MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded URLs, many of which point to compromised websites or disposable domains, indicating a link farm designed to lure users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 https://queure.ru/uplcv?utm_term=that%27s+the+sound+of+the+police+woop+woop PDF link annotation
- http://alumcity.ru/userfiles/file/82105762229.pdfIn PDF document text
- https://delphin-restaurant.com/ckfinder/upload/files/25638829922.pdfIn PDF document text
- http://vetcasatenovo.it/userfiles/files/27169501077.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/5ggpgovemr49d6kqg6mulchmvk/lusizisudoregesepijele.pdfIn PDF document text
- http://www.sbawerribee.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/161365a4ace370---72697109838.pdfIn PDF document text
- http://stilistspb.online/public/files/uploads/files/neponobekepurepiwunu.pdfIn PDF document text
- http://mxag.com/upload/browse/file/votukef.pdfIn PDF document text
- https://www.passion-rnd.com/upfile/files/2021/09/05/kitilojavi.pdfIn PDF document text
- http://parbatsamajjapan.com/img/files/files/bezixofijexovawe.pdfIn PDF document text
- http://www.39koratmachinery.com/file_upload/files/62730608132.pdfIn PDF document text
- https://artesapanaderia.xyz/aym_image/files/sivubunopa.pdfIn PDF document text
- http://www.impactit.in/ckfinder/userfiles/files/sepuviwitasigusogasimuda.pdfIn PDF document text
- http://snailgame.ru/upload/files/20210921192836.pdfIn PDF document text
- https://kinhdoanhvaphapluat.com/img-dn/files/najomusupegus.pdfIn PDF document text
- https://ketgate.eu/wp-content/plugins/super-forms/uploads/php/files/ca92708b7ef3da6008e96ed3cdeaefa8/36227589446.pdfIn PDF document text
- http://www.theagentpipeline.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137a20b31a2e---46537978535.pdfIn PDF document text
- http://stellarvvv.ru/ckfinder/userfiles/files/98727371317.pdfIn PDF document text
- https://actionsporting.com/userfiles/files/falifalezesex.pdfIn PDF document text
- http://www.uvhk.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613944e1755d4---14644084123.pdfIn PDF document text
- http://ilsogno-bomboniere.com/userfiles/files/4760057943.pdfIn PDF document text
- https://pottoka.info/files/galeria/files/50508566458.pdfIn PDF document text
- https://baust.edu.bd/app/webroot/ckfinder/userfiles/files/89632153040.pdfIn PDF document text
- http://www.s-prom.si/fileupload/file/jelozowafug.pdfIn PDF document text
- http://fujavietnam.com/images/Download/lamon.pdfIn PDF document text
- https://hoanghaie.com/Images_upload/files/xajorexuwepotelazusap.pdfIn PDF document text
- 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_off0000d25f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD25F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ea71.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA71 | 17336 bytes |
SHA-256: 16d8d9c8ccd7d036b07133d7e999cc240422026d92b08da29ae8b72a2adafa00 |
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font_02_sfnt_off00011758.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11758 | 10800 bytes |
SHA-256: 912a32c49bdd8b996f8943471357e89dd28f2d1d3db621d152f915ae44606df5 |
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