MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically identified as a phishing trojan. It contains numerous links pointing to compromised WordPress upload storage and disposable hosting, suggesting a link farm designed to distribute malware. The presence of embedded URLs and the heuristic indicating a 'download button' lure further support the conclusion that this document is intended to trick users into downloading malicious payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://ambvetfanini.eu/userfiles/files/vugelitaxolez.pdf In PDF document text
- http://bertrandetgastineaudesigners.com/userfiles/file/butalozefine.pdfIn PDF document text
- http://inlikeflintlogistics.com/wp-content/plugins/formcraft/file-upload/server/content/files/16109043f7ccc0---74984220446.pdfIn PDF document text
- https://eminenceconstruction.ca/viking1/uploads/files/88962552741.pdfIn PDF document text
- http://architettipassarinmarzotto.com/userfiles/files/wipexejokejozulej.pdfIn PDF document text
- https://www.alpha-dynamics.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160d57d597a453---83036921523.pdfIn PDF document text
- https://www.bouldersudbury.org/wp-content/plugins/formcraft/file-upload/server/content/files/160abfefee402d---vojijapidisukimepuvovej.pdfIn PDF document text
- https://korovin.org/site/img_ufiles/xudakavolanepunivesotowob.pdfIn PDF document text
- https://www.albriug.com/static/editor/ckeditor/ckfinder/upfile/files/30284464721.pdfIn PDF document text
- https://signaturetowerpune.com/wp-content/plugins/super-forms/uploads/php/files/n4qtfpqtt4c0rlg87m9g5nhs33/63864290838.pdfIn PDF document text
- https://educationindiajournal.org/ckfinder/userfiles/files/10339493805.pdfIn PDF document text
- https://amenajarisiconstructii.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16079a45eae08d---98773552009.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608073d13a342---dusowumivitobokanobates.pdfIn PDF document text
- https://morethancleaningservices.com/wp-content/plugins/super-forms/uploads/php/files/d8c5252e317540d595925af3b1929abe/nuxakokodoseketozegoxu.pdfIn PDF document text
- http://bkm-market.net/userfiles/file/12394665124.pdfIn PDF document text
- http://on-video.com/movies/movie_data/file/14187384172.pdfIn PDF document text
- https://humanistbeauty.com/wp-content/plugins/super-forms/uploads/php/files/t5nqh8b2eo9q72o0o0far3lj0u/dedodorugufegojuxuvukika.pdfIn PDF document text
- https://ascinfratech.com/clientprojects/trading/file/5433460933.pdfIn PDF document text
- https://howardsteeves.com/wp-content/plugins/super-forms/uploads/php/files/344e7fcb1a34ea8dbae426fd12024a07/29055191434.pdfIn PDF document text
- http://www.sospapa24.com/lib/ckfinder/imgupload/files/76978469138.pdfIn PDF document text
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/ef2u3etb6naqejp59idfc6r25a/vofumoliganukesipe.pdfIn PDF document text
- http://bachova-terapia.sk/images/file/dokixipi.pdfIn PDF document text
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160fea22e2b2f5---pidufejumek.pdfIn PDF document text
- https://israelonthehouse.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b4cf97197d7---kivope.pdfIn PDF document text
- http://bethanybaptistcolumbus.org/clients/75549/File/827762989.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=sainik+school+entrance+exam+book+free+download+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_off0000dd8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD8A | 18492 bytes |
SHA-256: eed1a7dbb075eec9e4936f017d89ad04f5570022ab3b89ae4f22d96af80f6a70 |
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font_01_sfnt_off00010d66.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D66 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001257d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1257D | 11380 bytes |
SHA-256: 8138370898069e1b8f49bec53a80186ffb320e7afd9ccba843b310b9721d9f33 |
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