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 ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to compromised CMS uploads or disposable hosting, suggesting a phishing or malware distribution scheme. The document body was unreadable, but the presence of numerous external links strongly supports the link farm attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9926
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://agendatourvietnam.com/hinhanh/file/94849094738.pdf In PDF document text
- http://anthonyvienna.com/sites/default/files/file/17295851898.pdfIn PDF document text
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160cb37bdc94b2---87367260629.pdfIn PDF document text
- http://nd-58.ru/wp-content/plugins/super-forms/uploads/php/files/22cef8356e3b9a72804ecd6821d5837b/rizop.pdfIn PDF document text
- http://wisdomtours.net/upload/file/gumiwajetu.pdfIn PDF document text
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a248e29f79d---sijiduzuvanazinapij.pdfIn PDF document text
- https://whitelightdesign.com/wp-content/plugins/super-forms/uploads/php/files/05e49127616087fe037f327184a0fd9d/jakabemojisemumowatukab.pdfIn PDF document text
- https://www.sussexweddingservices.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160c5b787c0a3a---5972019920.pdfIn PDF document text
- http://www.iamgoingto1996.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c500a86af8---70651840803.pdfIn PDF document text
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ace34d62ac9---rifofotirisefapomigew.pdfIn PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606c690adf826---vugorenizojosekigu.pdfIn PDF document text
- http://socialbomjesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/16077020e637e3---tuwoxisesatepadomas.pdfIn PDF document text
- http://mstreatmentadvances.com/userfiles/files/3373135644.pdfIn PDF document text
- http://lbtech.kr/upfile/files/fakan.pdfIn PDF document text
- http://alarcon-v.com/editor_upload_image/file/xunetebobivevu.pdfIn PDF document text
- https://preprodpcb.com/userfiles/files/45277542361.pdfIn PDF document text
- https://funkydrop.shop/wp-content/plugins/super-forms/uploads/php/files/4b464bb45147f8e65e0dbe46ca3ddd00/gasoritikogemozuzigepije.pdfIn PDF document text
- https://www.unicodesystems.com/wp-content/plugins/super-forms/uploads/php/files/g6greqe1onb4j732o548d9kna4/71282434159.pdfIn PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a512a7e7624---jerosezafebubasirig.pdfIn PDF document text
- https://freedomhypnosisnyc.com/wp-content/plugins/super-forms/uploads/php/files/f583e8a60b3439c04837890bbaaa865e/dagokikegaxe.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/160856b2782bbf---451277194.pdfIn PDF document text
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/160edea4c446e3---8782396177.pdfIn PDF document text
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/i03ncktcvjujd8ksfk3010cqf0/jamipupokasofojotewovo.pdfIn PDF document text
- https://www.gasserbush.com/wp-content/plugins/super-forms/uploads/php/files/400fcbb9071025aec2af465d4df6d3bb/metukamiwuxefositudovokij.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=zelda+breath+of+the+wild+all+shrine+locations+mapPDF 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_off000130db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130DB | 16980 bytes |
SHA-256: 9176fb7783c5cf71b23754aa673e1b27a8fe277ff5227f376ee8c09bc85b0f6f |
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font_01_sfnt_off00015d48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15D48 | 11076 bytes |
SHA-256: e990ea69d1bee2316b1fb7a260dd489e910e0ccdcaf263673c9e9270106bbfb3 |
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font_02_sfnt_off000176c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x176C1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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