MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Static analysis revealed it functions as a link farm, containing numerous URLs pointing to compromised CMS upload directories and disposable hosting. These links likely lead to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://esipro.fr/userfiles/file/pofalefimoxowarutaze.pdf In PDF document text
- https://patriot.ch/wp-content/plugins/super-forms/uploads/php/files/4rlas8eg0bnq3cu99mgs4ca6av/xobadeneruvugevobekilu.pdfIn PDF document text
- https://pakistanchristiancongress.org/userfiles/file/dudujibixexoled.pdfIn PDF document text
- https://californiaoptionsrealestate.com/wp-content/plugins/super-forms/uploads/php/files/f167c833f38f904de793bb069fa27266/pupujazewovifa.pdfIn PDF document text
- http://oguzlarotomatiksanziman.com/depo/sayfaresim/file/gositolobipetoxawofigi.pdfIn PDF document text
- http://noithatsah.com/webroot/img/files/buwupawosusoluwip.pdfIn PDF document text
- http://wildzipper.com/clients/wildzipper/userfiles/file/lozafisazumoxideve.pdfIn PDF document text
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/1e0db2c3793e6da032a2e45208e602c5/rinedubovoganatele.pdfIn PDF document text
- https://bank-kredit.at/ckfinder/userfiles/files/72001338800.pdfIn PDF document text
- https://tl-systems.hu/files/files/21342529984.pdfIn PDF document text
- http://sunnysolutions.it/uploads/assets/file/25240081668.pdfIn PDF document text
- https://bakwanudang.com/contents//files/repurojiravol.pdfIn PDF document text
- http://canxetaianhduc.com/images/file/kozazu.pdfIn PDF document text
- http://kukubara.com/zdjecia/file/sogujavemepivubidodo.pdfIn PDF document text
- http://denprokhorov.ru/images/file/57510568320.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/bi1hfd92guv72em8d783sdgrnh/16910475455.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c32b3d37ca9---fesupone.pdfIn PDF document text
- https://primeodontorj.com/wp-content/plugins/super-forms/uploads/php/files/05bf3c0324cd0619a72a1b6e915e5836/42276464.pdfIn PDF document text
- http://jonkmp.nl/img/cms/file/68943347108.pdfIn PDF document text
- https://victory-agency.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a72950988d8---wurijub.pdfIn PDF document text
- http://xn--80akazwaeiw.xn--p1ai/editorfiles/file/muresuzo.pdfIn PDF document text
- http://bigandtallking.com/userfiles/file/52619230397.pdfIn PDF document text
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/1b013beb4e9dee7354d5436498590644/52785554284.pdfIn PDF document text
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/160bf81493d457---2026363639.pdfIn PDF document text
- https://wecareu.net/ckfinder/userfiles/files/70767552065.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=ernst+gombrich+historia+del+arte+pdf+descargar+gratisPDF 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_off0000e1bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1BB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f9cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9CD | 17936 bytes |
SHA-256: a5f6510a82c404795edbb081a681b5b0ae77c7584590b60091c21062cb5df915 |
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font_02_sfnt_off00012802.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12802 | 11192 bytes |
SHA-256: 8ddf28409fcb5064ef0ba2fe15db4b621c0a59f7db7f048514ea7ed85e509db0 |
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