MALICIOUS
214
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector service that ultimately leads to malicious content, as indicated by the 'PDF_MALICIOUS_REDIRECTOR_LINK' and 'PDF_SEO_LINK_FARM' heuristics. The document body, though obfuscated, contains a URL that aligns with the observed malicious redirector. The ML classifier strongly supports the malicious verdict.
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=torque+wrench+calibration+procedure+pdf In PDF document text
- http://netan.bcarrollconsulting.com/uploads/1/3/0/7/130738720/vagixolimireji.pdfIn PDF document text
- http://files.kevinbennettjr.net/uploads/1/3/1/4/131406390/mexebirak.pdfIn PDF document text
- http://files.wildroseworkingbelgians.com/uploads/1/3/1/4/131437044/nipewofewalefux.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/1/0430/3316/5986/files/63052282607.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kozaw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9999/4789/files/fumowafojaxuwazaxisin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1715/9335/files/importance_of_biosecurity_in_poultry_farming.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4211/1650/files/62617639721.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2965/0856/files/que_es_calidad_total_en_una_empresa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6590/9160/files/vevisirofexagikiketi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1235/7270/files/bypass_capacitor_calculation.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6700/5333/files/bezigolawawawagilujona.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1641/9488/files/wisitij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0453/2836/7771/files/cristianismo_primitivo_y_religiones_mistricas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6608/7838/files/vozojeledobizix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6462/3265/files/guzalevijus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8861/7378/files/function_of_autonomic_nervous_system.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5407/8871/files/50964659124.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_off00006044.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6044 | 5372 bytes |
SHA-256: 6a8000942d29625ee27f728ba65f84276985f2ab55dfa52294d4237dacd9b961 |
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font_01_sfnt_off0000728b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x728B | 9868 bytes |
SHA-256: bb93bb36261e6522a43a6809d8905bb8b9415c160982af7f996acbbf941798d9 |
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