MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate the document functions as a link farm, directing users to multiple compromised or disposable hosting domains. These links are likely intended to facilitate phishing attacks or distribute further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://balaji-technology.com/userfiles/file/78374263587.pdf In PDF document text
- https://wangwangcamp.com/uploads/files/202109061748155984.pdfIn PDF document text
- https://delta-relay.be/userfiles/file/rumutameniso.pdfIn PDF document text
- http://avon-bratislava.com/files/files/87467070821.pdfIn PDF document text
- http://sattosushi.com/uploads/files/firezolugamatebokudu.pdfIn PDF document text
- http://fivelscope.net/fckimages/jimigu.pdfIn PDF document text
- https://deshpanday.com/ckfinder/userfiles/files/7890912726.pdfIn PDF document text
- https://samarthanamparisara.org/apadmin/uploads/userfiles/files/26164525163.pdfIn PDF document text
- https://123kozijnofferte.nl/wp-content/plugins/super-forms/uploads/php/files/7986144116793954affc452a4e69c0d5/68671995596.pdfIn PDF document text
- https://tradegateindia.com/userfiles/file/rulixupivurose.pdfIn PDF document text
- https://www.lokalesichtbarkeit.de/wp-content/plugins/super-forms/uploads/php/files/s6js6sgt52cnvf8oootmc3jfhh/90236159142.pdfIn PDF document text
- https://www.thic.net/plugin/ce1/ckfinder/userfiles/files/rewigu.pdfIn PDF document text
- https://am-system.eu/ckfinder/userfiles/files/63988576117.pdfIn PDF document text
- https://panoramabyty.cz/content/masumupujetebo.pdfIn PDF document text
- http://intersonik.eu/upload/files/vogejojinurolerawedidepow.pdfIn PDF document text
- http://pieseclimaauto.com/files/file/69474694760.pdfIn PDF document text
- http://inbeeldt.nl/userfiles/file/serazo.pdfIn PDF document text
- http://makaifruits.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d6ec56072e---jefeto.pdfIn PDF document text
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/16134dcc89eda5---dopuzaf.pdfIn PDF document text
- http://aquitaine.annuaire-regional.com/ckfinder/userfiles/files/rurareg.pdfIn PDF document text
- https://www.sonorisation-auxerre.fr/ckfinder/userfiles/files/90935470923.pdfIn PDF document text
- http://fsanaq.com/upload/file/2109121146260703779vh3suazut68.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=how+to+transfer+all+contacts+to+new+phonePDF 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_off0000d569.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD569 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ed80.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED80 | 10564 bytes |
SHA-256: 91c548616dff82a26f394e765ce5aa33fb09ba556315b71560cb3574fe7a72db |
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font_02_sfnt_off00010594.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10594 | 18148 bytes |
SHA-256: 9a0e400843f4a0e91f49d0c4f9998ac0eefb1e94d48e604291ad31070f4788c5 |
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