MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple compromised or suspicious domains, including a WordPress upload storage. The presence of numerous links and the nature of the detected threat suggest an attempt to distribute malware or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://srs-budapest.hu/uploads/files/zowuxifiritafu.pdf In PDF document text
- http://hzqzg.com/d/files/2752650427.pdfIn PDF document text
- https://loyalangkorapartment.com/userfiles/file/38506857153.pdfIn PDF document text
- http://alhouti.com/userfiles/file/kolesuvadoderusawivajaki.pdfIn PDF document text
- https://apexforestservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f7dbf87c9e---geberamevikitosuridi.pdfIn PDF document text
- http://kolbiko.com/images/uploads/file/26604429718.pdfIn PDF document text
- http://driver-jazda.pl/upload/file/totabolawetolagaga.pdfIn PDF document text
- http://www.thebetterinsurance.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130bd75b2b64---76961269980.pdfIn PDF document text
- https://artasedanasingaraja.com/uploadfck/file/26927757686.pdfIn PDF document text
- http://bargiel.com.pl/ckfinder/userfiles/files/kivokikolixojopabupa.pdfIn PDF document text
- https://cursosadistanciayonline.com/medios/files/74389114001.pdfIn PDF document text
- http://sakuragiramenandsushi.com/uploads/files/kuwaxirotugeligineti.pdfIn PDF document text
- https://swimproject.eu/wp-content/plugins/super-forms/uploads/php/files/d6033649356f46ce69382e1f43005bb5/babisemaruluwazuwobalaba.pdfIn PDF document text
- https://sv-fin.ru/wp-content/plugins/super-forms/uploads/php/files/6b98c9f16b4f1c7ce3fbebc5a0879370/96168099631.pdfIn PDF document text
- https://www.burnat-provins.ch/ck/ckfinder/userfiles/files/wabugasi.pdfIn PDF document text
- http://jyjjapan.jp/files/ckeditor/files/75423989507.pdfIn PDF document text
- http://targhevaticane.it/userfiles/files/88194295503.pdfIn PDF document text
- http://tiendanatacion.com/noticias/files/90220615659.pdfIn PDF document text
- https://blogsma.com/files/sozirudubizisasazevamup.pdfIn PDF document text
- http://riasztoszolnok.hu/admin/fck_upload/file/59301652168.pdfIn PDF document text
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/161301c7f068a5---wowivujubejunulinoxi.pdfIn PDF document text
- http://bookblog.kr/data/file/files/bawore.pdfIn PDF document text
- http://msiutilities.biz/documents/65314080901.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=supersu+root+androidPDF 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_off0000d484.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD484 | 10516 bytes |
SHA-256: 31db686ec89c57473ba536e23e1cda38773a8a0adf5f81efd3cb4f8c9e353163 |
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font_01_sfnt_off0000ec86.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC86 | 17740 bytes |
SHA-256: 255adb1cf128b1dc1edf2f4f9ec2e1265c7937bb3ff801a52fa2607e5ee4a34a |
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font_02_sfnt_off000119e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119E8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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