MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm pointing to compromised WordPress uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs are the primary indicators of compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://www.danvillern.com/wp-content/plugins/super-forms/uploads/php/files/13t1dnhjvkml5kf3nreo9302d3/vevajexonufux.pdf In PDF document text
- http://teaandtiarasottawa.com/clients/e/e8/e8f54e69a7463df9fd0adff13cd8e90f/File/noxuju.pdfIn PDF document text
- http://www.kliningstroy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16079a356e8807---67177393546.pdfIn PDF document text
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c3779b24b7c---39927250500.pdfIn PDF document text
- https://citronixdeflection.com/nbloom/fckuploads/file/40893662665.pdfIn PDF document text
- http://zge-led.com/luodan/images/userfiles/file/wupozowu.pdfIn PDF document text
- https://www.thecandystoresudbury.com/wp-content/plugins/super-forms/uploads/php/files/j140ja2qhtmmrrmbfnalgqe9kp/79129874740.pdfIn PDF document text
- https://maidintown.co.uk/wp-content/plugins/super-forms/uploads/php/files/90ddd00828df05825680bb0685fc875e/579661767.pdfIn PDF document text
- https://siyata.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1607f4d2f15694---63242195832.pdfIn PDF document text
- http://www.argentum.com/wp-content/plugins/super-forms/uploads/php/files/o6ijie61fvh4trct9j3mgs3km3/5014343754.pdfIn PDF document text
- http://3handseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/160887c4ab1599---9040820034.pdfIn PDF document text
- https://hagepoorter.be/files/files/29916807471.pdfIn PDF document text
- http://zaragozalawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/dabulujamovu.pdfIn PDF document text
- https://asiaviews.org/wp-content/plugins/super-forms/uploads/php/files/uctft490soc9frnk1hof1rkc23/86780346167.pdfIn PDF document text
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/bd3babb6dc7ab97dfbddbbe403d9e72f/70014015176.pdfIn PDF document text
- http://dalaichau.com/files/sanopob.pdfIn PDF document text
- https://asset-books.com/userfiles/file/69759092116.pdfIn PDF document text
- https://e-uchebnici.com/img/file/12383281225.pdfIn PDF document text
- http://intestinalfortitude.org/clients/0/0c/0cf504f131cb0201443a7bd449519f4a/File/zebivim.pdfIn PDF document text
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/2b9f8831ae580c5b2c87ff3b0b602bac/zadajewiripureteseri.pdfIn PDF document text
- http://aucoindeshalles.fr/menu/file/5624930569.pdfIn PDF document text
- http://www.uppld.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607854b907ed9---79153429230.pdfIn PDF document text
- http://www.restorationservice.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16085d8563ce63---79227028783.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=secure+development+lifecyclePDF 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_off000116d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116D8 | 17888 bytes |
SHA-256: 39f5d023b19e6dbefdc8999ca117d1824af91a9768dfce1672ec145c49cd8dcc |
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font_01_sfnt_off00014580.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14580 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00015d97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15D97 | 10808 bytes |
SHA-256: cc15a3d5e7d8f99ff56c499f4390f5606083870eb9fda17443da2eb21a49a177 |
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