MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple heuristics indicating malicious redirector links and a link farm, pointing to a phishing or scam attempt. The primary malicious URL identified is https://ttraff.com/pify?keyword=arquitectura+moderna+en+el+peru+pdf, which is used in conjunction with SEO tactics to lure victims. The ML classifier also strongly indicated maliciousness.
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.com/pify?keyword=arquitectura+moderna+en+el+peru+pdf In PDF document text
- http://files.livingwordpub.com/uploads/1/3/0/7/130738504/1538540.pdfIn PDF document text
- http://dasuda.vadrozsapulis.com/uploads/1/3/1/1/131163658/5dc3dceaf2.pdfIn PDF document text
- http://files.borderskirental.com/uploads/1/3/1/4/131482976/pusudapi-vanuridadop-pinelagi.pdfIn PDF document text
- http://files.jordansgeneralstore.ca/uploads/1/3/1/3/131380354/famomarinumexog_siveni_bedefur.pdfIn PDF document text
- http://files.myapplepodcast.com/uploads/1/3/0/7/130775892/d16729d8c2ec20.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0429/1582/3772/files/39805053734.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3486/9921/files/2004_ford_freestar_repair_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4619/9711/files/50901557940.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9900/4831/files/xesajabazoworafikulu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/4350/9656/files/database_systems_thomas_connolly_6th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6512/2711/files/twilight_breaking_dawn_part_1.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9289/3093/files/57961058999.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4310/2613/files/sivolop.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1720/6949/files/29302615429.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4773/9811/files/top_eleven_token_hacks.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3628/6877/files/21980482625.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8813/3787/files/fezemuwobu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vunumegosuvuvorewufo.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_off000095c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x95C3 | 5120 bytes |
SHA-256: 24676c3f8021bca405175fba55199580089a2c9dd7c89db5c0d2af652a3826b2 |
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font_01_sfnt_off0000a70e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA70E | 11896 bytes |
SHA-256: 5b6b1821fb0830a5c857825f975e776ab2bb7e39a0e666dc643c1dc80f44e4da |
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font_02_sfnt_off0000cca9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCCA9 | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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