MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many of which point to disposable hosting or compromised CMS upload directories, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://cabsfromheathrow.com/userfiles/file/somosukibasokapuvojidafi.pdf In PDF document text
- https://calendarsunrooms.com/userfiles/files/zisabeduselije.pdfIn PDF document text
- http://greaterdeliveranceministries1.com/clients/61527/File/mirekexowede.pdfIn PDF document text
- https://netcsemege.hu/ckfinder/userfiles/files/mozemotog.pdfIn PDF document text
- http://sns.hu/_user/file/mowovuwelovuregigogizekak.pdfIn PDF document text
- http://a-swiss.com/upload/userfiles/file/doloxinodopodawum.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/5103c1ba04a4f5f332a83bc1af7bf434/61873415512.pdfIn PDF document text
- https://ka-base.no/images_content/file/83342741172.pdfIn PDF document text
- http://theydeserveastamp.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c0fb3f59c64---11893383952.pdfIn PDF document text
- http://amandamaitland.com/images/file/77030319503.pdfIn PDF document text
- http://fernandopelosini.it/userfiles/files/89259565262.pdfIn PDF document text
- http://xn--b1adcbbai1bezln.xn--p1ai/content/File/59328029157.pdfIn PDF document text
- https://metroguards.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16075fbe4475f4---3987261672.pdfIn PDF document text
- http://ardechetendancebrut.fr/userfiles/ardechetendancebrut.fr/file/waxufuweliwosik.pdfIn PDF document text
- http://majorpropertygroup.com/userfiles/files/wubuwitofiki.pdfIn PDF document text
- http://xn--or3bi2da319p.com/upload/fckeditor/file/19645741578.pdfIn PDF document text
- https://activepymes.com/pub/file/bipetigofirasenominelexu.pdfIn PDF document text
- https://autosofortkauf.ch/wp-content/plugins/super-forms/uploads/php/files/lccjc04msfq6j61130dbpaf7fm/56644127109.pdfIn PDF document text
- http://ok-poland.com/userfiles/file/zumokuvevo.pdfIn PDF document text
- http://katachizu.com/img/news/files/24284811358.pdfIn PDF document text
- http://alicekhenrylawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/37261091619.pdfIn PDF document text
- https://www.paparazzirestaurant.com.au/wp-content/plugins/super-forms/uploads/php/files/014b79ebf143a4a1046f361733417cf5/3583721792.pdfIn PDF document text
- http://reicar.dk/userfiles/file/benumu.pdfIn PDF document text
- https://www.lumisolar.pe/wp-content/plugins/formcraft/file-upload/server/content/files/1606e75de70e8b---legawikapuxuliduramumisu.pdfIn PDF document text
- http://alimentosldm.com/userfiles/file/fatakufe.pdfIn PDF document text
- https://vinadesigndanang.vn/uploads/image/files/mimina.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=download+miraculous+ladybug+season+4+episode+1PDF 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_off0000cffa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFFA | 16744 bytes |
SHA-256: d03a2ae5be02fdef26959477d145a7be1a56139d0ff8a1d669c3b9e2d7e52a21 |
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font_01_sfnt_off0000fb4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB4B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011362.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11362 | 11332 bytes |
SHA-256: b1a12b7de665fe1081c6ccf93c1ea1cac6e70ad6d6940fba264c68daf884dc9b |
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