MALICIOUS
214
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains multiple embedded links, many of which point to a redirector service known to host malicious content. The document body, though heavily obfuscated, contains a URL that matches the redirector found in the heuristics. This suggests a phishing or scam attempt where users are tricked into visiting a malicious site, likely for further exploitation or credential harvesting.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) or Microsoft license-boilerplate documents that carry no urgency or charge/dispute escalation.
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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=ganoderma+lucidum+cultivation+pdf In PDF document text
- http://files.cordwainerproductions.com/uploads/1/3/1/6/131606546/bunusobod_lijuludelibale_vagiwukemiselum_nowowofogaxo.pdfIn PDF document text
- http://files.fieldtocottage.com/uploads/1/3/1/0/131070561/valexerulifakivut.pdfIn PDF document text
- http://files.spacepancake.com/uploads/1/3/1/8/131857115/8023250.pdfIn PDF document text
- http://vuwukuxes.vega-2.com/uploads/1/3/0/7/130775320/pulesupis_kifoniwawijoj_lunevatij_vizobesura.pdfIn PDF document text
- http://xatas.gitaarlesdamwoude.nl/uploads/1/3/1/6/131606490/a611d04b.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/1/0432/6916/1110/files/marathi_barakhadi_chart.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2157/4044/files/4999132140.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0127/3758/files/72138147751.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0695/0557/files/sosazitowenadoxeluraw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2883/9591/files/psychoterapia_poznawczo_behawioralna.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1984/4258/files/1492724553.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1531/5349/files/zirewepinevano.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4622/4551/files/toefl_pbt_practice_test_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5207/2086/files/contoh_soal_medan_listrik.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1496/3868/files/mapuwapunaz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8451/2406/files/75476421806.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_off000064b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64B3 | 5212 bytes |
SHA-256: 14ad83087f174a9233d7e4edc7ae549b2058ae1086dd9e34a8255fe733b15fc0 |
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font_01_sfnt_off00007665.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7665 | 10248 bytes |
SHA-256: f5fddb8e1dd416be13cf1641e8b0aa4b369564362700be97a543ae92ca92ad4a |
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