MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external resources, many of which are part of a link farm designed to appear as legitimate downloads. One prominent URL, https://ttraff.cc/pify?keyword=certificate+of+participation+template+pdf, is identified as a malicious redirector, suggesting an attempt to lead users to malicious content. The ML classifier strongly indicates maliciousness, and the presence of a link farm points towards a phishing or malware distribution scheme.
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.cc/pify?keyword=certificate+of+participation+template+pdf In PDF document text
- http://files.dynamicmgt.com/uploads/1/3/2/7/132741162/8a24d9.pdfIn PDF document text
- http://files.prepaidhomedeductible.com/uploads/1/3/1/3/131379236/3311985.pdfIn PDF document text
- http://kadixazo.texaslymealliance.net/uploads/1/3/2/3/132302921/tosevejomabomix-lirosake-naparimoki-gajaxejaj.pdfIn PDF document text
- http://files.westwindsfarmcolorado.com/uploads/1/3/1/3/131384127/2749634.pdfIn PDF document text
- http://files.fleenorfamilyadventure.com/uploads/1/3/0/7/130775134/voxijezo_bifirogoka_fixipaseket_bafowexinu.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/1/0427/5650/5756/files/xagezugorimijevusofo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3119/0952/files/39725736783.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2086/1092/files/ritetemp_thermostat_models.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0595/2671/files/81852924958.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6739/9575/files/masary_real_love.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4660/8794/files/vopatimaxuwo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9410/5509/files/66621873067.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4677/3660/files/15924440662.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2015/5042/files/tecnica_de_cateter_venoso_periferico.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7439/6063/files/dusotojelilunapibuwasubi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0974/4789/files/rovodopadumuxiw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5837/1496/files/76965457473.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0981/0343/files/xekabumuvotasugela.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7962/2040/files/61507715719.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_off00006b6f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B6F | 5028 bytes |
SHA-256: 93c748870e40f090c5d095004072373e67b91582292feeca4fc01e38520309b5 |
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font_01_sfnt_off00007c73.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C73 | 9884 bytes |
SHA-256: e0481863d132043f2dd8460e2774e50018ac9565a40278f4ce05e22b56fea1fe |
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