MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious Link
The PDF contains numerous embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, indicating a link farm designed to direct users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://thehouseproduction.net/file/melewivomo.pdf In PDF document text
- http://timnhanhonline.net/upload/files/48380148983.pdfIn PDF document text
- https://allegypttours.net/userfiles/files/tisuz.pdfIn PDF document text
- http://spc1991.com/ckfinder/userfiles/files/60094671144.pdfIn PDF document text
- https://alkirbilaw.com/userfiles/files/lizetot.pdfIn PDF document text
- http://self119.net/upload/userfiles/2021/09/files/210906000721.pdfIn PDF document text
- https://patriciogaete.com/upload/file/tenesamu.pdfIn PDF document text
- http://quiltingacademy.com/fckeditor/userfiles/file/98201650133.pdfIn PDF document text
- http://argyleliquidations.com/userfiles/files/vekevatasi.pdfIn PDF document text
- http://sz-nuoyi.com/Upload/file/2021090105092985260.pdfIn PDF document text
- https://terracetemayonetim.com/upload/ckfinder/files/fowetirataridasozekizawi.pdfIn PDF document text
- http://peneleos.pl/userfiles/file/jamuzuserumowuxof.pdfIn PDF document text
- http://conomiya.com/images/uploadedimages/file/mavumuxisikotudorowegev.pdfIn PDF document text
- http://mobilni-kadernictvi.cz/files/file/kafezobojepuluvu.pdfIn PDF document text
- http://tantusmarina.com/UserFiles/file/72556292711.pdfIn PDF document text
- http://globalroomplus.com/bot/ckfinder/uf/files/64222318654.pdfIn PDF document text
- https://shellserva.nl/docs/Image/file/71109668002.pdfIn PDF document text
- http://www.icodar.com/wp-content/plugins/formcraft/file-upload/server/content/files/161309730a79b2---sikidax.pdfIn PDF document text
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161342703a1604---46619369323.pdfIn PDF document text
- http://aarogyamedico.com/userfiles/file/lozurapinafikomemoki.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613830144e93f---87083985320.pdfIn PDF document text
- http://khocabien.com/uploads/files/53380686442.pdfIn PDF document text
- https://bepxuyenviet.com/upload/files/javebalujixoretor.pdfIn PDF document text
- http://jcpingie.be/public/files/13986398619.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=can+i+connect+a+phone+to+a+tvPDF 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_off0000c8b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC8B5 | 17488 bytes |
SHA-256: 7e91e1f26ba409d368b5951f906ff79c0d45dc1b7ca097753f9407154ead4854 |
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font_01_sfnt_off0000f536.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF536 | 10252 bytes |
SHA-256: 4b5c3e38c664d192d88307ec8834f7cad69c683a8659203db3ba61e171b974fb |
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font_02_sfnt_off00010c3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C3D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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