MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload storage or disposable hosting, 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 distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://parkergeneralcontractors.net/userfiles/file/kogutirumorutuwidipogu.pdf In PDF document text
- http://flynewsletter.com/uploads/file/24942446695.pdfIn PDF document text
- http://denledmpe.com/upload/files/jizefoxusudugoreramaka.pdfIn PDF document text
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160ccd52a503fb---xewuvomireposelonipa.pdfIn PDF document text
- http://aloeverajuice.cz/files/file/80136192841.pdfIn PDF document text
- http://festivaldeliteraturadepereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b300c91050---wedexosezosuvoba.pdfIn PDF document text
- http://viral-list-machine.com/ckfinder/userfiles/publics/files/67455488024.pdfIn PDF document text
- http://kingnature.ru/files/files/30731614551.pdfIn PDF document text
- http://nature-revive.org/files/file/gaworo.pdfIn PDF document text
- http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/160bac069dc1ff---tamumepuvirosidubisi.pdfIn PDF document text
- http://srilakshmienterprises.net/uploads/padusamer.pdfIn PDF document text
- http://zonwering-nederland.eu/ckfinder/userfiles/files/jagevi.pdfIn PDF document text
- http://www.lugashotel.com/data/editorfile/78194593065.pdfIn PDF document text
- http://countrysquirefoods.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0a8ddcfb0b---lifogorubazizijalox.pdfIn PDF document text
- http://kutscher-customs.de/gfx/userfiles/files/56695758994.pdfIn PDF document text
- http://www.darvidproperty.com/news/file/82654629111.pdfIn PDF document text
- https://maxim-catering.de/wp-content/plugins/super-forms/uploads/php/files/jrij9ef82bf03me52m0bdi06pv/kulumadasowuposab.pdfIn PDF document text
- http://www.buildingmalawi.com/images/uploaded/documents/pamizabebu.pdfIn PDF document text
- http://matchonusa.com/uploads/files/kikowa.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=mathematical+methods+for+physicists+and+engineers+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_off0000d690.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD690 | 11176 bytes |
SHA-256: 2770ab67dbb2365efd7e312fe6dbece382b2bd2f3b2f89a5a47e8d4600fd13da |
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font_01_sfnt_off0000f056.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF056 | 17572 bytes |
SHA-256: f0367ea7a4fea66fa1ce594eb12360ff59be66cdbf013fa519c19d065e0149a5 |
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font_02_sfnt_off00011dd2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DD2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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