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. The heuristics reveal it functions as a link farm, pointing to multiple compromised WordPress sites and disposable hosting domains. These links likely serve as a lure to redirect users to phishing pages or download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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://myhoorayhealth.com/wp-content/plugins/super-forms/uploads/php/files/2ql4nktm60e65nl2oso6cumpm5/zanuninala.pdf In PDF document text
- http://zerosquareonline.com/file/wiwotigotazereki.pdfIn PDF document text
- http://alnoorcity.com/userfiles/file/busogaborivisarikuzitojir.pdfIn PDF document text
- http://www.asslar.de/downloads/20232975663.pdfIn PDF document text
- http://sport-way.ru/img/file/31824176232.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093d544838b6---laduxoginatibed.pdfIn PDF document text
- https://dacinsara.ro/fckfiles/file/4913247833.pdfIn PDF document text
- https://infoenergie-loire.org/userfiles/file/67507384245.pdfIn PDF document text
- https://directprocessors.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608aa1d9aacdd---zosokasalimokexoze.pdfIn PDF document text
- https://biovuspharma.net/userfiles/files/kinenizova.pdfIn PDF document text
- https://janeunchained.com/wp-content/plugins/super-forms/uploads/php/files/4jguc02ttfjlp34clj598r8gem/piluxedumewe.pdfIn PDF document text
- http://xn----7sbakn3aoflleitf3m6a.xn--p1ai/userfiles/file/wafivebegeroken.pdfIn PDF document text
- https://www.sidertest.it/wp-content/plugins/formcraft/file-upload/server/content/files/160c3c277cd108---godukakimokowedarutatuz.pdfIn PDF document text
- http://vytvarnyobchod.cz/UserFiles/File/lidewol.pdfIn PDF document text
- http://firegallery.ru/img/upload/venigid.pdfIn PDF document text
- https://bbpartner.cz/userfiles/file/39972975489.pdfIn PDF document text
- http://tcurryproperties.com/konadnew/userfiles/file/12286803728.pdfIn PDF document text
- http://tuzvedo.hu/elemek/file/59314159388.pdfIn PDF document text
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16078bb6ad3203---rowomit.pdfIn PDF document text
- https://p99.tw/pro_pic/files/bozezoluvizedujatebujox.pdfIn PDF document text
- http://ednak.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa4ba49062b---dagidijojaxewilidifi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=ejercicios+resueltos+sistema+diedrico+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_off0000c3f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC3F8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000dc0a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC0A | 17008 bytes |
SHA-256: 03acb8fc23873cb17d6f0bb08026b0ec55352c1158776a2b9f4838c42db92108 |
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font_02_sfnt_off0001068a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1068A | 10892 bytes |
SHA-256: ce6a397b243beb76a3abd174d6f5e27d741a7b090da5b8c4d8ba398b23daab51 |
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