MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to disposable hosting or compromised WordPress sites, indicating a link farm designed to distribute traffic. The ClamAV detection and ML classifier strongly suggest malicious intent, likely for phishing or distributing further malware. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' directly supports the link farm attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://fiscconsulting.com/userfiles/file/bilemididopuku.pdf In PDF document text
- http://mobilahomedesign.com/userfiles/files/25448426232.pdfIn PDF document text
- http://farmandari-sarvestan.ir/images/news/files/rozubesuju.pdfIn PDF document text
- https://mimpiindah1.com/contents/files/letafuwurenik.pdfIn PDF document text
- http://georgewongdesign.com/gwd/upload/files/menijulatokevujusop.pdfIn PDF document text
- http://turnwealthy.com/ckfinder/userfiles/files/34524522595.pdfIn PDF document text
- http://gzafjc.com/uploadfile/files/86246934024.pdfIn PDF document text
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/16150f7b70eb68---jalameketufusalu.pdfIn PDF document text
- https://playindiano1.in/ckfinder/userfiles/files/mulafevadaxuwo.pdfIn PDF document text
- https://szallas-karpatalja.hu/upload/dogatepu.pdfIn PDF document text
- https://amzentransportationindustries.com/admin/imagetemp1/file/gobalukarakofivomevu.pdfIn PDF document text
- http://hotelniagararimini.eu/userfiles/files/58409343754.pdfIn PDF document text
- http://geojeoceanhotel.com/userfiles/file/20210926021321.pdfIn PDF document text
- https://www.entornopublicitario.com/wp-content/plugins/super-forms/uploads/php/files/e9b76db450ea86e634aec03e2d0e6d8f/52738086866.pdfIn PDF document text
- http://jjw-led.com/userfiles/file/2107498796.pdfIn PDF document text
- https://pierrelemagicien.com/userfiles/file/buxajabamaguruz.pdfIn PDF document text
- http://smenergy.kr/uploaded/file/5508835716148191bed02c.pdfIn PDF document text
- http://upsshop.ru/ckfinder/userfiles/files/24696388753.pdfIn PDF document text
- https://rubin2000-distribuitorshop.ro/userfiles/file/sanawewaguguma.pdfIn PDF document text
- https://saraelv.no/wp-content/plugins/formcraft/file-upload/server/content/files/16138ebd2955fd---xigovanagumuzobumelop.pdfIn PDF document text
- http://kronospan-mofa.hu/editor_up/46504167817.pdfIn PDF document text
- https://sooryasales.com/uploads/file/rosobizipo.pdfIn PDF document text
- http://stefani.cz/fck/file/55197521286.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=application+layer+of+a+networkPDF 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_off0000b0d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB0D4 | 10576 bytes |
SHA-256: a3533aa65ca7c8ae4fd022b9e1a2009ad428196dc13317ac354ad1b0589597f6 |
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font_01_sfnt_off0000c943.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC943 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e155.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE155 | 15128 bytes |
SHA-256: e8625fb49eee914d745ca36a16c1862ac816d0a14995ee7d1e6a61eec2b86e99 |
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