MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm pointing to compromised WordPress sites and disposable hosting, suggesting an attempt to lure users to malicious content. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure and URL targets indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://landlorddebtadvisory.com/wp-content/plugins/super-forms/uploads/php/files/o3fag63odcud42asgte4ehq293/pimibebawesawomoniluzevob.pdf In PDF document text
- https://apoiotelecom.com/imagens/img_fckeditor/file/wonazavevenanazi.pdfIn PDF document text
- http://panziofabian.hu/fck_kepek/7677012656.pdfIn PDF document text
- https://abugfreemind.com/userfiles/file/17620928730.pdfIn PDF document text
- https://antae.be/app/webroot/uploads/file/68085316868.pdfIn PDF document text
- https://vresponse.net/userfiles/file/2655791795.pdfIn PDF document text
- https://dineflon.com//files/daxivavetomavunolorako.pdfIn PDF document text
- http://washchienluoc.com/upload/file/21115841403.pdfIn PDF document text
- https://www.adcgrain.com/wp-content/plugins/super-forms/uploads/php/files/a924c0af0892ffbe036033a00d0ba5d3/lupabugiba.pdfIn PDF document text
- http://srtprogetti.eu/userfiles/files/kajowusiguwokiwuw.pdfIn PDF document text
- https://activepymes.com/pub/file/kejoteniti.pdfIn PDF document text
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/98290c214aa1989ec8cd85bc49906542/worapanifuguxavegelaje.pdfIn PDF document text
- http://feynburg-uhren.de/uploads/vepimatemovunapilofaresel.pdfIn PDF document text
- http://ersatzmonitor.de/userfiles/file/kabidakisidegibe.pdfIn PDF document text
- https://laplacedesstores.com/upload/file/39772500877.pdfIn PDF document text
- https://egyseg.eu/ckfinder/userfiles/files/gaxujeluzud.pdfIn PDF document text
- https://www.mercato.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160e7a7f05269b---kupifo.pdfIn PDF document text
- http://mijneigenlift.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609f7d281c7c2---45946165668.pdfIn PDF document text
- https://cosplay-expo.it/ckfinder/userfiles/files/98597475210.pdfIn PDF document text
- http://heldermusic.nl/ckfinder/userfiles/files/36037640325.pdfIn PDF document text
- http://sieuthihatgiong.vn/webroot/img/files/tupowatewej.pdfIn PDF document text
- http://tayles.com/uploaded/verolulegejovulexaxow.pdfIn PDF document text
- http://holidayservicemarsala.it/userfiles/files/50652795051.pdfIn PDF document text
- http://www.combatsim.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160b5948eb7b4e---13423017724.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=cell+size+is+limited+by+surface+area+worksheet+answer+keyPDF 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_off0000e281.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE281 | 16764 bytes |
SHA-256: f61b741689cfb0d8cf1f8eda422b42908ac35e5e95add7966fc4b8def71c6ec9 |
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font_01_sfnt_off00010e19.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E19 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012630.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12630 | 11364 bytes |
SHA-256: fc62aebf5933525d598c424d446519173621538e66fbde18937db93f37c69cf2 |
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