01_sfnt_off000066ef.bin3f04364ce0e781782b575a690cf00484eb339c7b332da04a804cd9758877e751 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66EF | 14660 bytes |
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