MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to redirector infrastructure and a link farm. The ML classifier strongly flagged this PDF as malicious, and heuristics indicate it's a redirector designed to lead users to potentially harmful content. The presence of a 'download button' lure further supports a malicious intent to trick users into clicking through to malicious sites.
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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.club/pify?keyword=android+16+pop+vinyl In PDF document text
- http://files.justsaybeadz.com/uploads/1/3/0/7/130775458/rebefade.pdfIn PDF document text
- http://xewosoka.spiritwordchurch.co.uk/uploads/1/3/1/3/131383790/sebafogazagib.pdfIn PDF document text
- http://fizulil.synaesthesiajournal.com/uploads/1/3/1/1/131164250/2235d51967.pdfIn PDF document text
- http://files.machinetoolsrebuilt.com/uploads/1/3/0/7/130740158/wimamalataw-danuxexuti.pdfIn PDF document text
- http://files.thegintinbar.co.uk/uploads/1/3/0/8/130813921/kizizibu.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/1/0434/4712/4135/files/timeline_presentation_template_prezi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0464/7521/5000/files/nutuduvivumepudofejigipe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7208/5406/files/41909999658.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7220/0605/files/sojirosoleneneva.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8098/1403/files/escala_cromatica_saxo_alto.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7329/6789/files/luleraga.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6888/3106/files/xonozanuvowonalubole.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/3956/1630/files/boxebirimunojisijazulo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8027/6375/files/suxovokanedizaziwo.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_off000069ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69EF | 4512 bytes |
SHA-256: 024ede73d0daf13f6f57c9c40f9edfa115442e7bca04509dc8e7d025a42114c7 |
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font_01_sfnt_off00007943.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7943 | 9944 bytes |
SHA-256: 6a1a8b543a9a119248cd3d51ef24d8349776e1029310337207ad5ec1b9f3db03 |
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font_02_sfnt_off00009b38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9B38 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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