MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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 pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The document body was unreadable, but the presence of numerous external URLs strongly supports the link farm attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://jeneifogaszat.hu/cikkdata/files/safilabomobopi.pdf In PDF document text
- http://www.redactordecontenidos.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160b035f7f1187---xevemejokopozapexe.pdfIn PDF document text
- http://kco.su/userfiles/file/kajibeniv.pdfIn PDF document text
- http://tnslib.net/userfiles/files/16397236773.pdfIn PDF document text
- http://aircond.md/upload_fck/file/dubajunatanomulejodipu.pdfIn PDF document text
- https://wurstfargo.com/wp-content/plugins/super-forms/uploads/php/files/5a6395d68e32a4a78025fa73dac1b464/vamutigigodowalixib.pdfIn PDF document text
- https://pankalconstructora.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c73c4f9d0f1---nigepefel.pdfIn PDF document text
- http://goldenpeak.it/userfiles/files/67329348999.pdfIn PDF document text
- https://esz.jp/img/editor/files/29171094494.pdfIn PDF document text
- https://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/8e3e9cf0eda4b5baa4e64a834c833e7f/44798917369.pdfIn PDF document text
- https://www.medicalart.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160b0e374d16e4---rukejakovifotalika.pdfIn PDF document text
- https://yziact.fr/wp-content/plugins/super-forms/uploads/php/files/oo610l9p711vndsdhel3t4unf5/66600896234.pdfIn PDF document text
- https://yastudio.net/wp-content/plugins/super-forms/uploads/php/files/5ae32c0edd571e4be46a0b548ed01871/wepenopegomovonifa.pdfIn PDF document text
- https://www.femregenx.co.za/wp-content/plugins/super-forms/uploads/php/files/4a38phkiomnpmea1brat6dl97u/24789602413.pdfIn PDF document text
- https://uleiuri.ro/userfiles/file/laraxoloduzegobutixul.pdfIn PDF document text
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/8be986ec1e07429e6c90de9da99408d7/57937149055.pdfIn PDF document text
- http://bmsorganica.com/userfiles/file/zojukajepabusirixoj.pdfIn PDF document text
- https://www.alignerco.ca/wp-content/plugins/super-forms/uploads/php/files/2b9fac841c68bac4f693733b90358904/640711973.pdfIn PDF document text
- https://www.asahinadigital.com/wp-content/plugins/super-forms/uploads/php/files/arodfaap64efvi6f8v7ugjmfnr/15319519856.pdfIn PDF document text
- https://www.arc-welding.co.uk/wp-content/plugins/super-forms/uploads/php/files/igrroj3viqr62a5rg97b0g5l19/28890415242.pdfIn PDF document text
- http://tizianaiberti.it/userfiles/files/lokuridi.pdfIn PDF document text
- https://beruanglucu.com/contents//files/robuzi.pdfIn PDF document text
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/61c71d09f56fbfe04b400f85e8fa4296/zobofovigelijuxog.pdfIn PDF document text
- https://www.die-umzugsfabrik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab83526b1d3---33827281528.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=redwood+national+park+weather+in+mayPDF 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_off0000f7cb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7CB | 17384 bytes |
SHA-256: 8c2765786dc682b7df2442903cde7f8306d46f5eb46e161917ee2c555b63b546 |
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font_01_sfnt_off00012569.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12569 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013d80.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13D80 | 10828 bytes |
SHA-256: 2a68dda08582ab003e0aa8ae8b4afbc86e8655434cf9e8f2020c33fd2e003d95 |
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