MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a prominent link disguised as a search result for free sheet music, which redirects to a malicious URL. This technique is commonly used for phishing or malware distribution. The ML classifier strongly indicated maliciousness, and the PDF structure itself contains a large number of external links, suggesting a link farm for SEO manipulation or traffic 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.club/wix?keyword=true+colors+sheet+music+free
- https://cdn.shopify.com/s/files/1/0431/8570/1019/files/madupupikotov.pdf
- https://cdn.shopify.com/s/files/1/0436/9920/8346/files/convertir_de_a_word_nitro_gratis.pdf
- https://cdn.shopify.com/s/files/1/0434/3683/4968/files/jelegaxilonizawagujivab.pdf
- https://cdn.shopify.com/s/files/1/0430/4466/7553/files/ansiedad_estres_y_deporte_sara_marquez.pdf
- https://cdn.shopify.com/s/files/1/0437/7044/5975/files/susevoponowizesakejit.pdf
- https://cdn.shopify.com/s/files/1/0429/8588/1759/files/lagu_baek_yerin_across_the_universe.pdf
- https://cdn.shopify.com/s/files/1/0429/8866/7034/files/ranegobifisuxafilalaw.pdf
- https://cdn.shopify.com/s/files/1/0428/9062/5191/files/44852681515.pdf
- https://cdn.shopify.com/s/files/1/0433/0940/0214/files/10663101389.pdf
- https://cdn.shopify.com/s/files/1/0433/4193/8856/files/pearson_anatomy_coloring_book.pdf
- https://cdn.shopify.com/s/files/1/0432/4887/7736/files/98947395177.pdf
- https://static.usrfiles.com/ugd/b8c837_da74cf5d45ab41b8ba8732aa2e56ac45.pdf
- https://static.usrfiles.com/ugd/b8c837_b34d500d95844267aa7a0fb2f1b9653a.pdf
- https://static.usrfiles.com/ugd/b8c837_a832a50151e8428ca01710cdf281340c.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007885.bin8c117e4d83b79aa973c7a594df1b2440604cf8b30387f4bf6b0bf7f6ec7e6437 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7885 | 4860 bytes |
font_01_sfnt_off000088e6.binabb5959e06bce10def0e4bf2c5ac274da68605bff9d958e66c019b525a5a6b02 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x88E6 | 10156 bytes |
font_02_sfnt_off0000abef.bin84650fe671c70ac66f3af0994468c9b9feb42d01905b0f030d5781e095ef8e52 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xABEF | 16100 bytes |
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