MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised WordPress uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs are likely used to redirect users to malicious sites, potentially for further exploitation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 https://huntic.ru/uplcv?utm_term=how+are+local+winds+and+global+winds+similar PDF link annotation
- http://agmapure.com/upload/files/94423695405.pdfIn PDF document text
- http://ilturismoinitalia.it/userfiles/files/92575918439.pdfIn PDF document text
- http://zeminyerkaplama.com/upload/ckfinder/files/zaviveravupisenotamoxi.pdfIn PDF document text
- http://brilsports.ro/userfiles/file///67776050941.pdfIn PDF document text
- https://alpinismbihor.ro/app/webroot/files/userfiles/files/83890335590.pdfIn PDF document text
- http://apartament-krokus.pl/userfiles/file/44437184746.pdfIn PDF document text
- https://mobspace.xyz/web/img/podborky/files/tivosaxogipumepawinoxoji.pdfIn PDF document text
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1615089cc60cc9---70027649633.pdfIn PDF document text
- http://doanekeyes.com/userfiles/docs/33890595220.pdfIn PDF document text
- http://xn--90aoj0agf7cq.xn--p1ai/uploads/files/solatuvabavuxe.pdfIn PDF document text
- https://at1-turbo-j3t.com/contents/files/taxobejunamuzipitare.pdfIn PDF document text
- http://aeskulap24h.de/wp-content/plugins/formcraft/file-upload/server/content/files/1614bb3a20a0ce---81676722824.pdfIn PDF document text
- https://zippy-inc.com/app/webroot/userfiles/files/59493443422.pdfIn PDF document text
- http://pol2-simf.ru/userfiles/file/nofokivew.pdfIn PDF document text
- http://gernano.eu/gfx/userfiles/files/88093928926.pdfIn PDF document text
- http://zgkimsteszew.pl/img/upload/files/29782229409.pdfIn PDF document text
- http://theclubburger.com/uploads/files/1138679459.pdfIn PDF document text
- https://www.cdscabling.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16134ba430d061---xopejazizegepugogeluxupa.pdfIn PDF document text
- http://goldendazzle.com/upload/quangtri/files/taparikavixezog.pdfIn PDF document text
- http://renovfab-menuiserie.com/userfiles/file/17219982963.pdfIn PDF document text
- https://biorenta.lt/ckfinder/userfiles/files/85906573535.pdfIn PDF document text
- http://bibrka-school.org.ua/ckfinder/userfiles/files/63526184214.pdfIn PDF document text
- http://canavesiobruno-architetti.it/userfiles/files/bakofapasibowofup.pdfIn PDF document text
- https://btsmstlucia.com/atomicsteps/upload/userfiles/file/98813091098.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_off0000b414.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB414 | 10832 bytes |
SHA-256: 89c40be64a6355296ab1a34befdf4613247b14ad4e47f7fbea4a0b58c41412a6 |
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font_01_sfnt_off0000cccc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCCCC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e4de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4DE | 14588 bytes |
SHA-256: 4a298596d944968896c6f8fd88b96c9f104db435eb4eaa88ffa9d80f2c111018 |
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