MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a ClamAV detection for 'Pdf.Phishing.Trojan'. The document contains numerous embedded URLs, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of a 'utm_term' parameter in one URL further indicates a phishing or spamming campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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://ketchas.ru/uplcv?utm_term=ngugi+decolonizing+the+mind+pdf PDF link annotation
- https://glosunspa.com/wp-content/plugins/formcraft/file-upload/server/content/files/161389745a9660---23416579448.pdfIn PDF document text
- http://nujhimachal.in/img/uploads/files/34376116495.pdfIn PDF document text
- https://www.penyembuhanholistikreiki.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613519f2db50e---76614803394.pdfIn PDF document text
- https://mannerfeltdesignteam.se/ckfinder/userfiles/files/nefisitokekabapikudid.pdfIn PDF document text
- http://tavio.su/files/file/7312582884.pdfIn PDF document text
- https://www.padanguparduotuve.lt/ckfinder/userfiles/files/fudivobexopepumegiwopage.pdfIn PDF document text
- https://thietbivesinhsonhoa.com/webroot/img/files/27509995387.pdfIn PDF document text
- http://mrs724.ir/basefile/drtiketcom/files/37608262586.pdfIn PDF document text
- http://teleinwestor.com/userfiles/file/57673221103.pdfIn PDF document text
- http://ky-auto.com/uploadfile/files/40049499823.pdfIn PDF document text
- http://stepasidemedical.com/images/uploads/file/6201383764.pdfIn PDF document text
- http://clinicaveterinariasangiacomo.it/userfiles/files/wumafonafejojuguk.pdfIn PDF document text
- http://brickform.cz/obrazky/files/74261363475.pdfIn PDF document text
- http://rzn-house.ru/upload/file/nogebuxi.pdfIn PDF document text
- http://combatkuntao.com/ckeditor/ckfinder/userfiles/files/2902490375.pdfIn PDF document text
- http://word.mn/uploads/assets/3770846999.pdfIn PDF document text
- https://member-amz-seller-system.de/wp-content/plugins/super-forms/uploads/php/files/41e8b21b2e8a25f53c4d1dd5477ef8a5/xegesujerudamiduzo.pdfIn PDF document text
- https://onderhoudnlgarantie.nl/upload/file/subuwepetulasevirawe.pdfIn PDF document text
- https://badanie-wody.pl/galeria/file/pobewijenivuketekitum.pdfIn PDF document text
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e9a94d9e6f---4627545873.pdfIn PDF document text
- https://sealand-pptc.com/userfiles/file/15527489204.pdfIn PDF document text
- http://biometria.pl/photos_fck/file/20141544769.pdfIn PDF document text
- http://emploi.nat.tn/ckeditor/ckfinder/userfiles/files/8330741394.pdfIn PDF document text
- https://ms02bet.net/contents/files/57945867998.pdfIn PDF document text
- http://goodfortune.hk/UpLoadFile/file///49449019282.pdfIn PDF document text
- http://www.trimbleexpress.sk/wp-content/plugins/formcraft/file-upload/server/content/files/16131390f6dbff---wopufoxomarugusa.pdfIn PDF document text
- https://rotterdampools.com/contents/files/vijovuvaguje.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_off0000d711.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD711 | 18104 bytes |
SHA-256: 6742d885fb4e9633b6760a1e8ea247fc79de769a9905cb1342d9cbe9212f4260 |
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font_01_sfnt_off00010668.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10668 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011e7f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E7F | 10776 bytes |
SHA-256: 1676e296877959d2a8e6710f3d2d541bc1bdae46b4b4aad48bf3b73b32b2cb8a |
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