MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm hosted on compromised WordPress upload storage, a common technique for distributing malicious content. Heuristics indicate it's a link farm on disposable hosting, and ML classification and ClamAV detection strongly suggest malicious intent. The embedded URLs likely serve as lures to phishing or malware download sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/16159d34474fc6---90533065299.pdf In PDF document text
- http://yjbiotech.cn/upload/files/70401502118.pdfIn PDF document text
- https://highrise.pl/file/94603311431.pdfIn PDF document text
- https://loyalangkorapartment.com/userfiles/file/sinesujagamimuzapekeni.pdfIn PDF document text
- http://valkexclusief.reviews/app/webroot/files/userfiles/files/guxelimimadurevawixipa.pdfIn PDF document text
- https://war-old.its.vn/new/userfiles/file/73374404357.pdfIn PDF document text
- http://www.aragonemprendedor.com/userfiles/files/fapijoninu.pdfIn PDF document text
- https://partnermind.cz/images/files/16974371413.pdfIn PDF document text
- https://tapuionoticias.com/ckfinder/files/15585577722.pdfIn PDF document text
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16158d3fc4f0da---5989993344.pdfIn PDF document text
- https://www.audifonosdoshoydos.com/wp-content/plugins/formcraft/file-upload/server/content/files/161336af0ea5e2---99627534753.pdfIn PDF document text
- http://mediedil.eu/userfiles/files/64646508922.pdfIn PDF document text
- http://gpszone.hu/upload/userfiles/file/xugivotefukut.pdfIn PDF document text
- http://indianamartialartsfitness.com/flash/indianamartialartsfitness.com/file/nizodezaji.pdfIn PDF document text
- https://dernek.daynexdemo.tk/upload/ckfinder/files/9961679323.pdfIn PDF document text
- https://inprovitperu.com/ckfinder/userfiles/files/tarikilupi.pdfIn PDF document text
- https://cr2tek.com/userfiles/Proj_Name/files/91866915607.pdfIn PDF document text
- http://smenergy.kr/uploaded/file/1674449437613c66e8e8187.pdfIn PDF document text
- https://paeonia.ch/userfiles/files/83369429264.pdfIn PDF document text
- https://aquamedicasatumare.ro/ckfinder/userfiles/files/18059282998.pdfIn PDF document text
- http://mfplus.ba/wp-content/plugins/formcraft/file-upload/server/content/files/16156f8f27ef89---tomer.pdfIn PDF document text
- http://ydchem.cn/filespath/files/20210922045905.pdfIn PDF document text
- http://pension-erlkoenig.de/img/editor/file/fejabiveridovuket.pdfIn PDF document text
- http://xn----1-6cdapb2bdyqawnpcindqfc.xn--p1ai/media/file/xeketupizuzogob.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=fatal+justice+marie+force+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_off0000e9c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9C6 | 10884 bytes |
SHA-256: 2e84040f788d11fb875c29fe27c750531f3ee72009a4a13c530be74a848ec9bc |
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font_01_sfnt_off000102ed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102ED | 20520 bytes |
SHA-256: 24af2f6ef7f750b508c45b64ee754749090239a160d62923d77b7f61881b9768 |
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font_02_sfnt_off000136cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x136CF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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