MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many of which point to compromised websites or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://massintech.ru/img/outer/files/64321311963.pdf In PDF document text
- https://educhina.mn/editor/files/betoneluva.pdfIn PDF document text
- http://saeronbio.com/userData/board/file/godomobi.pdfIn PDF document text
- https://pinotcar.com/wp-content/plugins/super-forms/uploads/php/files/d68cb479735270b8a34ec1c14b3189cd/34299179569.pdfIn PDF document text
- https://fotofidelity.cz/userfiles/file/96490616321.pdfIn PDF document text
- https://beaufortbond.com/wp-content/plugins/super-forms/uploads/php/files/d8e593ac9400418c5c6d6445d57ed1ae/34237689654.pdfIn PDF document text
- http://suttonoakfarms.com/clients/880813/File/29975637469.pdfIn PDF document text
- http://www.farparts.cl/wp-content/plugins/formcraft/file-upload/server/content/files/161209efe3851a---wetam.pdfIn PDF document text
- http://sakuragiramenandsushi.com/uploads/files/6695865865.pdfIn PDF document text
- http://banhangcongnghe.com/upload/FCK/file/3124682171.pdfIn PDF document text
- https://www.area-tlc.com/public/ckfinder/userfiles/files/fobubajepobapaki.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/1hfu2qacsbm4muers1a43r6prt/75905565594.pdfIn PDF document text
- https://indirimlipin.com/calisma2/files/uploads/55606366307.pdfIn PDF document text
- http://www.pianoszimmermann.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160e5501dd8104---bodifed.pdfIn PDF document text
- http://mdbim.pl/ubezpiecz/obrazy/file/53359803298.pdfIn PDF document text
- http://reanda.com/jingkelun/userfiles/files/20210603062132.pdfIn PDF document text
- https://edarky.net/data/file/masozajobiv.pdfIn PDF document text
- http://lamelove-zakryti.cz/userfiles/file/80304681684.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/cbd47185b7bd19e7eb72d6c4e2c09e87/faviwe.pdfIn PDF document text
- http://stensoproject.com/userfiles/files/fazutaxarasena.pdfIn PDF document text
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f79c32a2dfe---kabozirabesoxoleli.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=create+linked+list+in+java+without+using+collectionsPDF 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_off0000d3c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3C7 | 17896 bytes |
SHA-256: af97767433c7d703cf4b61b92946f4af41990bde107b5648ca9a9536e2e2f97f |
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font_01_sfnt_off00010242.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10242 | 11152 bytes |
SHA-256: d79ea66ac08bf2ae2a811e443580b678f8ad84a17bc2c83b8836f9ba5f17957a |
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font_02_sfnt_off00011c18.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C18 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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