MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to disposable hosting and are structured as a link farm. Heuristics indicate these are likely SEO-driven links intended to lure users to external sites. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9983
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://sunnysideclassof64.com/clients/a/ac/acc4ccb49d7935ca36198347b895393e/File/sugasozodowosumafogimapu.pdf In PDF document text
- https://hmjrgoldhockey.org/wp-content/plugins/super-forms/uploads/php/files/8c8909d9f49ee63bc9aa711dc0ba5c65/38575797739.pdfIn PDF document text
- http://discarga.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608582d1262b4---jesejeledekajoruxuvufusez.pdfIn PDF document text
- http://graphicon.hu/wp-content/plugins/formcraft/file-upload/server/content/files/1607740aabeaa5---68397657475.pdfIn PDF document text
- http://acril.ru/ufiles/files/dolixuterokamokusopowu.pdfIn PDF document text
- https://xn--64-mlcufjjaii0l.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/a0e177c0544c57e9fdae8777ea2f97be/34112310313.pdfIn PDF document text
- https://ezastupitelstvo.sk/editor_uploads/system/files/mazugifimupifekifixisawoz.pdfIn PDF document text
- https://www.emma-solutions.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608b9af9105dd---67484085111.pdfIn PDF document text
- http://driver-jazda.pl/upload/file/jujufofufopig.pdfIn PDF document text
- http://www.phonefixcomo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aad82a4b259---38180233248.pdfIn PDF document text
- https://telenovella-bg.com/files/mujeserigosesoso.pdfIn PDF document text
- https://mebelpozakazu.ru/wp-content/plugins/super-forms/uploads/php/files/ab4b8dcbf0b0bf46491c5a0d3a94b407/vafinebudejizasujum.pdfIn PDF document text
- http://chocolatycakes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160943baeebe19---rurolonovaruputojike.pdfIn PDF document text
- https://ibrahimkoc.com/images/Media/files/gupewujuber.pdfIn PDF document text
- http://thebeautyofdesign.nl/ckfinder/userfiles/files/58077149366.pdfIn PDF document text
- https://festivaldelmaridaje.com/sgi_userfiles/userfiles/files/mokubolukovavolutawejixi.pdfIn PDF document text
- http://pmdrecycling.com/wp-content/plugins/formcraft/file-upload/server/content/files/160959668e4805---sefetininijur.pdfIn PDF document text
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081b951dea17---78069296364.pdfIn PDF document text
- https://www.lumisolar.pe/wp-content/plugins/formcraft/file-upload/server/content/files/160f6fb7814e9b---54073527916.pdfIn PDF document text
- http://thietbikhachsanvinhhung1.com/upload/files/pomigividuv.pdfIn PDF document text
- http://www.satunatc.ac.th/ckfinder/userfiles/files/50199276819.pdfIn PDF document text
- http://apvn.info/userfiles/file/79858747094.pdfIn PDF document text
- http://sherwoodchambergolf.com/ckfinder/userfiles/files/45048747930.pdfIn PDF document text
- http://krevue.cz/UserFiles/File/84431418610.pdfIn PDF document text
- https://akproauto.net/nbloom/fckuploads/file/76099820749.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=ramsey+county+real+estate+recordsPDF 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_off0000e437.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE437 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fc49.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC49 | 17448 bytes |
SHA-256: 297077fa4bfd35e0fd27e29f9e9d65799efc2c057858332f716c8a480b3d583f |
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font_02_sfnt_off0001298c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1298C | 10700 bytes |
SHA-256: 88adb7c5ba92c0017f70a2f1446e6533444f54eec9f3b1d1c40c76eed00ad083 |
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