MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised websites or disposable hosting, characteristic of a link farm used to distribute malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or malware delivery via these external links.
Machine Learning
- Nyx PDF Classifier malicious score 0.7301
Heuristics 5
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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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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://provia-events.de/pics/fotos/1/file/pafupaxetozub.pdf In PDF document text
- http://dungcubepgiangtrinh.com/webroot/img/files/22305753565.pdfIn PDF document text
- http://cesishotel.lv/res/wysiwyg/file/bokujegekosorif.pdfIn PDF document text
- http://popnmusic.fr/userfiles/file/debujigelisivin.pdfIn PDF document text
- http://hciclerp.com/asset/uploads/files/12535823987.pdfIn PDF document text
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/8v6aprlvq0h6c8nmig315aihne/97487577024.pdfIn PDF document text
- https://theemperorsoldclothes.co.uk/wp-content/plugins/super-forms/uploads/php/files/k18ifu53ugs49nsvsmm8ctd5u8/56963679813.pdfIn PDF document text
- http://brickchamber.com/ckfinder/userfiles/files/3067019278.pdfIn PDF document text
- http://meta-min.com/files/medogesupawuxekelaxupij.pdfIn PDF document text
- http://aelma.com/sites/default/userfiles/file/sakexikugerajipapino.pdfIn PDF document text
- http://vngo-cc.vn/cooker/public/files/benitafaxoneketuro.pdfIn PDF document text
- https://gruntbudowa.pl/files/file/26885303994.pdfIn PDF document text
- http://namjapizza.com/app/webroot/files/pakeroxusowag.pdfIn PDF document text
- http://elite-nails.pl/Upload/file/65793408926.pdfIn PDF document text
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607659a02a8f6---8720111118.pdfIn PDF document text
- https://tomclarkvoiceovers.com/userfiles/files/bopixifo.pdfIn PDF document text
- https://angelsstaff.com/uploads/file/mulodumog.pdfIn PDF document text
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8264ccae3e---31723592879.pdfIn PDF document text
- http://greatnice.club/updatefiles/file/pudiwoxapurerozajadem.pdfIn PDF document text
- http://ubestsports.com/imager/files/20210705041359.pdfIn PDF document text
- https://www.sixteengrams.com/wp-content/plugins/super-forms/uploads/php/files/f6k9sol9m39d0ijp318hrabcb1/saworinurujexobunajiwanad.pdfIn PDF document text
- https://cincia.ro/ckfinder/userfiles/files/83603228501.pdfIn PDF document text
- https://daluxerealty.com/wp-content/plugins/super-forms/uploads/php/files/darc32puit5ecn70aud6km9cb1/77609763030.pdfIn PDF document text
- https://werbemittelag.chupload/file/puwaxoweseje.pdfIn PDF document text
- http://extreamtuning.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160838272e445f---bifubiroburevo.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=evaluation+droite+parallele+et+perpendiculaire+cm1PDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dd1e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD1E | 10708 bytes |
SHA-256: 21843a20e92c757f010e69ad4a265f4fec997716433fcfc23184d113d31431c8 |
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font_01_sfnt_off0000f5ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5AC | 18200 bytes |
SHA-256: a9674c191fca37f1a9960a84d876e70573665edda279defcae047962a56fe015 |
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