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 it functions as a link farm, with many embedded URLs pointing to potentially compromised websites or disposable hosting. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM firings strongly suggests a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/ooi3j3tnqadigjt45o5d9rh48q/37819381488.pdf In PDF document text
- https://alice-immo.com/userfiles/file/70668452835.pdfIn PDF document text
- http://demo755.webbazaar.com/uploads/gufadike.pdfIn PDF document text
- https://www.pirkitpadangas.lt/ckfinder/userfiles/files/8652109757.pdfIn PDF document text
- https://edgecs.com/documents/56891562249.pdfIn PDF document text
- https://nvsrolko.org/ckfinder/userfiles/files/4869338058.pdfIn PDF document text
- http://thesei.com/In PDF document text
- https://petandpuppies.com/userfiles/file/4239164937.pdfIn PDF document text
- http://nfrostov.ru/upload/files/bexesagijapad.pdfIn PDF document text
- http://praguetransfer.com/files/file/mesilojuf.pdfIn PDF document text
- http://isagenixmakessense.com/ckfinder/userfiles/files/42260761294.pdfIn PDF document text
- http://alvasari.com/wp-content/plugins/formcraft/file-upload/server/content/files/161338874ac0ee---55839291612.pdfIn PDF document text
- http://sanchariglobal.com/userfiles/file/24004062863.pdfIn PDF document text
- http://hyundaiokla.com/uploads/files/midepulofegemutafal.pdfIn PDF document text
- https://deltarealestate-eg.com/userfiles/file/20302092073.pdfIn PDF document text
- https://indiansecuritisation.com/ckfinder/userfiles/files/jumivofazosefozasuv.pdfIn PDF document text
- https://searchlink.org/userfiles/file/35661743432.pdfIn PDF document text
- http://ikcem.org/userfiles/file///43926347037.pdfIn PDF document text
- http://topoint.cc/userfiles/fckFile/20210912000736.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/2f37d9d8b6075806d86ff76127499309/xarerematog.pdfIn PDF document text
- http://art-wonders.com/ckeditor/ckfinder/core/connector/php/uploads/files/35554125283.pdfIn PDF document text
- http://doingthing.com/downloads/blog/geust/files/zofukututowu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=the+invisible+life+of+addie+larue+epub+freePDF 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_off0000b26f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB26F | 10768 bytes |
SHA-256: 72245d99256dee96e0fe8b57bec26b6237fbd08a85ae82074d7123ef872ef9c8 |
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font_01_sfnt_off0000cae7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCAE7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e2f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2F9 | 17580 bytes |
SHA-256: a87d9346fc1a8c9627c73f684e88dbfd5f507c7f3d23170e397ab89e40f7dd5b |
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