MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was detected as malicious by ClamAV and ML classifiers, indicating a high likelihood of malicious intent. It contains numerous external links, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users. The presence of these links and the overall structure strongly suggest a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.7792
Heuristics 5
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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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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 https://whitesal.com/data/images/file/6074_20210905145955.pdf In PDF document text
- http://duocmyphamcongty.com/app/webroot/uploads/files/76224742904.pdfIn PDF document text
- https://ctners.com/ckfinder/userfiles/files/78382474854.pdfIn PDF document text
- https://sieuviet.net/webroot/img/files/fovasagiserimeboses.pdfIn PDF document text
- https://iamluno.com/wp-content/plugins/formcraft/file-upload/server/content/files/161321357b704c---36528255993.pdfIn PDF document text
- http://sl-light.ru/design/img/upload/file/notebojobadonefufosafu.pdfIn PDF document text
- https://implantsdentairesdesmoulins.com/upload/editor/file/51215069993.pdfIn PDF document text
- http://dralituncer.net/userfiles/file/dobuwasusenanelunaganolu.pdfIn PDF document text
- https://studiecarriere.it/uploads/file/89583585961.pdfIn PDF document text
- http://biogenetec.tw/image/files/20210909_205648.pdfIn PDF document text
- http://93564497.com/userfiles/panir.pdfIn PDF document text
- https://www.mercedesbenzofaustinservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138eb210e2ff---veretukukupamuga.pdfIn PDF document text
- http://alteredcompta.com/buddha/ckfinder/userfiles/files/71791068240.pdfIn PDF document text
- http://immobilieninvestors.de/userfiles/file/dirugofodaradivowojod.pdfIn PDF document text
- https://jesssmithtri.com/jesssmith/ckfinder/userfiles/files/vozuduxetajajofiwuvax.pdfIn PDF document text
- http://fatimaartwork.com/userfiles/file/xegatipewo.pdfIn PDF document text
- http://dcbestwings.com/uploads/files/nipidujukexis.pdfIn PDF document text
- http://mh-gartengestaltung.de/userfiles/file/56853294034.pdfIn PDF document text
- https://makiriaszto.hu/ckfinder/userfiles/files/tomenufosujunebij.pdfIn PDF document text
- http://krakow4you.pl/krakow/files/pabelomeruparifejiduw.pdfIn PDF document text
- http://vongtaygiay.net/media/ftp/file/57874906299.pdfIn PDF document text
- http://gmicropilotes.com/uploads/files/2868188264.pdfIn PDF document text
- https://democv.associasuite.com/imagenes/contenidos/files/34594229275.pdfIn PDF document text
- http://sz-nuoyi.com/Upload/file/2021090901514786817.pdfIn PDF document text
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/161357795d0a9f---49490260125.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=mm2+official+value+listPDF link annotation
- 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_off0000d90b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD90B | 17328 bytes |
SHA-256: fbb8b3de1abc1b086cbbc3ad5f78632225c24ff359c2d2c37aa4e673a979478d |
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font_01_sfnt_off00010687.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10687 | 10572 bytes |
SHA-256: 63f4cf652c98e8c24f0ec971fc8934b9018e9c6c022d5efc610344b8622283cd |
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font_02_sfnt_off00011ed4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11ED4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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