MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, pointing to numerous compromised WordPress sites and disposable hosting domains. The embedded URLs suggest an attempt to redirect users to malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9871
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://call.ae/wp-content/plugins/formcraft/file-upload/server/content/files/16076ec441bec5---mujiler.pdf In PDF document text
- http://www.deco-interieure.com/userfiles/file/feximopenu.pdfIn PDF document text
- https://joyfool.art/wp-content/plugins/super-forms/uploads/php/files/dbef7d7b7245fbb76f49d58601f63fa7/vezobe.pdfIn PDF document text
- http://iltorg.ru/upload/file/95001746107.pdfIn PDF document text
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/91d5b9b55a22a01f3e83dfd969252f08/71369541795.pdfIn PDF document text
- https://arenda1s.ru/wp-content/plugins/super-forms/uploads/php/files/a7d8ede089e33be460c5947e380b07c0/momugemiwuxufasu.pdfIn PDF document text
- https://smilepath.com.au/wp-content/plugins/super-forms/uploads/php/files/1e7da207ac28e962327d46a280a38d88/62093753227.pdfIn PDF document text
- https://www.privathospitaletkollund.com/ckfinder/userfiles/files/7722384725.pdfIn PDF document text
- https://moveo-sport.pl/userfiles/file/batomulefozu.pdfIn PDF document text
- https://astoriareiki.com/wp-content/plugins/super-forms/uploads/php/files/cf94322313adf5e39c14592591a16bd2/tunujapetubex.pdfIn PDF document text
- https://nuevocoach.co.uk/wp-content/plugins/super-forms/uploads/php/files/a88c658464917ce602c4cf7bc548bbe0/52591033814.pdfIn PDF document text
- http://e3edu.vn/public/ckfinder/core/connector/php/connector.phppublic/uploadsfiles/winepowudekip.pdfIn PDF document text
- http://rsst77.ru/upload/files/22469496216.pdfIn PDF document text
- https://nikosdimos.gr/userfiles/file/77202541763.pdfIn PDF document text
- http://www.restorationservice.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c93d9e5088d---93915701412.pdfIn PDF document text
- https://goodline.by/userfiles/file/bebuxomepufibin.pdfIn PDF document text
- http://leadingedgecorporate.com/user_images/file/81862357929.pdfIn PDF document text
- http://www.farparts.cl/wp-content/plugins/formcraft/file-upload/server/content/files/160738ca3d8013---37214665656.pdfIn PDF document text
- https://nitdgp.ac.in/uploads/userfiles/files/legemixulojiwebefipoju.pdfIn PDF document text
- http://gilbertthomasreunion.com/clients/5/5f/5f56fe696be94dde62972871c8a9bc28/File/9895570854.pdfIn PDF document text
- http://yuha.be/_files/file/58113682794.pdfIn PDF document text
- http://virus-safe-zone.com/ckupload/files/pedakegekirupewen.pdfIn PDF document text
- http://www.skupp.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160cf9a425ca47---dosetotamesilusikuw.pdfIn PDF document text
- https://thewentworthco.com/wp-content/plugins/super-forms/uploads/php/files/p9a7gu6ur8jq4q7cii2dm512g0/lujos.pdfIn PDF document text
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/9eadf8db7e97aa771eb900c36499e806/ponejetokofigojodada.pdfIn PDF document text
- http://sk-uralstroy.ru/uploads/files/bininagegigavili.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=quincy+compressor+maintenance+manualPDF 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_off0001c37f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C37F | 10808 bytes |
SHA-256: bc22a8222b5be9e6015111b4845881fb205823c7fd113ed28d171c8258ef7655 |
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font_01_sfnt_off0001dc84.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1DC84 | 20668 bytes |
SHA-256: 382ce70c8aeb3d2c5398fca4461b406777b16651973ef1eb57e8e1ffc8f05273 |
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font_02_sfnt_off00021273.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x21273 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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