MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to external PDFs hosted on various platforms, including disposable ones. The primary redirector URL, 'https://ggtraff.ru/wb?keyword=wuthering%20heights%20litcharts%20pdf', is flagged as malicious. This indicates a likely attempt to lure users to malicious content or to engage in SEO manipulation for malicious purposes.
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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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://ggtraff.ru/wb?keyword=wuthering%20heights%20litcharts%20pdf In PDF document text
- https://cdn-cms.f-static.net/uploads/4391317/normal_5f971328ab629.pdfIn PDF document text
- https://tedumuwoke.weebly.com/uploads/1/3/1/3/131397970/6270435.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366364/normal_5f8fdaee6ee3a.pdfIn PDF document text
- https://xojerajap.weebly.com/uploads/1/3/1/3/131384359/zebapesuluboxaj.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366952/normal_5f8755fb0be2a.pdfIn PDF document text
- https://riragojefo.weebly.com/uploads/1/3/1/8/131857115/9530c843211.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4374185/normal_5f8c9d61d1b9b.pdfIn PDF document text
- https://juzomewe.weebly.com/uploads/1/3/4/3/134350864/4274632.pdfIn PDF document text
- https://towotoguwulij.weebly.com/uploads/1/3/4/4/134482006/rolalo_lakupefokuvo_sukakuje.pdfIn PDF document text
- https://gukaguse.weebly.com/uploads/1/3/1/3/131398473/506c5e.pdfIn PDF document text
- https://pumewigegokofav.weebly.com/uploads/1/3/4/3/134317234/zojimagerowij.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4404313/normal_5f96779e97e26.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/1/0499/8935/3622/files/97543553079.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0837a8ae-80c6-4a09-a652-b809a89dd301/88978744902.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0266/9789/2031/files/buwavovukozifuwin.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e785f788-cf83-4e2e-9426-2adf96096d66/tefeduf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0487/9849/8981/files/port_washington_high_school_phone_number.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6b545d39-bd45-4ee3-9607-7370ce3dc9d7/jakesatudavosakejifesuki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1290/5370/files/4682688334.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/83f98b66-cfe1-4ed5-b910-da7981b9d8a0/71782898033.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c84ce1f4-90d4-4978-8fa6-29f6046ca122/lagala.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/71f89003-e4f8-494b-ba65-701e99564b73/96158819208.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b2ee93a7-77aa-4c2a-855e-036149f374be/sacrificing_families_abrego.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/036aacab-6f41-4cba-88ee-4fd938e249ad/19844955971.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_off00007215.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7215 | 5432 bytes |
SHA-256: f715eb10aa2db5192bb7b2d98995c6c1221e571c6a30894f6590c0d0d551b881 |
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font_01_sfnt_off0000849e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x849E | 9952 bytes |
SHA-256: fd2ebbef5b4f48784c3747b429dd807ff28a49194c2f515a0628803c22cd6382 |
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