MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to disposable hosting or compromised WordPress sites, suggesting a link farm designed to redirect users. While no scripts were explicitly extracted, the nature of the URLs and the detection names imply a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://laborke.ru/uplcv?utm_term=how+to+transfer+photos+from+android+to+laptop+using+bluetooth PDF link annotation
- http://termosystem.pl/userfiles/file/37730385419.pdfIn PDF document text
- https://cafemocion.com/userfiles/file/16605740937.pdfIn PDF document text
- http://teraval.cz/res/file/bebidima.pdfIn PDF document text
- http://etkindenetim.com/resimler/files/51491108259.pdfIn PDF document text
- http://comicpapyrus.com/wp-content/plugins/super-forms/uploads/php/files/6542455e9c4a9e9ca39e0f27c23a840c/92785049284.pdfIn PDF document text
- http://maynenkhipuma.vn/quangbasanpham/app/webroot/upload/image/files/3218345018.pdfIn PDF document text
- http://viswinkelindex.nl/images/uploads/zasunomefexew.pdfIn PDF document text
- http://richmediahouse.com/admin/uploads/file/17370961102.pdfIn PDF document text
- http://beautifulmoda.com/userfiles/files/87932698128.pdfIn PDF document text
- http://www.lentilles-progressives.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1613abdfa05de1---voxaf.pdfIn PDF document text
- http://imobilestore.de/userfiles/file/mesegi.pdfIn PDF document text
- http://rioairporttransfer.com/ckfinder/userfiles/files/tozix.pdfIn PDF document text
- https://pointswestliving.com/ckfinder/userfiles/files/66352847557.pdfIn PDF document text
- https://renteci.com/imagens/file/1797697213.pdfIn PDF document text
- http://tangneylaw.com/admin/images/file/78959322591.pdfIn PDF document text
- http://transportdiverse.com/uploads/files/8899296881.pdfIn PDF document text
- https://shaplaconsulting.com/app/webroot/ckfinder/userfiles/files/savinavibe.pdfIn PDF document text
- https://isosklo.cz/uploads/38048365999.pdfIn PDF document text
- https://doctmcooper.com/userfiles/files/vegewuraraka.pdfIn PDF document text
- http://tns-china.cn/editor_upload_image/file/gakejelodiburivagibexolo.pdfIn PDF document text
- http://www.eflox.net/wp-content/plugins/formcraft/file-upload/server/content/files/1613107888b474---86822534760.pdfIn PDF document text
- https://loffoxfitness.mvwebsolution.com/userfiles/files/46312470113.pdfIn PDF document text
- https://salonrewards.ca/images/file/galaxuniladimawofujazudoj.pdfIn PDF document text
- http://htwy.com/upload/file/gugixenekuzeloriwevav.pdfIn PDF document text
- 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_off0000e31a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE31A | 11260 bytes |
SHA-256: 16be6e66ae146fc45999fa737661dd79e718298fda643286838de02fa893f22c |
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font_01_sfnt_off0000fce7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCE7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000114f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114F9 | 17208 bytes |
SHA-256: a2f7b138b1bf4156b4cea32f91c5c41508bc2727e01dabc32c3bf8b444c95b0c |
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