MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm designed to redirect users to malicious infrastructure, specifically targeting searches for 'Oxford advanced learner s dictionary of current english pdf'. The primary malicious URL identified is https://ttraff.ru/pify?keyword=oxford+advanced+learner+s+dictionary+of+current+english+pdf. This indicates a social engineering attempt to lure victims into clicking malicious links under the guise of providing a useful document. No scripts were extracted, limiting the analysis of direct payload execution.
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.ru/pify?keyword=oxford+advanced+learner+s+dictionary+of+current+english+pdf In PDF document text
- http://files.hokuloaoutrigger.com/uploads/1/3/1/4/131437576/webonumerum_nazedi_zuzewatejagopo.pdfIn PDF document text
- http://files.ayudaavivir.org.mx/uploads/1/3/1/4/131437157/bejobovadabodaw.pdfIn PDF document text
- http://telusiw.qksnd.com/uploads/1/3/1/4/131454012/kiniviza-meziburixenil.pdfIn PDF document text
- http://files.sidneyshelbychamber.com/uploads/1/3/2/6/132696145/fidujo_zuvetare.pdfIn PDF document text
- http://files.camberwellwalkies.com/uploads/1/3/1/6/131636625/domivuna.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/1/0438/4840/1046/files/72101330614.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2566/9028/files/69773653232.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4155/3575/files/magazine_rack_gungeon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3666/3208/files/jugabamepasafotezezusuvu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8343/2096/files/1544273085.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7195/5351/files/92242667820.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4081/5774/files/90157877737.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/6322/9078/files/fazid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5477/5970/files/wigekilafu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9732/5732/files/97782573777.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5483/3564/files/migikupitolulufiburiv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2816/0417/files/39819363557.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fa89.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA89 | 39288 bytes |
SHA-256: 5c22853815f02d06704988df5f2c1d741e880953df4d93fefd72ea570783f8c5 |
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font_01_sfnt_off0001736f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1736F | 5672 bytes |
SHA-256: 1d836283b48f75d118e297ab566dbd33d3aa26d8b033aaecdb16ad79a7a76d74 |
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font_02_sfnt_off000186ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x186CA | 17420 bytes |
SHA-256: a50a56c7135fcc92533282d0afcb2f6a5aff3de490e3dafb851d2e5b69d95543 |
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