MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating it likely exploits a vulnerability for client execution. It functions as a link farm, with numerous URLs pointing to compromised CMS upload directories, suggesting a phishing or malware distribution attempt. The document body is heavily obfuscated and unreadable, providing no further context on its specific lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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 http://contextuae.com/resimler/files/befofigetalimoxajewaxuwe.pdf In PDF document text
- http://mrtowing.ca/Lawyers/userfiles/file/33131243218.pdfIn PDF document text
- https://kakvkusno26.ru/wp-content/plugins/super-forms/uploads/php/files/07b3a1063524072acf522f8b16c0cd6a/kofubo.pdfIn PDF document text
- http://surmounttravel.com/userfiles/files/dixowazazuwidogozuzil.pdfIn PDF document text
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/160f0d6d841259---63713659809.pdfIn PDF document text
- http://boulderdivorcelaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d0e0320b81---dunukiramaraxepof.pdfIn PDF document text
- http://dolinakrzeptowa.pl/public/upload/ckfinder//userfiles/files/5891324587.pdfIn PDF document text
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/bd6b3ba234303815f0edea8c716e0b11/bipofe.pdfIn PDF document text
- https://loskutova.site/wp-content/plugins/super-forms/uploads/php/files/1ff60544bd204768dd881fffa0178639/xedotegane.pdfIn PDF document text
- https://uaqbakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7e83b71a19---bokiw.pdfIn PDF document text
- http://www.iqubz.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ca511aa9ae6---mawimipu.pdfIn PDF document text
- https://izharfoster.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608770abd518a---8167102525.pdfIn PDF document text
- https://www.alignerco.ca/wp-content/plugins/super-forms/uploads/php/files/3ae29f25053f9d9604493cfdfcdeb085/86316243855.pdfIn PDF document text
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/d8t9epc82enb8dpikq0udrmi1h/84687280998.pdfIn PDF document text
- http://am-assets.com/aom/magnolia/userfiles/file/87472976442.pdfIn PDF document text
- https://smartstone.ca/userfiles/files/xofuwezodixatuvirur.pdfIn PDF document text
- https://0900107678.com/upload/file/mewitolozewizemeki.pdfIn PDF document text
- https://morethancleaningservices.com/wp-content/plugins/super-forms/uploads/php/files/4422b3664053e1b38d73dd173af978aa/6627339282.pdfIn PDF document text
- http://banghetretruc.com/media/ftp/file/44140961722.pdfIn PDF document text
- http://mobiliteit.nu/files/mubulupo.pdfIn PDF document text
- https://www.lenoir-elec.com/wp-content/plugins/super-forms/uploads/php/files/n9ca4emsqmvf54n18eummp5t03/dumoderamuka.pdfIn PDF document text
- https://asiatravel.kg/wp-content/plugins/super-forms/uploads/php/files/ee9ed0675b7437f6cdda95fd38098e97/dobanajav.pdfIn PDF document text
- http://4bx.pl/public/file/vudisiduxepekogosefek.pdfIn PDF document text
- http://amfmeg.org/wp-content/plugins/formcraft/file-upload/server/content/files/16084aa1a9cb29---rumuzipef.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=what+is+geography+and+environmental+sciencePDF 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_off0000eab0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAB0 | 17728 bytes |
SHA-256: 805586417bc15d684e6ea92aae5698d2545e72c714a1cbd971ea0d90f7534ed4 |
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font_01_sfnt_off000118b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118B3 | 11136 bytes |
SHA-256: 49799248980dc6868f7dc799b4831300d7b9c95b082ee47c07b2d52c3156352a |
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font_02_sfnt_off00013258.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13258 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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