MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a high-confidence ML classifier and ClamAV detection. It contains numerous links pointing to compromised CMS uploads and disposable hosting, suggesting it functions as a link farm to distribute malicious content or phish users. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a deliberate attempt to create a link farm on disposable hosting, further supporting its malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://pistant.ru/uplcv?utm_term=how+to+use+pro+tools+without+interface PDF link annotation
- http://abwingssuffolk2.com/uploads/files/14225374399.pdfIn PDF document text
- http://alianzablue.com/aym_image/files/79609896469.pdfIn PDF document text
- http://dohertylaw.net/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/51733383817.pdfIn PDF document text
- https://www.straightmyteeth.com/wp-content/plugins/super-forms/uploads/php/files/245f4ac78809ff87e1c9e2ac4e59eb84/ronikemafiruluv.pdfIn PDF document text
- https://www.coconutlodge.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8a397d63d6---27555636987.pdfIn PDF document text
- https://dedywiredja.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b0433370665---damupemonuwezejixekosota.pdfIn PDF document text
- https://archcosmeticstudio.com.au/wp-content/plugins/super-forms/uploads/php/files/757d05d43761ea59d37b0c7171218aca/jumazexuvifanak.pdfIn PDF document text
- http://aeskulap24h.de/wp-content/plugins/formcraft/file-upload/server/content/files/160beec51dada7---zigemipirusepozegegafoxa.pdfIn PDF document text
- https://www.kunapak.com/wp-content/plugins/super-forms/uploads/php/files/urqksbcsfbacl41argun8tmak0/bajadeb.pdfIn PDF document text
- http://www.ponderosafestival.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b809431289---zanepufibezagerufi.pdfIn PDF document text
- https://belloverde.net/emailer/file/33473238347.pdfIn PDF document text
- https://endoaccessories.com/wp-content/plugins/super-forms/uploads/php/files/hhjlek1c3osc9rpjlgksjsgim6/vasefulagemuroxi.pdfIn PDF document text
- http://akinmedikal.com/uploads/file/loberuwofuruzinijekevoj.pdfIn PDF document text
- http://travelport.pl/userfiles//file/tetoxiwepejok.pdfIn PDF document text
- http://burfel.ru/upfiles/files/zenagogoku.pdfIn PDF document text
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/31079c0b6f6e2a55752e7223b4018e63/xipaligeno.pdfIn PDF document text
- http://fujavietnam.com/images/Download/47704161832.pdfIn PDF document text
- http://sujitonweb.com/userfiles/files/dufeku.pdfIn PDF document text
- http://carefirstwalkathon.com/clients/8/89/89514deb4c0e8807eb046cac28c4977f/File/40468133602.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a1f6e46a801---denimepojuvalusajeruvex.pdfIn PDF document text
- http://tatennis.ca/clients/29257/File/komad.pdfIn PDF document text
- https://pet-fashion.ro/mm/file/55504617996.pdfIn PDF document text
- https://lerong.vn/wp-content/plugins/super-forms/uploads/php/files/54a08a118566731e139f146869f51dcf/zaxaxoxotezarofujipode.pdfIn PDF document text
- http://juniorsmagazine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca1ddbe47e---jipawadurinizobuwuzu.pdfIn PDF document text
- http://deasreunion.com/clients/860224/File/40365198462.pdfIn PDF document text
- 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_off0000eade.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEADE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000102f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102F0 | 16796 bytes |
SHA-256: dda235b413f3e1957c6805748eb04a0ceb73151a7e7ad7d3ad566462470915de |
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font_02_sfnt_off00012ef2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12EF2 | 10756 bytes |
SHA-256: 3b0095b204cdc3a6aca2016be4e801e2d7ce9703f1dc63bdb0c52c35ce857ba7 |
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