MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as 'Pdf.Phishing.Trojan' and an ML classifier indicated a high probability of maliciousness. Static analysis revealed numerous embedded URLs pointing to various domains, many of which appear to be disposable or compromised, consistent with a link farm used for phishing or malware delivery. The file's structure and URL patterns suggest it's designed to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 http://boxshop.mn/userfiles/files/vixemoloxizemefow.pdf In PDF document text
- https://vitanov.rs/files/2698209687.pdfIn PDF document text
- http://jenan.com/ckfinder/userfiles/files/gadususixinawafivijozidef.pdfIn PDF document text
- https://zaragozadenoche.es/upload/files/79325098250.pdfIn PDF document text
- http://agrocare.hu/ckfinder/userfiles/files/26650751461.pdfIn PDF document text
- https://maintogelonline2.bet/contents/files/deturomezinekabogige.pdfIn PDF document text
- http://lideparts.com/userfiles/file/1630632370.pdfIn PDF document text
- http://globomax.eu/userfiles/file/95533712897.pdfIn PDF document text
- http://wsm.hk/images/uploadfiles/file/96803293723.pdfIn PDF document text
- https://halkapsikoloji.net/userfiles/file/befibarufinerasikedi.pdfIn PDF document text
- http://elai.kz/upload/2021/09files/210908142245250451w3s7j.pdfIn PDF document text
- https://energiadirect.pl/application/resources/ckfinder/userfiles/files/54039525476.pdfIn PDF document text
- http://jr.ac.th/ckfinder/userfiles/files/nonumadapiposa.pdfIn PDF document text
- http://fabiocaronearchitetto.com/userfiles/files/50322191255.pdfIn PDF document text
- http://philboyd.com/10827136660.pdfIn PDF document text
- http://dhleisure.com/ckupload/files/govubi.pdfIn PDF document text
- https://www.lenoir-elec.com/wp-content/plugins/super-forms/uploads/php/files/o0tvnth9ptgks1en9v71kb4tph/8466927136.pdfIn PDF document text
- http://marthomaiticherukole.com/userfiles/file/rawekijanamas.pdfIn PDF document text
- http://easyhypermarket.com/userfiles/file/nizino.pdfIn PDF document text
- https://avukatwebsitesi.kocgrafik.net/upload/files/74377489695.pdfIn PDF document text
- https://lllk.ru/wp-content/plugins/super-forms/uploads/php/files/399627447db0bae60f4af452c501e139/61114568316.pdfIn PDF document text
- http://lumieye.com/userData/ebizro_board/file/dudupatu.pdfIn PDF document text
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d4ee97657b---34103003947.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=textbearbeitung+f%C3%BCr+androidPDF link annotation
- 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_off0000e3a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3A0 | 19208 bytes |
SHA-256: bdee173d45f35b3e7744a15b0e1f00f8754b7386b401bdbd9812b20eafc96948 |
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font_01_sfnt_off00011492.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11492 | 10812 bytes |
SHA-256: 5aa2022bbaff78acf77bfef10127f50c10b5aa78332b436bae796608cb3375d6 |
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font_02_sfnt_off00012d23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D23 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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