MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links to external websites, many of which are hosted on disposable domains or compromised CMS upload directories, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://rentappli.com/tinymce/jscripts/tiny_mce/plugins/phpimage/phpimage/upload/images/file/69658368871.pdf In PDF document text
- https://kitchensofdiablo.com/upload/file/92925192273.pdfIn PDF document text
- https://activepymes.com/pub/file/34151062169.pdfIn PDF document text
- http://www.nagsa.es/ckfinder/userfiles/files/7672780785.pdfIn PDF document text
- https://www.getfitcrew.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134c4ead97fe---falulotowezufavowofineso.pdfIn PDF document text
- http://asfalon.com/__files/file/32762378836.pdfIn PDF document text
- http://odontoflash.eu/userfiles/files/buromirenimaraziravigikax.pdfIn PDF document text
- http://cnmrobotics.com/files/files/roguvo.pdfIn PDF document text
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f88f1b6ee2---puvepudujowe.pdfIn PDF document text
- http://makesomenoise.hu/upload/file/wifalemanesujuwuvej.pdfIn PDF document text
- https://lufty.cz/UserFiles/files/niwavurafaloj.pdfIn PDF document text
- https://bomando.bomsolar.com/uploadfiles/files/varikarure.pdfIn PDF document text
- http://abakus-routing.co.uk/ckfinder/userfiles/files/92854463276.pdfIn PDF document text
- http://mariekevanvlierden.nl/survey/userfiles/files/pisataguparub.pdfIn PDF document text
- https://ckmusicdesign.nl/userfiles/file/funikidox.pdfIn PDF document text
- http://truhlarstvisollner.cz/data/file/zojalix.pdfIn PDF document text
- https://lostsoulsmemorialnj.org/wp-content/plugins/super-forms/uploads/php/files/f750ef7793962b145d7de51f30e326fe/16632566183.pdfIn PDF document text
- http://noithattamphuong.com/upload/files/figejo.pdfIn PDF document text
- https://ilonew.tasksplan.com/userfiles/files/69675524825.pdfIn PDF document text
- https://lee-trading.tw/archive/upload/files/fesuberenubozipodiduvem.pdfIn PDF document text
- http://kqcme.yiaiwang.com.cn/upload/files/gosezusalivupaniwugito.pdfIn PDF document text
- https://doan295doson.vn/namthuan/images/news/files/79161982346.pdfIn PDF document text
- https://makenie.com/upload/files/65611403985.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=the+fall+of+ancient+chinaPDF 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_off0000df50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF50 | 10128 bytes |
SHA-256: 913da6f5117d198cd6fb179e321559e8b8dfc59d86136edde9e9c693f499ec48 |
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font_01_sfnt_off0000f5d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5D7 | 19324 bytes |
SHA-256: 3dbb19ac77b06d3d0aa9599c7aa10c830795929775f50bb95dc6557a4f59d430 |
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font_02_sfnt_off0001288c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1288C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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