MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users to potentially harmful content. The presence of these link farms and the overall structure strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
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://fobosgrunt.ru/files/ckfinder/files/rogot.pdf In PDF document text
- https://bamfieldrental.com/userfiles/file/nimigelasanagexibigivuj.pdfIn PDF document text
- http://www.wallisandemmanuel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b8b1c1e1b2---votiruzepogitasuxo.pdfIn PDF document text
- http://boxerdapolenta.com/cmsimple/images/file/barizololirijujirunev.pdfIn PDF document text
- http://hysansam.com/fckeditor/userfiles/image/lufofimebixulaju.pdfIn PDF document text
- https://finestblogger.de/wp-content/plugins/super-forms/uploads/php/files/4okpcld52jvub0k8iifpa4a9ga/760248447.pdfIn PDF document text
- https://coluer.ir/documents/file/xijimokodufegusebikab.pdfIn PDF document text
- http://ikhmongol.mn/ckfinder/userfiles/files/88979782019.pdfIn PDF document text
- http://www.adatechotomasyon.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a5a856a5c82---80925724707.pdfIn PDF document text
- https://vmwarts.com/ecovic/file/27404538046.pdfIn PDF document text
- https://graffitipaintstudio.com/wp-content/plugins/super-forms/uploads/php/files/fcad966c37afced41543808f6369fc18/gegib.pdfIn PDF document text
- https://brtim.com/uploads/wysiwyg/files/zikuniliwivosudetixujesom.pdfIn PDF document text
- http://reicar.dk/userfiles/file/70452727839.pdfIn PDF document text
- http://pallenberg-busreisen.de/uploads/files/seluke.pdfIn PDF document text
- https://triosms.com/userfiles/file/litonutev.pdfIn PDF document text
- https://www.gsccn.it/wp-content/plugins/formcraft/file-upload/server/content/files/160733a2ba75b2---22174464279.pdfIn PDF document text
- http://www.anjhimayath.com/upload/file/49104223494.pdfIn PDF document text
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/6e90f31ad0bff86ec3a45aa698101fe0/9058119488.pdfIn PDF document text
- http://interel-rus.ru/test/sites/default/files/file/lararitu.pdfIn PDF document text
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160820fc017ec7---30689731091.pdfIn PDF document text
- http://fantasypartyentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160716a4f81f80---67716920969.pdfIn PDF document text
- https://ebooksweb.net/files/file/40633078440.pdfIn PDF document text
- https://queensflower.nl/clientfiles/50256324884.pdfIn PDF document text
- http://sjar-tech.com/uploadfile/file///2021051719511956.pdfIn PDF document text
- https://elektrona.cz/files/file/14515988043.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=harry+potter+and+chamber+of+secrets+gamecube+isoPDF 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_off0000c874.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC874 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e08b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE08B | 11364 bytes |
SHA-256: 071949f75c07abdd1c9e878a3602101d58f37cf7b5abe638c44b37d4ff5c9eee |
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font_02_sfnt_off0000faab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAAB | 17880 bytes |
SHA-256: e8f0705db01031deb1331f06dbade2b6b7221f169985a9a4f7b328a6882115b4 |
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