MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many pointing to Shopify domains hosting other PDFs, suggesting a link farm for SEO manipulation. One prominent link directs to a known malicious redirector at 'ttraff.com', which is likely used to obscure the final malicious destination. 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.com/pify?keyword=allan+kardec+pdf+livros
- http://wefoduf.kidsmusicbyclaire.com/uploads/1/3/0/7/130775666/zoserufo.pdf
- http://files.nehosta.org/uploads/1/3/1/8/131871698/kokajotejizelup.pdf
- http://files.mastermindandbrain.com/uploads/1/3/1/4/131406086/wubix.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/2480/0154/files/dajinu.pdf
- https://cdn.shopify.com/s/files/1/0427/6705/7063/files/fawosazo.pdf
- https://cdn.shopify.com/s/files/1/0428/2092/7655/files/tibonedutasataxe.pdf
- https://cdn.shopify.com/s/files/1/0433/8686/3783/files/ravilel.pdf
- https://cdn.shopify.com/s/files/1/0427/7701/8524/files/74167571461.pdf
- https://cdn.shopify.com/s/files/1/0434/1858/3192/files/86935497876.pdf
- https://cdn.shopify.com/s/files/1/0433/3463/1579/files/marazikomepekirinojoba.pdf
- https://cdn.shopify.com/s/files/1/0431/6640/0673/files/mabazabiv.pdf
- https://cdn.shopify.com/s/files/1/0437/3915/2535/files/42447825375.pdf
- https://cdn.shopify.com/s/files/1/0429/9508/9559/files/domelom.pdf
- https://cdn.shopify.com/s/files/1/0431/3966/1981/files/bangla_comic_books_free_download.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_off000066a9.bin31095d6775e59b77fdee2c4d910951c9431e64f383747861fee2a8f2f5050f3c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66A9 | 5264 bytes |
font_01_sfnt_off0000789b.bin422391b19e343b333286ea10f0346007057e289fa5b0e129670845154f1716df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x789B | 9896 bytes |
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