MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to compromised or potentially malicious websites. The presence of multiple external URIs and a compromised CMS upload link suggests an attempt to distribute further malicious content or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9950
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://www.phuketvillarentalandservices.com/ckfinder/userfiles/files/22758960585.pdf In PDF document text
- http://studioarclab.eu/userfiles/files/27557880663.pdfIn PDF document text
- https://ketdoanbus.com/webroot/img/files/52120811611.pdfIn PDF document text
- https://casalindasbakery.com/ckfinder/userfiles/files/lovoxawif.pdfIn PDF document text
- https://beaumont-residence.com/wp-content/plugins/super-forms/uploads/php/files/onnujmhgjhh7j2c0tovv9fju9a/20182680772.pdfIn PDF document text
- https://xn-----6kcabagcgfjsxjciriy6alkh6a7aqk.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/538cca24f25ad74c4e21b9d39369beff/gaperizedukoro.pdfIn PDF document text
- http://flapboxes.com/userfiles/files/kukopeti.pdfIn PDF document text
- https://tigaintan.com/contents/files/buxofitixe.pdfIn PDF document text
- http://teamwork-poetschke.com/ckfinder/userfiles/files/98750876533.pdfIn PDF document text
- https://eltdb.com/UserFiles/files/17966882881.pdfIn PDF document text
- http://chrisnoblelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/saxomupasuniregofofolixo.pdfIn PDF document text
- http://cgt-fo-csc.fr/wp-content/plugins/formcraft/file-upload/server/content/files/161319a6962c52---76829750989.pdfIn PDF document text
- https://nitm.ac.in/nitmeghalaya/ckfinder/userfiles/files/zigojiduwigezubomej.pdfIn PDF document text
- http://www.biosafety.biz/ckfinder/userfiles/files/majezusuxukepubilujinufa.pdfIn PDF document text
- https://lanhcongnghiepthinhphat.com/upload/files/93443075966.pdfIn PDF document text
- http://ikhmongol.mn/ckfinder/userfiles/files/sojazolubijunum.pdfIn PDF document text
- http://studiocinti.eu/userfiles/files/rewibubebazevivi.pdfIn PDF document text
- https://www.poeles-granules-vasconha.fr/ckfinder/userfiles/files/dinovuwusamokipiz.pdfIn PDF document text
- http://www.alfainstal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/161494e144aa7f---52283940992.pdfIn PDF document text
- http://primaria-ciocirlia.ro/media/file/bopalavikokivexe.pdfIn PDF document text
- https://fibra-optica.ro/ckfinder/userfiles/files/vawoxovizi.pdfIn PDF document text
- http://monteconsultants.com/image/upload/File/dawipefijuv.pdfIn PDF document text
- http://aunay-sous-auneau.fr/ckfinder/userfiles/files/finonepatozunu.pdfIn PDF document text
- https://majubesar.com/contents/files/difabil.pdfIn PDF document text
- http://vnationwide.com/userfiles/files/lasotikuxi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=online+movie+bollywood+downloadPDF 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_off0000b1df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1DF | 14648 bytes |
SHA-256: f14ef9d122a6fe4bda0c4f245244b09e31f6d61582d3a43f40d21765515e1879 |
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font_01_sfnt_off0000d694.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD694 | 10472 bytes |
SHA-256: 245aa4599817a27428d0c552a978a19fb8b30098d78dbf003d677f40d0f45cc9 |
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font_02_sfnt_off0000ee5e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE5E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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