MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and multiple external URIs, with several heuristics indicating it functions as a link farm hosted on potentially compromised or disposable domains. The ClamAV detection and ML classifier strongly suggest malicious intent, likely for phishing or malware delivery. The embedded JavaScript is a common technique for exploiting PDF vulnerabilities or redirecting users.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://waelfawzy.com/userfiles/file/ In PDF document text
- http://xn--b1agjlwjc3g.xn--p1ai/ckfinder/userfiles/files/folam.pdfIn PDF document text
- https://wentworthre.com/wp-content/plugins/super-forms/uploads/php/files/dcd35a5743623e95f6ea75c56cb0f496/37822806642.pdfIn PDF document text
- https://indacphuc.com/wp-content/plugins/super-forms/uploads/php/files/cjj3mg7nmspqipvo4v5cc0ecp0/13840100543.pdfIn PDF document text
- http://bio86.fr/fichiers/53255618296.pdfIn PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609480ec3ee05---nukuxur.pdfIn PDF document text
- https://agmatbaa.com/upload/files/28987670641.pdfIn PDF document text
- http://upsshop.ru/ckfinder/userfiles/files/bowoxefutozamovanaxirakim.pdfIn PDF document text
- http://sportingclubalbinia.eu/userfiles/files/46594949762.pdfIn PDF document text
- http://banghetretunhien.com/media/ftp/file/9115292142.pdfIn PDF document text
- http://homeopathyhongkong.cn/files/disiwemetixet.pdfIn PDF document text
- http://okeefesreef.com/ckfinder/userfiles/files/latetupakuvu.pdfIn PDF document text
- https://kamber.dk/wp-content/plugins/super-forms/uploads/php/files/c4ccbe55e3d2901c0184dd132ca27caa/40870236321.pdfIn PDF document text
- http://sakirnoopo.ru/wp-content/plugins/super-forms/uploads/php/files/1f3c869d07ff6708044a1c2640456260/37312708816.pdfIn PDF document text
- http://hk-keber.de/images/file/ririzo.pdfIn PDF document text
- http://tlxzkj.com/uploads/file/162033121276.pdfIn PDF document text
- https://izharfoster.com/wp-content/plugins/formcraft/file-upload/server/content/files/160912c5f06ae2---24938203461.pdfIn PDF document text
- http://apsons.eu/files/file/sulixajobedufoxa.pdfIn PDF document text
- https://cuacuonbentre.com/upload/files/98516787206.pdfIn PDF document text
- http://kingsauto-bar.com/js/upload/files/4835465066.pdfIn PDF document text
- http://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607cd48176cd2---6959014077.pdfIn PDF document text
- https://bangvetthuong.com/luutru/files/nabilavotexisitikib.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=c%23+manualresetevent+waitone+resetPDF 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_off00010711.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10711 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011f23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F23 | 24996 bytes |
SHA-256: b068af8bdd17decbb6113bfd066420e258bd75dbc40e5eef6a4782cec6597d0e |
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font_02_sfnt_off00015f3b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15F3B | 9104 bytes |
SHA-256: fe4a9ad32d6d12da45ce8861a1e6e511df5579fd33367a5c4d1c9e774d301804 |
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