MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a large number of embedded links, many of which point to external PDF files hosted on various domains, including a significant number on cdn.shopify.com. One of the embedded URLs, 'https://ttraff.cc/pify?keyword=augusto+roa+bastos+el+baldio+pdf', is flagged as a known malicious redirector. The document body, though heavily obfuscated, contains this malicious URL, suggesting the primary intent is to redirect users to malicious infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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.cc/pify?keyword=augusto+roa+bastos+el+baldio+pdf In PDF document text
- http://files.shsmusic.org/uploads/1/3/1/4/131453256/maxijekoxo-sababusexesi-xorizipijo-ganokamede.pdfIn PDF document text
- http://xubuk.southribble-greatwar.com/uploads/1/3/0/8/130874254/d4e9e3e25.pdfIn PDF document text
- http://files.triumvirateartists.com/uploads/1/3/1/3/131381374/f89e89f240d32.pdfIn PDF document text
- http://files.fisherpoets.org/uploads/1/3/1/1/131164399/362f898f098bc.pdfIn PDF document text
- http://files.hosannadance.com/uploads/1/3/1/3/131380547/6792064.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9158/3391/files/warhammer_40k_rulebook_7th.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7764/0092/files/60856100333.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0304/3230/files/58410986972.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7905/7056/files/ladiwuripoduvog.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4294/6715/files/69432313770.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3262/5831/files/mcdougal_littell_algebra_1_practice_workbook.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1437/9930/files/galactic_civilizations_2_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0197/0837/files/vudixu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4586/1014/files/2453374382.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6550/0060/files/xufado.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3559/8758/files/93368881298.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2558/7609/files/97960558471.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7015/3113/files/pusibotemijibekimobo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/4126/5566/files/56226111168.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5843/8039/files/85286285305.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b928.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB928 | 5336 bytes |
SHA-256: f7041e2d0f3c3c324c8742bc9c3eae1ad7da0163f708f2074c7a3ed981a1464f |
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font_01_sfnt_off0000cb53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB53 | 11076 bytes |
SHA-256: 2adf5ee4cdb9a719f8bc296fb1d2f631a828d0f6058c688083ab35e003bba9d1 |
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