MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of embedded URLs, many of which point to compromised CMS uploads or disposable hosting, indicating a link farm designed for redirection. The ML classifier strongly flagged this PDF as malicious, supporting the assessment of a malicious intent. No scripts were extracted, and the document body was unreadable, so the primary attack vector appears to be the exploitation of user trust through deceptive links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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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://kfoodntea.com/dataroom/file/juvebu.pdf In PDF document text
- https://forexinc.ca/upload/editor/file/kagapefasafana.pdfIn PDF document text
- https://kozlovka.mebel18.com/uploads/files/45088941871.pdfIn PDF document text
- https://trichynext.com/wp-content/plugins/super-forms/uploads/php/files/b2e434547ccd057f4b15eb080f7f20be/mirixupejotajive.pdfIn PDF document text
- https://www.comperat-89.fr/ckfinder/userfiles/files/21088576525.pdfIn PDF document text
- https://tvmreza.tv/ckfinder/userfiles/files/nerosatozetadolakababizox.pdfIn PDF document text
- https://yastudio.net/wp-content/plugins/super-forms/uploads/php/files/eaeb177fd98190fca2662294e7f94710/medanigalukesutesabofate.pdfIn PDF document text
- https://pacantioquia.org/aym_image/files/17729440416.pdfIn PDF document text
- http://eg-connect.com/uploads/editorfiles/file///99603327257.pdfIn PDF document text
- http://ladyqueen.it/userfiles/files/nowewefurej.pdfIn PDF document text
- https://htchninc.com/d/files/mepavopupuwavusatal.pdfIn PDF document text
- https://arhstroi.by/uploads/files/13222141250.pdfIn PDF document text
- https://hkbca.org/UploadFiles/file/20210919114711162.pdfIn PDF document text
- http://stowarzyszeniemalyksiaze.eu/img/upload/files/3849866557.pdfIn PDF document text
- https://xedulichhaiphong.vn/images/news/files/noparaxemavizi.pdfIn PDF document text
- https://faresaldabbous.com/uploads/file/2084230324.pdfIn PDF document text
- http://jgbt.us/pds/userfiles/files/lonidepefe.pdfIn PDF document text
- http://lukasikgroup.pl/Image/files/bugosojosarebokama.pdfIn PDF document text
- http://shengyaweb.com/uploadfile/file/2021091006201399.pdfIn PDF document text
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/dcde39c98218b5a1ed8f9a22126b4363/taruxoxanatakirutu.pdfIn PDF document text
- https://globalcircle.club/userfiles/file/nejoti.pdfIn PDF document text
- http://hizirferforje.com/admin/fckeditor/editor/images/file/kavekukisiwodolewaj.pdfIn PDF document text
- http://waycreon.net/bhaskar/yii/upload/files/guganulomeno.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=top+gun+2+full+movie+watch+onlinePDF 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_off0000f914.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF914 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001112b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1112B | 10996 bytes |
SHA-256: a56fe02f00da4596992d414c4659a4325d4c2f4a94708417e9043c5c3bed6968 |
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font_02_sfnt_off00012aa9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AA9 | 17596 bytes |
SHA-256: 45e8bcd4d88a31d874e5687edd960d335fd7d1494830ce8177babf64c5bdd698 |
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