MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The PDF contains numerous links pointing to various domains, many of which are likely compromised or disposable hosting, characteristic of a link farm used for phishing or malware distribution. The ClamAV detection and ML classifier strongly indicate malicious intent, specifically identified as a phishing trojan. The embedded URLs and link farm structure suggest the primary goal is to redirect the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 http://vncdata.net/app/webroot/uploads/files/pivefiw.pdf In PDF document text
- http://melly-incendie.fr/img_db/pixasewilero.pdfIn PDF document text
- http://massarentearchitettura.com/userfiles/files/43141927971.pdfIn PDF document text
- http://yingtailong.com/upload/file/210903121103054143d98cwchbz1zg.pdfIn PDF document text
- http://vladekoservis.ru/files/zumofeniramolujixejo.pdfIn PDF document text
- http://bratislava.topenglish.sk/app/webroot/gallery/files/dorube.pdfIn PDF document text
- https://www.truckersplantparts.co.uk/ckfinder/userfiles/files/vovufodopekizorinaneb.pdfIn PDF document text
- https://dipinkrishna.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614f2f7de83ad---golezevojijilut.pdfIn PDF document text
- http://energy-labels.com/userfiles/file/folexotimot.pdfIn PDF document text
- http://studiomistretta.com/userfiles/files/77861535100.pdfIn PDF document text
- https://phatgiaolongan.com/upload/ckupload/files/dokewutejosaxevefajirokor.pdfIn PDF document text
- https://fminterativa.net/cms/plugins/ckfinder/userfiles/files/munopow.pdfIn PDF document text
- http://lavera.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613f8af0acea7---74730938506.pdfIn PDF document text
- http://abwlondonblvd.com/uploads/files/37631214155.pdfIn PDF document text
- http://mc-opony.pl/files/file/vilirelinixunuro.pdfIn PDF document text
- http://andlupa.com/userfiles/file/90700005019.pdfIn PDF document text
- http://medicapoland.pl/uploaded/file/gakiravaxusuj.pdfIn PDF document text
- https://www.lorenzofranzone.it/wp-content/plugins/super-forms/uploads/php/files/578d012c3f14eb704f8172778e801945/kizadetopipesanekazuj.pdfIn PDF document text
- http://abwmarlboropike.com/uploads/files/bozatexawebatuxopigu.pdfIn PDF document text
- http://esteticka-stomatologie.cz/files/content/file/59459910387.pdfIn PDF document text
- http://7profi.net/userfiles/file/99861355575.pdfIn PDF document text
- https://wemservice.com/ckfinder/userfiles/files/93151183098.pdfIn PDF document text
- http://www.css-jp.com/upfile/files/2021/09/24/89945730362.pdfIn PDF document text
- https://chogmai.org/ckfinder/userfiles/files/17162019053.pdfIn PDF document text
- https://volandovia.it/public/fileeditor/file/55177765927.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=my+hero+full+moviePDF 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_off0000b399.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB399 | 14208 bytes |
SHA-256: f0c09cba2fc7f49a703230ba23fd7c6500b47a2cee72319ebc66a3ed0ec82b83 |
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font_01_sfnt_off0000d74d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD74D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ef64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF64 | 10220 bytes |
SHA-256: 74de4c4077bda3703b94d3ddbd6acc59546f04f0c96bb11ffcd94dc422739b6a |
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