MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Several heuristics point to the PDF acting as a link farm, with many embedded URLs pointing to compromised WordPress sites and disposable hosting. The document body is unreadable, but the presence of numerous links suggests a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 https://www.teppiche-waschen-hamburg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ae51a2ab1fb---51588268831.pdf In PDF document text
- https://cnc-ar.ro/files/file/sezopilupo.pdfIn PDF document text
- https://siangyun.com/upfiles/editor/files/wadubenik.pdfIn PDF document text
- https://amirep.com/wp-content/plugins/super-forms/uploads/php/files/36f8974fc6235c2fdc3715cb3e79656d/24999397950.pdfIn PDF document text
- https://cairparavel.ro/app/webroot/files/userfiles/files/gototanorilimusukulofev.pdfIn PDF document text
- http://chithanhplastics.com/uploads/userfiles/file/neruwexutanekipuxemeginoj.pdfIn PDF document text
- http://www.catalogodecineargentino.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609027fa4e5af---tegiw.pdfIn PDF document text
- https://windsbs.biz/files/file/zusonimarunila.pdfIn PDF document text
- https://postscriptproductions.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f0d55a1757---muwawesopunamop.pdfIn PDF document text
- http://dachastyle.com/userfiles/file/kibirojijonug.pdfIn PDF document text
- http://aihyang.com/userfiles/file/89809347475.pdfIn PDF document text
- http://webinaris.blog/ckfinder/userfiles/publics/files/kusilozuragakimuledul.pdfIn PDF document text
- https://www.tctnanotech.com/wp-content/plugins/super-forms/uploads/php/files/4932534324ca91e4fb2697d6267473b9/13876529443.pdfIn PDF document text
- https://agilitynd.com/wp-content/plugins/super-forms/uploads/php/files/2e60b23901c0d5eb4188e0440d7e5ebf/75559773346.pdfIn PDF document text
- https://thriveelearning.com/wp-content/plugins/super-forms/uploads/php/files/14f62464ced68e61255d4f84f967f096/72039811865.pdfIn PDF document text
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160b9e59716a1c---71526430150.pdfIn PDF document text
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/16112915fa901f---18806213519.pdfIn PDF document text
- https://afriqueitnews.com/wp-content/plugins/super-forms/uploads/php/files/b88f32824081a3438f5f870b2836ef24/fafisujumiwupixekesomuni.pdfIn PDF document text
- https://valserve.in/web/k/main_admin/ckfinder/userfiles/files/miput.pdfIn PDF document text
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f1e28b4f52---xavufolezosadatu.pdfIn PDF document text
- https://ekselantechnology.solutions/ckfinder/userfiles/files/zuliw.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb01c18918---zulid.pdfIn PDF document text
- http://vitalenzyme.com/uploads/fckupload/file/levekulubofajoganibezuw.pdfIn PDF document text
- https://apoc.com.au/wp-content/plugins/super-forms/uploads/php/files/be6daa1330c61de441608d213416a99e/bunanidinuzajavexono.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=wendler+531+forever+pdfPDF 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_off0000f43a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF43A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010c4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C4C | 18708 bytes |
SHA-256: 9a5b82bc212d34b3a4b36fbb42140826e3e2ebcf6595481a6879e996f66f0cd7 |
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font_02_sfnt_off00013d7f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13D7F | 10388 bytes |
SHA-256: 5a147bc86a83faf22795b615f03984f94d4a6a7bcb0253031928d5ef14eb52c7 |
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