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 designed to deceive users. The primary lure, 'Backend template free', is presented alongside a URL that redirects to malicious infrastructure, suggesting a phishing or scam attempt. The ML classifier strongly supports the malicious verdict.
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=backend+template+free In PDF document text
- http://files.simplypilatesandstretch.co.uk/uploads/1/3/1/3/131380107/fa445487f967.pdfIn PDF document text
- http://zuxuz.impactcommunications.org/uploads/1/3/1/0/131069934/xasituboregupak-puxiwa-fogudejiretad-begatuxomiz.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/1/0434/7353/5138/files/32528535886.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0454/7182/6072/files/lelow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1710/8642/files/mixozixukotubazaves.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7829/5450/files/91658608062.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8289/8840/files/2989445266.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1900/9173/files/bach_fugue_in_c_major_sheet_music.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8679/1334/files/uss_nimitz_arma_3.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3684/3933/files/49065215596.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0445/7873/4239/files/dowogalafidud.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7106/8577/files/11639687049.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7433/8454/files/fujamoni.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2014/7095/files/aufenthaltstitel_beantragen.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008d48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D48 | 4864 bytes |
SHA-256: 29c2cead8ba3fb78aa01733679b78024f19415bb28851fb0629f1b35da86373b |
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font_01_sfnt_off00009dab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9DAB | 4272 bytes |
SHA-256: ef360a5dbd1f3d5d073c416e40c4457ca3b1e54e5134705a3ed7ef28fc5be3aa |
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font_02_sfnt_off0000ae8c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAE8C | 10156 bytes |
SHA-256: 4a0e3f5aef385171a50e8fa0469af11949ff18e8eb0975b64b52af142be7dfb6 |
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font_03_sfnt_off0000d188.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD188 | 16652 bytes |
SHA-256: c470a912f17a33d24ae80674671626163d7d2787c6fa71bc4267a1d5f8d55d1e |
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font_04_sfnt_off0000e796.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE796 | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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