MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous embedded URLs pointing to compromised WordPress sites and other domains, suggesting a phishing or malware distribution campaign. The presence of a link farm on disposable hosting further supports this assessment.
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 https://wastran.ru/uplcv?utm_term=clarion+qy-5002s+manual PDF link annotation
- https://www.havanasalsa-dance-tours.com/wp-content/plugins/super-forms/uploads/php/files/511e5119b2e20c67d6fc8dfd30e183a4/27973743282.pdfIn PDF document text
- https://www.budgetskemaet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160aa94eb60349---34323627396.pdfIn PDF document text
- http://adhdesign.de/userContent/files/20210727231740-64913054266.pdfIn PDF document text
- http://orgue-chantepie.info/FCKeditor/upload/file/72280848239.pdfIn PDF document text
- https://mymovingestimate.com/wp-content/plugins/super-forms/uploads/php/files/473c05622e3f303683ee19a6cb402f60/fupegajakutifosizapebo.pdfIn PDF document text
- https://photographerin.agency/wp-content/plugins/super-forms/uploads/php/files/shpqaiuve8lat125rkfhhdjp55/xatagelupabifup.pdfIn PDF document text
- https://k2salight.com/wp-content/plugins/super-forms/uploads/php/files/a200602a766b8fde1c4738a0db68cc6a/31514820386.pdfIn PDF document text
- http://nek.ua/wp-content/plugins/formcraft/file-upload/server/content/files/160f672f507494---9170026110.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/1610301df70596---guduk.pdfIn PDF document text
- http://wijnhuis-vaessen.nl/site/data/ws/files/12504424459.pdfIn PDF document text
- https://tucsonhomewindowtint.com/wp-content/plugins/super-forms/uploads/php/files/12cc9de534f6d500e5e8361fadffb9f6/71287933983.pdfIn PDF document text
- http://cybernet.asia/UserFiles/File/zumobexivikopivezi.pdfIn PDF document text
- http://cageart.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160bb353d50fb9---73962296066.pdfIn PDF document text
- https://www.harasportcenter.com/wp-content/plugins/super-forms/uploads/php/files/k613nfo4aq7boigbnfonmm1smq/60071285558.pdfIn PDF document text
- https://www.superioreagle.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a4bb57518a---mumerijedalugisise.pdfIn PDF document text
- http://elementyzlaczne.pl/media/file/sibonuvalobima.pdfIn PDF document text
- https://doosradashak.in/ci/userfiles/files/85298153088.pdfIn PDF document text
- https://www.northamericatalk.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e4fa857446---62172577818.pdfIn PDF document text
- https://www.americanapi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094c6e79ddab---88093104568.pdfIn PDF document text
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a648e8385bd---wesasisose.pdfIn PDF document text
- http://goraku-sangyo.com/userfiles/file/zubapu.pdfIn PDF document text
- https://apexforestservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610b197475dc6---40886249191.pdfIn PDF document text
- http://discoveryenglish.org/wp-content/plugins/formcraft/file-upload/server/content/files/160b00e37c15d8---puboxevunusi.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_off0000d6cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6CF | 19744 bytes |
SHA-256: c0e3a69dc94811d94f04d0f0564c13614af4cf38d2cf41f49b02b083412785fc |
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font_01_sfnt_off000109d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109D7 | 10840 bytes |
SHA-256: 86b2ec481b52a93d7ecee955d0af5e43ec8f2fb1eec423303487449cfe0f19ce |
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font_02_sfnt_off000122f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122F4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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