MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ML classifiers and ClamAV, indicating a phishing or trojan payload. It contains numerous links to compromised websites, suggesting it's part of a link farm designed to redirect users to malicious content. The PDF structure and embedded links are consistent with techniques used to distribute malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/7dc17a9e579c154b5a34918c1d576553/87022105789.pdf In PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/luruniwegibelapabitonopud.pdfIn PDF document text
- https://sv-fin.ru/wp-content/plugins/super-forms/uploads/php/files/ecb401dd2af50f5b06c100f97ee6fc04/50407409979.pdfIn PDF document text
- https://onhimalayas.com/ckfinder/userfiles/files/35315220650.pdfIn PDF document text
- https://www.cpro.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160721d54aa84a---5202669563.pdfIn PDF document text
- http://multiseal.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/160e4f35d06d9c---6125147312.pdfIn PDF document text
- http://www.leesii.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613655c5cc902---dugujefedesos.pdfIn PDF document text
- http://feriaalainversa.com/uploaded/files/63201303440.pdfIn PDF document text
- http://veganogle.es/uploads/ckfinder/files/48414252947.pdfIn PDF document text
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/vcjq8667hflmg590gl6m953li5/fufezejugikuvudirovug.pdfIn PDF document text
- https://ardiinerkh.mn/uploads/userfiles/files/25456458007.pdfIn PDF document text
- http://helderlive.nl/ckfinder/userfiles/files/13400487971.pdfIn PDF document text
- http://abwcolley.com/uploads/files/wutixifobawe.pdfIn PDF document text
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/1611c44c9cf828---41842397393.pdfIn PDF document text
- https://juhaszautovill.hu/userfiles/file/bufakalusimakilonalefoxa.pdfIn PDF document text
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1609a7978c691b---48076057321.pdfIn PDF document text
- https://fontaine-eva.fr/userfiles/files/84499711070.pdfIn PDF document text
- http://leaders-adv.net/userfiles/file/rejagojefebi.pdfIn PDF document text
- https://otartufo.com/ckfinder/tartufofiles/files/sarinokokuduj.pdfIn PDF document text
- http://www.donboscovizag.org/images/files/lebuwimujobapubukexagire.pdfIn PDF document text
- https://mongolia-volkslift.com/uploads/files/ninakuluwizafefut.pdfIn PDF document text
- http://ya-ke.cn/admin/upload/5480740214.pdfIn PDF document text
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/jp53rno50pv5pgunohcj5a20vq/xedoxidudasob.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=formulario+de+termodinamica+primera+ley+pdfPDF 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_off0000ee57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE57 | 19712 bytes |
SHA-256: 73e7832f0734f174df15e91e4136c8e880dd61bfacfb7189a37f74aa13464ee2 |
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font_01_sfnt_off00012136.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12136 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001394d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1394D | 10804 bytes |
SHA-256: 78615fafbcd679d0ded9f4e96771a0c1dee556c7cb1702ee224e3ede4c016947 |
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