MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs that point to various domains, many of which appear to be compromised or disposable hosting. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates the document's purpose is to act as a link farm, likely to direct users to malicious content or phishing sites. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://alocainghien.com/uploads/userfiles/file/14607519748.pdf In PDF document text
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161361171bd70e---81049722489.pdfIn PDF document text
- https://magiccat.pro/ckfinder/userfiles/files/80830962200.pdfIn PDF document text
- http://ave-france.com/pics/files/80808320018.pdfIn PDF document text
- http://netflor.pl/upload/File/roxawubove.pdfIn PDF document text
- http://partnercable.com/files/vedubetasorijewidomope.pdfIn PDF document text
- http://www.alexgis.com/siteuploads/editorimg/file/24481514456.pdfIn PDF document text
- http://sinoorchids.com/image/file/vitel.pdfIn PDF document text
- http://minhledtran.com/luutru/files/23057255390.pdfIn PDF document text
- http://bwc.lt/i/57925796439.pdfIn PDF document text
- https://webshopplus.nl/app/webroot/files/userfiles/files/kidejabopugujiro.pdfIn PDF document text
- https://chief-moving.com/editor_upload/file/ralopifasegutizuderosup.pdfIn PDF document text
- http://ya-ke.cn/admin/upload/78041040835.pdfIn PDF document text
- http://mskgroup-spb.ru/upload/file/dumatopumowepekabigaxuvij.pdfIn PDF document text
- http://prompol.com/media/file/55099852460.pdfIn PDF document text
- https://astoriareiki.com/wp-content/plugins/super-forms/uploads/php/files/2f7bee47437394111a2f8ab0b6923929/60048462019.pdfIn PDF document text
- http://rassadaspb.com/new/files/file/vuvemi.pdfIn PDF document text
- https://tavfelugyelet.megujuloenergiapark.hu/admin/ckfinder/userfiles/files/2523255577.pdfIn PDF document text
- http://saluteebenesseresas.it/userfiles/files/37582482050.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16145b244459fc---76631798566.pdfIn PDF document text
- http://honghuibio.com/d/files/35834963515.pdfIn PDF document text
- http://origo.ws/userfiles/file/kukupuzodijeza.pdfIn PDF document text
- https://pharmawell.eu/ckfinder/userfiles/files/basakimubemeso.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=download+game+coin+master+mod+apkPDF 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_off0000ba23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA23 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d23a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD23A | 11036 bytes |
SHA-256: 474698c25ef2c5bc685bc4dce61d725a53704e40f8768e55c14eac40c890c31c |
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font_02_sfnt_off0000ebb6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBB6 | 20460 bytes |
SHA-256: fd136d93a4ba6c823fbd664b74df1b84e2fcd445d497730fa38c1742130adb2e |
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