MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised CMS uploads and disposable hosting, suggesting a link farm designed to redirect users. The presence of external URIs and the nature of the heuristics indicate an attempt to exploit user interaction via the PDF.
Machine Learning
- Nyx PDF Classifier malicious score 0.9958
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://lovesenergy.com/file/jubimomopebobusot.pdf In PDF document text
- http://www.polni.si/Images/files/97641368311.pdfIn PDF document text
- http://ichieh.tw/uploads/files/202109110100472647.pdfIn PDF document text
- http://thefutureofgolf.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1613a61839638f---ralenigelinonur.pdfIn PDF document text
- https://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/onq1ut6c7efkccu7nc5gea8v1g/75869960518.pdfIn PDF document text
- https://muahohangnhat.com/app/webroot/uploads/files/64206706259.pdfIn PDF document text
- http://alrabbanoilandgas.com/file/files/46039057672.pdfIn PDF document text
- http://hyunsin.net/userfiles/file/sifodo.pdfIn PDF document text
- https://www.hungryalex.com/wp-content/plugins/super-forms/uploads/php/files/014bdb6e237930d64b79c5ac54cbfe9a/53979196530.pdfIn PDF document text
- http://ecolservizinettuno.com/userfiles/files/sanaronalevobevex.pdfIn PDF document text
- http://skulpt.in/admin/uploads/file/subewuxitokewedide.pdfIn PDF document text
- https://dacoma.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1612fab889d111---motujipevuxibowiger.pdfIn PDF document text
- http://zuche0551.com/upload/file/27482305668.pdfIn PDF document text
- http://steffis-strassladen.de/userfiles/file/fakuwawupifuwawuru.pdfIn PDF document text
- https://ekoelprom.pl/public/images/editor/file/14302496971.pdfIn PDF document text
- https://ochronaskory.pl/pliki_user/File/zilebukenokipebivovizi.pdfIn PDF document text
- http://eichler-kammerer.de/39849979843.pdfIn PDF document text
- http://tyros-club.de/userfiles/file/nemoz.pdfIn PDF document text
- http://xn--80affcyoc0ac1f6a.xn--p1ai/admin/modules/ckeditor/ckfinder/userfiles/files/kogodej.pdfIn PDF document text
- https://triatlonshop.cz/userfiles/file/50169793331.pdfIn PDF document text
- http://saigonradio.com/userfiles/file/64249178092.pdfIn PDF document text
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/d246cpqaaupbt17tttk26qh34o/lufoxogaxud.pdfIn PDF document text
- https://amatnieks.lv/pictures/image/49695528790.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=csr+2+hack+iosPDF 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_off0000d4bd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4BD | 10192 bytes |
SHA-256: c71e0a46cd2eddaa53c2ad4fa008ebd5616f5530a1c3b28a10db148eb2f7f073 |
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font_01_sfnt_off0000ebce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBCE | 17240 bytes |
SHA-256: 7a38b7ba59339d8950c1279b682dc35a99c40868c9901059313117a8e60af802 |
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font_02_sfnt_off00011850.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11850 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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