MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many of which point to compromised CMS uploads or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly support its malicious nature, classifying it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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://oreade-breche.fr/userfiles/file/zifebajufotepizagol.pdf In PDF document text
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160be7f89e9068---ziwusigoled.pdfIn PDF document text
- http://praconsulgroup.ru/pict/file/tiseliwevigewi.pdfIn PDF document text
- http://payassistinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094db4193d5c---luvuxagiwanowigepovutami.pdfIn PDF document text
- https://www.temsilcifirsatlari.com/wp-content/plugins/formcraft/file-upload/server/content/files/160789181b766c---806725676.pdfIn PDF document text
- https://popcouncilinstitute.org/wp-content/plugins/super-forms/uploads/php/files/1c69dab95da0a5adad83aaf95e8ea39e/85501332337.pdfIn PDF document text
- https://apoiotelecom.com/imagens/img_fckeditor/file/lakaxurufusegatabopowoke.pdfIn PDF document text
- https://www.histoiresdegroupes.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f87c8ceebd---dolozinuvamip.pdfIn PDF document text
- http://summitremodelinginc.com/userfiles/files/budelikowalifu.pdfIn PDF document text
- http://envigest.cz/upload/file/20544982422.pdfIn PDF document text
- http://airconbank.com/upload/fckeditor/file/mogubinavisorekudosezajus.pdfIn PDF document text
- http://ggmtc.net/userfiles/files/85098808929.pdfIn PDF document text
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094d59c68eba---38680405059.pdfIn PDF document text
- http://ingmontagna.com/userfiles/files/razanafudugaganasijoj.pdfIn PDF document text
- http://knshzj.com/CKEdit/upload/files/sabugumalorolewof.pdfIn PDF document text
- http://hy-concrete.ru/d/files/mepasezapetorijivaba.pdfIn PDF document text
- http://caphegiabao.com/upload/fck/file/22734334430.pdfIn PDF document text
- https://relleno-acidohialuronico.com/wp-content/plugins/super-forms/uploads/php/files/979c70424f18fb9b2dede3023ac6558b/kodusa.pdfIn PDF document text
- https://girilawfirm.com/content_files/files/8423731609.pdfIn PDF document text
- https://k-kompany.ru/wp-content/plugins/super-forms/uploads/php/files/4326f9cb84daf6a432a89706c9ac8ca1/doragiwoxijamikirimu.pdfIn PDF document text
- https://e-lightingcontrols.com/wp-content/plugins/super-forms/uploads/php/files/c7986ff3b21b4045ff42964b559cfc3d/24961178133.pdfIn PDF document text
- https://catequesisnavarra.org/guiarte_userfiles/files/sanivixad.pdfIn PDF document text
- http://www.fsnn.se/wp-content/plugins/formcraft/file-upload/server/content/files/160984c0215899---44450871933.pdfIn PDF document text
- https://www.stjohnhomelessshelter.org/wp-content/plugins/super-forms/uploads/php/files/a5c42570519fa330c76100556e511616/lutibutejuxalaxifatobo.pdfIn PDF document text
- http://etcad.net/np/upfile/file/janonezimudukiwuzuku.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=stack+and+heap+c%2B%2BPDF 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_off00012c5e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C5E | 18124 bytes |
SHA-256: 54874f9fee6e4ea460824ef99df02e5a55c9e0cc147c2a1e9beead45aac17333 |
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font_01_sfnt_off00015c0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15C0C | 10252 bytes |
SHA-256: 89d8e6bd42db761a01477a77b5cd7304ef76e07f075d902ac580f331a6f7ae03 |
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font_02_sfnt_off00017311.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17311 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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