MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code. The presence of multiple links pointing to potentially compromised WordPress upload directories suggests a link farm designed to host and distribute further malicious content. ClamAV and ML classifiers strongly indicate malicious intent, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9966
Heuristics 7
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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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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 http://manufim.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1608be873dd3e5---14624953354.pdf In PDF document text
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160921543850da---16098867157.pdfIn PDF document text
- http://parkwestresidences.com/wp-content/plugins/formcraft/file-upload/server/content/files/160784af15e844---489583776.pdfIn PDF document text
- http://akkoryazilim.com/userfiles/file/37400855460.pdfIn PDF document text
- http://churchliferesources.org/wp-content/plugins/formcraft/file-upload/server/content/files/160800d494f2e8---20349043357.pdfIn PDF document text
- https://europeancustomtailor.com/wp-content/plugins/super-forms/uploads/php/files/a8275f851f4ba05140849bcd0bc6696d/31945962472.pdfIn PDF document text
- http://xn--80aaeiengkwpz6p.xn--p1ai/pub/file/68643892908.pdfIn PDF document text
- https://octvads.site/js/ckfinder/userfiles/files/baxolezodowuxogabexoref.pdfIn PDF document text
- http://xn--42-6kcdlkbomh7beggito5p.xn--p1ai/userfiles/file/gusilokom.pdfIn PDF document text
- https://sarujiovalente.com/wp-content/plugins/super-forms/uploads/php/files/vtkr30ffbho55v5jekc7b0778a/50590263122.pdfIn PDF document text
- http://www.mostenpo.jp/userfiles/files/67769969890.pdfIn PDF document text
- https://www.goldenplanet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16087827ade25e---jaxuzajubidokazogit.pdfIn PDF document text
- http://massageindex.nl/images/uploads/32245436067.pdfIn PDF document text
- http://mesotects.com/wp-content/plugins/formcraft/file-upload/server/content/files/160801a09a4740---daxonavifunimu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=may+the+deceased+rest+in+peacePDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e8e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8E9 | 16624 bytes |
SHA-256: c1dcbde4c6f6e19ef09cc544ec897839be4bf939e7ecaeaad5fb302a3e617bc6 |
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font_01_sfnt_off00010051.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10051 | 10552 bytes |
SHA-256: 41300f78ced2e0098b207bf952e080b7b415194d05adfc1fbe845abd3d12b57a |
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font_02_sfnt_off00011852.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11852 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_03_sfnt_off00013064.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13064 | 19260 bytes |
SHA-256: 34004101a12e9ee888fa40a4cc66003cc23e6eb4f0cf6a7f1c19640c106c6773 |
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