MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF document contains a lure related to learning English, but its primary function is to redirect the user to a malicious URL hosted on ttraff.com. This is supported by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic firing. The PDF also contains a large number of external links, many pointing to Shopify domains, which is indicative of a link farm for SEO manipulation or distributing malicious content. The ML_NYX_PDF_MALICIOUS heuristic also strongly suggests malicious intent.
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=livre+pour+apprendre+l%2527+anglais+pdf
- http://files.stambroseparchment.com/uploads/1/3/1/4/131482886/38f4029d2379b9f.pdf
- http://files.biddislifestyleweddings.com/uploads/1/3/1/4/131407823/688318.pdf
- http://files.nhddenver.org/uploads/1/3/0/8/130814106/10989fe2cce2.pdf
- http://munud.mmakhaolak.com/uploads/1/3/0/8/130874422/1919941.pdf
- https://cdn.shopify.com/s/files/1/0432/0873/6928/files/rokunorovuwazorefonigari.pdf
- https://cdn.shopify.com/s/files/1/0431/7767/2868/files/anna_karenina_full_book.pdf
- https://cdn.shopify.com/s/files/1/0434/7399/3890/files/67216568393.pdf
- https://cdn.shopify.com/s/files/1/0435/9516/9950/files/mekanisme_parestesia.pdf
- https://cdn.shopify.com/s/files/1/0427/9812/1119/files/goxosilevenawi.pdf
- https://cdn.shopify.com/s/files/1/0440/9258/8184/files/kolejawek.pdf
- https://cdn.shopify.com/s/files/1/0430/7451/9194/files/8216863717.pdf
- https://cdn.shopify.com/s/files/1/0434/4958/1724/files/48157210667.pdf
- https://cdn.shopify.com/s/files/1/0438/7602/4475/files/52381788086.pdf
- https://cdn.shopify.com/s/files/1/0454/8116/4950/files/carian_cole_torn_espaol.pdf
- https://cdn.shopify.com/s/files/1/0433/2892/9945/files/dopupobuvumewazikinofixur.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_off00007ad6.binae13fead032f8f644a2be19d0be0c1bff30c11e1b97d0beeed2ce8914dc8ec0d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AD6 | 5244 bytes |
font_01_sfnt_off00008ccd.bin3bcda30e93cae8e0f35f8f56decfafa43d2ab9119474ddcdfe2faa9486bb9b0a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8CCD | 12240 bytes |
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