MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many of which appear to be part of an SEO link farm designed to redirect users. The primary redirector URL, 'https://seumenha.ru/strik?utm_term=what+is+environmental+impact+assessment+draft+2020', suggests a phishing or malware distribution lure. ML classification and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9957
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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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External URI info PDF_URIPDF contains an external URL action
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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://seumenha.ru/strik?utm_term=what+is+environmental+impact+assessment+draft+2020 PDF link annotation
- https://cdn-cms.f-static.net/uploads/4427076/normal_60261e58059a4.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4488102/normal_5ff78ab999513.pdfIn PDF document text
- https://babipuwoze.weebly.com/uploads/1/3/4/8/134865032/da8626e5263d2.pdfIn PDF document text
- https://s3.amazonaws.com/wuvepilamamuse/72083835685.pdfIn PDF document text
- https://s3.amazonaws.com/fovezewi/free_genogram_template_social_work.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4403533/normal_5ff5becd84701.pdfIn PDF document text
- https://s3.amazonaws.com/tokit/18060373831.pdfIn PDF document text
- https://s3.amazonaws.com/fulazelof/kenmore_microwave_model_790.803_dimensions.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4412889/normal_5fe4ed9d77015.pdfIn PDF document text
- https://rimozaruminipa.weebly.com/uploads/1/3/5/3/135391391/5540714.pdfIn PDF document text
- https://s3.amazonaws.com/vuterijoze/homer_iliad.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4416656/normal_6018ae637b716.pdfIn PDF document text
- https://lomizagufefeg.weebly.com/uploads/1/3/4/0/134096038/855736.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4388819/normal_5ff2837c96c5b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4415951/normal_603ab35db4325.pdfIn PDF document text
- https://s3.amazonaws.com/gowupuzokowuxes/does_netflix_have_little_shop_of_horrors.pdfIn PDF document text
- https://s3.amazonaws.com/tobobowu/is_20000_leagues_under_the_sea_a_good_book.pdfIn PDF document text
- https://sowovejapa.weebly.com/uploads/1/3/4/7/134709895/difagesofopegexa.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4416939/normal_5ffa7a0c9b45a.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4463005/normal_5fef4ae3e2564.pdfIn PDF document text
- https://sefaxamijewosaw.weebly.com/uploads/1/3/2/6/132682716/dekupijedimejuj.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4474475/normal_60365a8a0aa1d.pdfIn PDF document text
- https://s3.amazonaws.com/xukanomarexumu/deformed_skull_meme_template.pdfIn PDF document text
- https://s3.amazonaws.com/nimuwet/almond_meal_nutrition_information.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://34ec465e-51aa-4dba-9a8c-c05fcfb5ae84.filesusr.com/ugd/df15ee_418a4259bcad43148619f9c9bba45934.pdf?index=trueIn PDF document text
- https://e2604e0b-f95a-4acb-b53f-a7db3827b2a1.filesusr.com/ugd/225520_b21a0869761341ef8cfead554ce6293d.pdf?index=trueIn PDF document text
- https://50b44c92-959e-4a15-bf83-93d6b2b518d6.filesusr.com/ugd/3ed44c_1aa6f82e2bdf43b6b657883e1dcc18f4.pdf?index=trueIn 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_off0000f66a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF66A | 5740 bytes |
SHA-256: d18a4ef15f27665a11ab1a2e28b17a20dd3c1a0aa4894a82213b87f5411cd0de |
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font_01_sfnt_off000109de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109DE | 10540 bytes |
SHA-256: 471e35f9c36a679111b6199db879fe1f4d079fdd533945a11725910a7ee00805 |
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