MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This 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 numerous URLs pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The document body is heavily obfuscated, preventing analysis of its specific content, but the overall structure and URL patterns strongly suggest a malicious lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://riverasphotovideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090552214d50---45444976693.pdf In PDF document text
- http://mojahotels.com/ckfinder/userfiles/files/rajuwil.pdfIn PDF document text
- http://evolutionchonburi.com/userfiles/files/vopebararumadavenadud.pdfIn PDF document text
- https://lengthening-sldf.com/userfiles/file/34238129308.pdfIn PDF document text
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160819d4ce9909---kiwuf.pdfIn PDF document text
- http://westtech1963.com/clients/d/d4/d4250bc21dcbbf02d7f9bc68df143add/File/visogezezuv.pdfIn PDF document text
- https://empylean.com/wp-content/plugins/super-forms/uploads/php/files/jb85v8md3l6l0dflauouh6u7d5/siviz.pdfIn PDF document text
- http://vyveva.eu/UserFiles/File/15615955085.pdfIn PDF document text
- https://susta.vn/userfiles/file/nenapepagupibogotofisadek.pdfIn PDF document text
- https://uslugiinzynierskie.com/eurostyl/photos/file/70212926118.pdfIn PDF document text
- http://ingatlantv.tv/userfiles/files/dijulaj.pdfIn PDF document text
- http://michellesmithscott.com/clients/36670/File/1340850665.pdfIn PDF document text
- http://www.startbatteries.gr/ckeditor/ckfinder/userfiles/files/gekajimaposaxoburiru.pdfIn PDF document text
- http://www.mkkdigital.pt/wp-content/plugins/formcraft/file-upload/server/content/files/16098b53f7f03d---mazexanuvuderivado.pdfIn PDF document text
- http://hndgyl.com/v15/Upload/file/2021730259237420.pdfIn PDF document text
- http://ecohort.com/userfiles/files/85711761509.pdfIn PDF document text
- http://nordicaluminium.ru/userfiles/file/55142292060.pdfIn PDF document text
- https://pyhm.ca/wp-content/plugins/super-forms/uploads/php/files/6im1qgb2oo7oshenn53hrg1uvv/92557969428.pdfIn PDF document text
- https://www.eoluk.com/wp-content/plugins/super-forms/uploads/php/files/dbe8kqo6kjja9ti88m60jtlkce/55000920268.pdfIn PDF document text
- http://drukarnia-warszawa.pl/pliki/file/54415534159.pdfIn PDF document text
- https://personnelcle.com/userfiles/file/vobifuripefedoxivopu.pdfIn PDF document text
- http://fitnessklub-impuls.pl/uploads/assets/file/nevokafaguroxawur.pdfIn PDF document text
- http://handbook.hu/upload/page/file/zopaxinasuwefemobipiso.pdfIn PDF document text
- http://truthtube.com/UserFiles/file/33644123871.pdfIn PDF document text
- http://steelfurniturecn.com/d/files/bedawe.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=dragon+city+gold+guidePDF 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_off0000e2fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2FB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fb0d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB0D | 18616 bytes |
SHA-256: 28d589cbb3bfbbd58b4876aa4faf0145d043c7fa74af4beb1ddfebe589ad5646 |
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font_02_sfnt_off00012ae0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AE0 | 10592 bytes |
SHA-256: 1fb5dec32d107f3b4e3502981c7fb6db10cba5b51c3d28cdd4214fb96993366c |
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