MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, suggesting a phishing or malware distribution campaign. The presence of 'utm_term' parameters in some URLs further supports a phishing lure context.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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://smidgel.ru/uplcv?utm_term=inshot+app+pro+apk+download PDF link annotation
- http://synerfreight.com/syner_upload/images/files/jidafalumazawugituzimofem.pdfIn PDF document text
- http://www.civilhospitalpalampur.in/img/uploads/files/fugupufagubotibupojirola.pdfIn PDF document text
- https://healthtecindia.com/userfiles/file/73765629584.pdfIn PDF document text
- http://uptownfallschurch.com/uploads/files/52518661773.pdfIn PDF document text
- http://opalbiosciences.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c62db79d94---98241854592.pdfIn PDF document text
- http://articolo17.it/siti/usr/foto/files/vizutata.pdfIn PDF document text
- http://konikanarrowfab.com/ckfinder/userfiles/files/46877224460.pdfIn PDF document text
- http://stonebreaker.at/30030505728.pdfIn PDF document text
- https://bettyloupaints.com/userfiles/files/67928748192.pdfIn PDF document text
- https://arvikabc.com/images/uploadedimages/file/jofuwubufunetuxi.pdfIn PDF document text
- http://vvk-wiedermann.at/userfiles/file/lokigedenutuge.pdfIn PDF document text
- http://weiddy.com/uploads/files/202109041027372340.pdfIn PDF document text
- http://africareview.in/userfiles/file/83521257156.pdfIn PDF document text
- http://www.afamaresme.org/wp-content/plugins/formcraft/file-upload/server/content/files/16135258e45476---23732334532.pdfIn PDF document text
- http://oreoltour.ru/sites/default/files/file/88809549582.pdfIn PDF document text
- http://vonschickenconcord.com/uploads/files/vifodofurefukoz.pdfIn PDF document text
- http://gk-eventus.ru/admin/ckfinder/userfiles/files/remunikazupoloxikalow.pdfIn PDF document text
- https://am-system.eu/ckfinder/userfiles/files/zezatosizezitaze.pdfIn PDF document text
- https://dunakanyarfesto.hu/ckfinder/userfiles/files/fagolafusesede.pdfIn PDF document text
- https://net-mex.hu/ckfinder/userfiles/files/95733449642.pdfIn PDF document text
- https://altinhediyeler.com/calisma2/files/uploads/6790182120.pdfIn PDF document text
- https://medpressa.ru/files/file/26609525334.pdfIn PDF document text
- http://salman-is.com/userfiles/file/68706355973.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/f32d2c637afdf5641fc0bd7a0efe8692/66214771554.pdfIn PDF document text
- http://obras.ru/sites/default/files/uploads/3922089542.pdfIn PDF document text
- http://charolais-hessen.de/write/userfiles/file/nesaga.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000db9c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB9C | 17792 bytes |
SHA-256: a0fa9d13184dd8580bd2ed723fc6cfb70c95bfcebf1388f8aaba979b45126381 |
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font_01_sfnt_off0001091c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1091C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012133.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12133 | 10392 bytes |
SHA-256: d14a35ab6775b434d10c539cf19a12924ac9f769b43f66e35c45c1c52823e364 |
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