MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a deceptive link disguised as a search result for a popular audiobook. This link redirects to the URL 'https://ttraff.ru/wix?keyword=harry+potter+stephen+fry+audiobook+m', which is flagged as a malicious redirector. The document also contains a large number of links to other PDFs, suggesting a link farm or SEO manipulation tactic. The ML classifier strongly indicates 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.ru/wix?keyword=harry+potter+stephen+fry+audiobook+m
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/086daf_ae5669fe57fd4423ab7e93668000a26f.pdf
- https://static.usrfiles.com/ugd/822ecd_551f9bc7c0944b1ebd9febd9786937da.pdf
- https://static.usrfiles.com/ugd/b8c837_d8010d0e50c94d93b985fc036080c50c.pdf
- https://cdn.shopify.com/s/files/1/0431/8344/0036/files/42525517952.pdf
- https://cdn.shopify.com/s/files/1/0430/4489/6925/files/betizamedutab.pdf
- https://cdn.shopify.com/s/files/1/0429/6451/7023/files/certified_beer_server_cheat_sheet.pdf
- https://static.usrfiles.com/ugd/b8c837_b0869b92a508407a95528e431fe236b3.pdf
- https://static.usrfiles.com/ugd/bdeb4c_2a9982e0c2fa4584b7b06a0151f6059c.pdf
- https://static.usrfiles.com/ugd/1c8c6c_ef31067201b34c14a10bf04e7a69ee11.pdf
- https://static.usrfiles.com/ugd/e3ff21_d0b0a4013e1347eeb3875d0e3ec1c893.pdf
- https://static.usrfiles.com/ugd/7dd30d_d284fa5000814a2aa25fae652b3a51bb.pdf
- https://cdn.shopify.com/s/files/1/0434/9159/0308/files/82415961195.pdf
- https://cdn.shopify.com/s/files/1/0434/2746/3324/files/18646715802.pdf
- https://cdn.shopify.com/s/files/1/0429/5147/5351/files/rovaxinunemudeb.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_off00006050.bin6cac2773a01365ffbcca53a9083d31602a7c90062ef82d304aaf3af9e459c3db |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6050 | 5516 bytes |
font_01_sfnt_off000072e1.bina710224135b5d4280f71d59d0d6f76b0ca7ccbae1b311d20d9d247125e8c4948 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72E1 | 10360 bytes |
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