MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, pointing to numerous compromised WordPress sites and other disposable hosting. These links likely lead to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9929
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://gfzgt.ch/upload/file/tixinadujabiz.pdf In PDF document text
- http://capmar.eu/userfiles/file/muruzixedi.pdfIn PDF document text
- https://briljant-maleri.se/UserFiles/files/77731099892.pdfIn PDF document text
- http://bright-mineral.com/uploadfile/file/2021082410134227.pdfIn PDF document text
- http://assushop.com/userfiles/assushop.com/file/tonexawunapu.pdfIn PDF document text
- https://eminesenlikoglu.org/resimler/files/14867849078.pdfIn PDF document text
- http://nutronicltd.com/userfiles/file/vomexawuw.pdfIn PDF document text
- https://tucsonhomewindowtint.com/wp-content/plugins/super-forms/uploads/php/files/b7768267c2c48d9f8f69065db2c1acad/34598944428.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d994172521---pogil.pdfIn PDF document text
- https://leavingcare3plus.ch/userfiles/files/josoxodeje.pdfIn PDF document text
- https://yziact.fr/wp-content/plugins/super-forms/uploads/php/files/ncim823pcmrdubk0efrj30t28d/wipifasot.pdfIn PDF document text
- http://theydeserveastamp.org/wp-content/plugins/formcraft/file-upload/server/content/files/16091852e9c8a9---gabanunaxigudijozama.pdfIn PDF document text
- http://coming-c.com/userfiles/file/pexug.pdfIn PDF document text
- http://bilagroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/160812a38145be---86019380859.pdfIn PDF document text
- https://myclubowners.com/userfiles/files/fudasasigepogo.pdfIn PDF document text
- http://uctodane.cz/UserFiles/File/78699173334.pdfIn PDF document text
- https://www.officinadelgustoroma.com/wp-content/plugins/super-forms/uploads/php/files/11ba3f9b0f626cbce5d6d5328feabb82/kiwojivimejigip.pdfIn PDF document text
- http://music-saikung.com/ckfinder/userfiles/files/fopodug.pdfIn PDF document text
- http://accessiblevehicleservices.com/userfiles/file/93354570488.pdfIn PDF document text
- https://1sis.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071c4abc9ca9---soginamor.pdfIn PDF document text
- https://businesslife.com/content/files/zivuripajedajideva.pdfIn PDF document text
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/3e3bbbfc843232dcbe8eaed8fdfa7f8b/rinawinozajemer.pdfIn PDF document text
- http://orderkiwicafe.com/uploads/files/ponubusosuwojuweb.pdfIn PDF document text
- http://educaholistica.com/resources/img/imagesck/files/zevusidipazagil.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=create+pdf+android+studioPDF link annotation
- http://perfecturology.cafe24.com/upload/editor/imagefile/bewedoxuw.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_off000113a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113A9 | 18532 bytes |
SHA-256: 579f791d614eeeb176c399bdb09d86196b9f8c81436361e0a3df06fb7308b248 |
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font_01_sfnt_off000144a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x144A3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00015cba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15CBA | 10576 bytes |
SHA-256: f7045f6e811cfd14f61ab1e70387c1b8b66337fd5c34ee081b6c0c7a04473100 |
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