MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to compromised WordPress sites and disposable hosting, suggesting a phishing or malware distribution campaign. The embedded URLs and the document's structure strongly suggest it's designed to redirect users to malicious external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://synerhu.ru/uplcv?utm_term=real+bike+racing+game+for+android PDF link annotation
- https://directprocessors.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b00be2829e1---12963371881.pdfIn PDF document text
- http://aylincinarli.com/fckfiles/file/serifugeruxe.pdfIn PDF document text
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/bf729958efb9d93ac422b19978513989/24168791733.pdfIn PDF document text
- http://www.training4thefuture.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606ce985a957a---waroxobujaxanojutaz.pdfIn PDF document text
- https://doellefjelde-mussemarked.dk/images/newsmail/file/80367841652.pdfIn PDF document text
- https://transcendenceit.com/wp-content/plugins/super-forms/uploads/php/files/be43d0b0ce0b2ee79f5e43282e7a4ca0/42755997490.pdfIn PDF document text
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/b8929ebe8a56fc0c3d34fb9f7fa7a9ed/36972565839.pdfIn PDF document text
- http://latexindia.com/userfiles/file/tawune.pdfIn PDF document text
- https://coachtourbusrental.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073eef9cc70a---84952992314.pdfIn PDF document text
- https://kassa-evotor.ru/wp-content/plugins/super-forms/uploads/php/files/g9e6gii3ut2h02k1fp34f44e1h/jafubemawopotisibekolir.pdfIn PDF document text
- http://stroynerud-sm.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160913cabbe570---fatizenamelodokoxikaxux.pdfIn PDF document text
- https://ebooksweb.net/files/file/28753093474.pdfIn PDF document text
- https://endoaccessories.com/wp-content/plugins/super-forms/uploads/php/files/eudbt9vsauf3h0mk12sien499k/pegifu.pdfIn PDF document text
- http://lukasikgroup.pl/Image/files/zolesepuw.pdfIn PDF document text
- https://www.mozartcantat.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160bd9580f1b28---67667701389.pdfIn PDF document text
- https://leunamgroup.com/wp-content/plugins/super-forms/uploads/php/files/83c9317315a42f5ddc3d158d8dc2602e/28806893653.pdfIn PDF document text
- https://insights3.com/wp-content/plugins/super-forms/uploads/php/files/975292a71fce707243f369afc726a5b9/16308435339.pdfIn PDF document text
- http://yaeram.com/userData/board/file/27199798520.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ec71.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC71 | 5376 bytes |
SHA-256: 7cad189d15b642eff280dfdf73f62d2029075961bead4be6e5196b09f8ae5204 |
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font_01_sfnt_off0000fea7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEA7 | 10516 bytes |
SHA-256: 6972233255a0aabb88a5d135d4168c7188619c67410ed673ba8ebda15f3952d4 |
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