MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded URLs, with one specifically identified as a malicious redirector. The document body, though heavily obfuscated, appears to reference academic content, likely as a lure. The primary malicious URL is https://ttraff.com/wix?keyword=exercicios+sobre+a+independencia+do+haiti+e+america+espanhola+8+ano, which is linked to known malicious infrastructure. The PDF also hosts a large number of links to Shopify domains, many of which are likely part of a link farm to improve SEO for 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/wix?keyword=exercicios+sobre+a+independencia+do+haiti+e+america+espanhola+8+ano
- https://cdn.shopify.com/s/files/1/0433/9043/5495/files/isaac_albeniz_asturias_piano.pdf
- https://cdn.shopify.com/s/files/1/0429/3391/1705/files/51353086228.pdf
- https://cdn.shopify.com/s/files/1/0437/2309/6216/files/28682727010.pdf
- https://cdn.shopify.com/s/files/1/0437/7932/6110/files/welezuxojotipamotov.pdf
- https://cdn.shopify.com/s/files/1/0434/7792/6040/files/aceptacion_radical_gratis.pdf
- https://static.usrfiles.com/ugd/e6092c_4025a8157e674cb3bcd87a8777b7c6fa.pdf
- https://static.usrfiles.com/ugd/dfb5f8_52998d4549ce4d0faf0740593a0e660b.pdf
- https://static.usrfiles.com/ugd/4725f1_da5d0016708f48ccaab39711196e0c17.pdf
- https://cdn.shopify.com/s/files/1/0431/7108/6492/files/49492228060.pdf
- https://cdn.shopify.com/s/files/1/0433/9499/0231/files/lisakunem.pdf
- https://static.usrfiles.com/ugd/0d089b_5a3dacf754294277b81d7b5de24307d4.pdf
- https://static.usrfiles.com/ugd/c345b0_af8c65df8396451a9a74a7df5b8ecf57.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_off00005e3c.binb6a556578d0eaba61e1b0f4d9899de7eeb063e5e7662ceeb7003458912d43af1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E3C | 5672 bytes |
font_01_sfnt_off00007152.bin4f955246eebb3ff0b7c9438e7f70c672de97231ae422feb0e75ed87bca5cdb54 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7152 | 11440 bytes |
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