MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by an ML classifier and contains a critical heuristic indicating it links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL https://ttraff.cc/pify?keyword=numbers+in+japanese+hiragana+pdf, which is likely used to redirect users to malicious content. The PDF also contains a large number of external links, suggesting a link farm or SEO manipulation tactic to distribute malicious content.
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=numbers+in+japanese+hiragana+pdf In PDF document text
- http://files.highlanddesignsstore.com/uploads/1/3/1/4/131408970/kafifuxijopab-pedogefireb-xofexe-nipel.pdfIn PDF document text
- http://nutut.bonehorn.com/uploads/1/3/0/8/130874493/xuberep_diwejukitap.pdfIn PDF document text
- http://files.donnchadhoconaill.com/uploads/1/3/2/3/132303410/dexovivi_sobedadev.pdfIn PDF document text
- http://files.authorkmdylan.com/uploads/1/3/1/1/131163683/9185406.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/1/0432/6853/8521/files/elvis_presley_torrents.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0238/7867/files/63331093505.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6623/7852/files/bagudonadikezexerilazukot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5372/6358/files/kidopubupifuw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2572/6625/files/mixejunelalek.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6934/8763/files/project_appraisal_questions_and_answers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3445/1874/files/jobotapuzuluvopo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5463/5937/files/larovupusenovazuroni.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6318/9412/files/harvest_moon_rom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/0339/1645/files/assessment_in_special_education.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5107/4214/files/degrees_to_radians_python.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_off0000597c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x597C | 5300 bytes |
SHA-256: eb78177fd5575abb744ac0278be4a6e1b7717a1c2946764c6e5da847168610fd |
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font_01_sfnt_off00006b4a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B4A | 15180 bytes |
SHA-256: 75004c51475debf8ee850dbc978f93a441a2129cd8327996792e163e603d0728 |
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font_02_sfnt_off00009ae5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9AE5 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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