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. It contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, indicating a link farm designed to redirect users to malicious content. The presence of a link farm and the overall structure strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://feminella.ro/upload/fck/joruxidel.pdf In PDF document text
- http://exclusivelimoservice.com/ckfinder/userfiles/files/29830569531.pdfIn PDF document text
- http://wangguanhardware.com/userfiles/file/35876964453.pdfIn PDF document text
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/4a500c549bb244004d21994dfea0b614/52013639790.pdfIn PDF document text
- http://elsped.hu/files/file/zufosujitibe.pdfIn PDF document text
- http://jfhconsultancy.nl/userfiles/files/kejapivatixunazavevowovas.pdfIn PDF document text
- https://bazk.info/public_htmluploads/file/vigenaroxobi.pdfIn PDF document text
- https://mzr-avocats.com/buddha/ckfinder/userfiles/files/delazupabuzomimizo.pdfIn PDF document text
- http://istanbulballoons.com/ckfinder/userfiles/files/lalorila.pdfIn PDF document text
- http://boldino-hotel.com/ckfinder/userfiles/files/2453608859.pdfIn PDF document text
- https://livres-arts.com/ckfinder/userfiles/files/giwuk.pdfIn PDF document text
- http://homeopathyhongkong.cn/files/momajejenolagugobimojatil.pdfIn PDF document text
- http://ehomerealestate.org/images/file/jupijujimomu.pdfIn PDF document text
- https://advik.net/userfiles/file/95932620004.pdfIn PDF document text
- https://rescue.bg/wp-content/plugins/formcraft/file-upload/server/content/files/16142acad14346---49869666940.pdfIn PDF document text
- http://hortherbpublisher.com/files/upfiles/file/tawudoterabubakizalu.pdfIn PDF document text
- http://multiflex.ru/userfiles/file/58106048004.pdfIn PDF document text
- http://hatdesechia.com/storage/ckfinder/files/savuduxarebunojebalon.pdfIn PDF document text
- http://allycatering.com/userfiles/3348415291.pdfIn PDF document text
- https://siam-royal-view.ru/data/files/59752674692.pdfIn PDF document text
- https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613803954afac---27480746921.pdfIn PDF document text
- http://tatagz.com/uploadfile/files/fobazimonekug.pdfIn PDF document text
- https://rumputhijau.com/contents/files/29723835497.pdfIn PDF document text
- https://bettenbaehren.de/wp-content/plugins/formcraft/file-upload/server/content/files/16138664c529e3---43404622886.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=can+you+transfer+photos+from+iphone+to+androidPDF 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_off0000d120.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD120 | 10964 bytes |
SHA-256: 9ae53683bdd00ab99473f2c08453c3489e8e73daa5f836b17e03b638c6d7cbb2 |
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font_01_sfnt_off0000ea6e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA6E | 18952 bytes |
SHA-256: 46240a767fea0d83c486b5fb6a3f282084c0671647d52de0f7a91c79b6c25b27 |
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font_02_sfnt_off00011b45.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B45 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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