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 directories. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of using disposable hosting for link farms. ClamAV detection and ML classification strongly suggest malicious intent, likely for phishing or distributing further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9937
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://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/160991816c31e3---48599842009.pdf In PDF document text
- https://fitnessrev.net/wp-content/plugins/super-forms/uploads/php/files/1h2i5qoekh7q6d6rklvmevfula/34236571628.pdfIn PDF document text
- https://alismobile.co.uk/wp-content/plugins/super-forms/uploads/php/files/43154a203a6b520602a45021024a4538/siluneked.pdfIn PDF document text
- http://dagmar-e.de/userfiles/file/tigolulupagofoturowop.pdfIn PDF document text
- http://bruisedreedfoundation.org/clients/4/4d/4d9d7eec3bf3a09fa0457ace138f6a4e/File/15832512249.pdfIn PDF document text
- http://donkaew-furniture.com/ckfinder/userfiles/files/9311381902.pdfIn PDF document text
- http://gostium.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bc4d279e30a---rojuka.pdfIn PDF document text
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f083a7beed---vumelegulatom.pdfIn PDF document text
- http://svs-pm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f8f4ed9644---75095592308.pdfIn PDF document text
- http://master-sign.ru/ckfinder/userfiles/files/luvatotapirineguzegig.pdfIn PDF document text
- http://www.kmclogistics.com/wp-content/plugins/super-forms/uploads/php/files/3c6ab7c5d0daf4fe1f885d4d5147fa56/59966810308.pdfIn PDF document text
- https://extremetour74.ru/wp-content/plugins/super-forms/uploads/php/files/de7661441e9a7c5d2e8ad1130241e4ad/wexebibalodelu.pdfIn PDF document text
- https://www.hungarianassociation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b78d1a53024---bakojepad.pdfIn PDF document text
- http://maxidmum.com/images/upload/fck/file/mifewiwabagobi.pdfIn PDF document text
- http://kirilmazbardak.com/userfiles/file/vasaxisugukupoxexewizez.pdfIn PDF document text
- https://woodfur.in/userfiles/file/31086214625.pdfIn PDF document text
- http://greece-ex.com/images/blog//file/47741777215.pdfIn PDF document text
- https://kvgrup.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/16090a44542cfe---tixifulepovamekaxenepinat.pdfIn PDF document text
- https://ckmandarin.com/uploads/24839548444.pdfIn PDF document text
- http://www.hypnotiseur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b4c3ff1ad6c---15144688755.pdfIn PDF document text
- https://castel.ro/userfiles/file/49180174706.pdfIn PDF document text
- http://smithmurdock.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f4ba60a6ca---tawazoxalaj.pdfIn PDF document text
- https://transcendenceit.com/wp-content/plugins/super-forms/uploads/php/files/b918154d82b8e2390777178524d59376/ginodegawegerowo.pdfIn PDF document text
- http://whatifitspossible.com/ckfinder/userfiles/files/76610287445.pdfIn PDF document text
- https://wscnaturalhealings.com/wp-content/plugins/super-forms/uploads/php/files/5819675ebfc3b757a8cb42f923a049b7/10225466371.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=the+fault+in+our+stars+free+online+bookPDF 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_off000104b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104B7 | 10604 bytes |
SHA-256: 77364cf93befe7b992f95783c1e35b4586f92fdc377ad03115686e2a996716d9 |
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font_01_sfnt_off00011ce8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11CE8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000134fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x134FA | 17116 bytes |
SHA-256: 6fbd394189b3395508ecd2eb4643b58c7b3166375287feb3c848b57411048fb6 |
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