MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs that form a link farm, a common tactic for directing users to malicious sites. Heuristics indicate these links are hosted on disposable or compromised domains, suggesting a phishing or malware distribution scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or trojan delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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 http://jawarakreasi.com/file/69413797563.pdf In PDF document text
- https://www.prshots.com/ckfinder/userfiles/files/83190236906.pdfIn PDF document text
- http://csc-028.com/userfiles/file/20210911042212_zo8w3v.pdfIn PDF document text
- http://patrick-vallot.com/upload/files/xomazore.pdfIn PDF document text
- http://minhledtran.com/luutru/files/1216982996.pdfIn PDF document text
- http://ibconsulting.it/userfiles/files/36263492389.pdfIn PDF document text
- https://www.nobleorthodontic.com/wp-content/plugins/super-forms/uploads/php/files/61690391c8767068db573358698c88c1/53982833437.pdfIn PDF document text
- https://bientannamhuy.com/wp-content/uploads/files/26482121949.pdfIn PDF document text
- http://elementyzlaczne.pl/media/file/47632687158.pdfIn PDF document text
- http://recruiters-zone.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140abbc98e5d---fezesowenisubav.pdfIn PDF document text
- http://pwr-tech.ru/userfiles/file/86821373420.pdfIn PDF document text
- http://hkwwta.org/userfiles/tugurirewijupurune.pdfIn PDF document text
- https://lmetinternationalschool.in/ckeditor/ckfinder/userfiles/files/kixovo.pdfIn PDF document text
- https://shindah.com/images/ckeditor_img/files/51110260956.pdfIn PDF document text
- http://karmakonnect.org/DrumiBhatt/karmakonnect.org/Final/ckeditorimage/files/zidamilaxodavutu.pdfIn PDF document text
- https://www.sharpeningfactory.com/wp-content/plugins/formcraft/file-upload/server/content/files/161386df615f70---63277056750.pdfIn PDF document text
- http://www.novosib-sport.ru/ckfinder/userfiles/files/36199788773.pdfIn PDF document text
- https://www.luthier-auxerre.fr/ckfinder/userfiles/files/2690343332.pdfIn PDF document text
- https://stopserv.ru/files/file/gomiji.pdfIn PDF document text
- http://xycrusher.com/d/files/44345185404.pdfIn PDF document text
- https://israelonthehouse.com/wp-content/plugins/formcraft/file-upload/server/content/files/161429e6890203---41398072138.pdfIn PDF document text
- http://zdrowejaja.com/Upload/file/91213669021.pdfIn PDF document text
- https://kocgrafikavukatwebsitesi.demowebsiteleri.com/upload/files/78416561872.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=android+authority+appPDF 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_off0000da11.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA11 | 16980 bytes |
SHA-256: e6eb95627c644f9d8e7ca735c3473b1a1adfcbf1520877290f4af4eb24d3119c |
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font_01_sfnt_off0001067d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1067D | 10340 bytes |
SHA-256: 322b6093cc792aeb2a28f71aee8e72a3b8346ca9f4bd678c48b61c0bdf894ee1 |
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font_02_sfnt_off00011dbd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DBD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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