MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF containing embedded JavaScript, which is a common technique for malicious PDFs. It also contains numerous external URIs, many of which point to compromised or disposable hosting, suggesting a link farm designed to redirect users. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://alharithiforcameras.com/ckfinder/userfiles/files/ravopubewejinu.pdf In PDF document text
- http://alnadaoil.com/userfiles/file/tupim.pdfIn PDF document text
- http://fabrykakonwersji.pl/wp-content/plugins/super-forms/uploads/php/files/6708d13dee757607c4353e657e35a385/tupogagu.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606cf84fee8ca---lemufogaver.pdfIn PDF document text
- http://bm-shower.com/userfiles/files/zofigopolimatud.pdfIn PDF document text
- http://quangcaosms.org/media/ftp/file/4460243269.pdfIn PDF document text
- http://daieimotors.com/js/upload/files/8671679438.pdfIn PDF document text
- https://www.onestopnaturalstore.ca/wp-content/plugins/super-forms/uploads/php/files/7ff418rgcfelglgmv8it6q1ni5/pajalufovetudekizi.pdfIn PDF document text
- http://way-of-spirit.ru/upload/file/kofuzake.pdfIn PDF document text
- https://www.drserapkagan.com/wp-content/plugins/super-forms/uploads/php/files/m4a5a82etjk7a0nofmuk5gfbq5/kipojatomozikarubiwa.pdfIn PDF document text
- http://www.nbrownies.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16098500669de0---71165803060.pdfIn PDF document text
- http://suara.ru/img/file/1864711885.pdfIn PDF document text
- http://esistore.com/userfiles/file/60240939245.pdfIn PDF document text
- http://xn--oy2b9bv81anouola.com/upload/file/202107210655211809.pdfIn PDF document text
- https://siyata.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/160792f79d434d---kokolutusaparorekobuvepe.pdfIn PDF document text
- http://topimmigrationlawyer.org/ckfinder/userfiles/files/delitep.pdfIn PDF document text
- http://www.radioemka.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f49f0a6093---likegujuxufap.pdfIn PDF document text
- https://callalilyvn.com/upload/files/munuponuvokajatewirezepev.pdfIn PDF document text
- http://saydersan.com/firma/files/6193855160.pdfIn PDF document text
- http://samocvet.org/foto/ck/files/19549609759.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=project+risk+management+guidelines+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_off000102f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102F7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011b09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B09 | 19660 bytes |
SHA-256: b38d9d1c1441d825a002d7d56dd9d86e8d6a19420e4b3374ec5151384fa10631 |
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font_02_sfnt_off00014d23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14D23 | 11284 bytes |
SHA-256: d280d00c7246f6fc03e52c3a785648ff26c7eb06eeaa6929f91a425823db1440 |
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