MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. It contains numerous external URIs, many of which point to compromised CMS upload storage or disposable hosting, suggesting a link farm designed to redirect users. While no scripts were explicitly extracted, the nature of the URLs and the detection names point towards a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9389
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 https://zazilha.com.mx/wp-content/plugins/super-forms/uploads/php/files/6484e59e4a37fdeafa870e538ef13aa4/fajatebulekujofolijun.pdf In PDF document text
- https://sayurmateng.com/contents//files/7586153264.pdfIn PDF document text
- https://www.histoiresdegroupes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd85941e5de---29779530465.pdfIn PDF document text
- https://aterhesseg.com/up_image/file/20045406287.pdfIn PDF document text
- http://lynhuagiasi.com/Images_upload/files/funodorirepaj.pdfIn PDF document text
- http://coutleelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/vimafase.pdfIn PDF document text
- http://smart.sut.ac.th/tsme/src/lib/ckfinder/userfiles/files/156592243.pdfIn PDF document text
- https://absolut-fit-and-dance.de/wp-content/plugins/super-forms/uploads/php/files/t84938ol5gnttub5fuvvh7ed84/pexikirizeko.pdfIn PDF document text
- http://upnbkk.com/file_media/file_image/file/punumuzatamixulezazej.pdfIn PDF document text
- http://lubrifianti-auto.ro/files/file/dibafebebaturufurejo.pdfIn PDF document text
- http://www.naturapreserved.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aac7dc7c777---85840712590.pdfIn PDF document text
- http://www.davidwoodpersonnel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160fb0440c932d---vomafudu.pdfIn PDF document text
- https://noithatkuongthinh.com/uploads/files/xagaka.pdfIn PDF document text
- http://3dsami.org/uploadfilefiles/28341616148.pdfIn PDF document text
- https://aprilboya.com/userfiles/file/3628342142.pdfIn PDF document text
- http://blossomtour.net/FileData/ckfinder/files/20210905_F6925F1109565897.pdfIn PDF document text
- http://www.investing-in-women.com/wp-content/plugins/formcraft/file-upload/server/content/files/160accb4b2fd76---96146256181.pdfIn PDF document text
- http://nuyewpilot.academy/wp-content/plugins/super-forms/uploads/php/files/f1aade8452c0987d3425bb5b524dcaff/53300139476.pdfIn PDF document text
- http://www.naturapreserved.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d3882390a96---71555010909.pdfIn PDF document text
- http://www.movingintofreedom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d461ea1b617---govowum.pdfIn PDF document text
- http://safedoorsystems.com/cmsimages/file/xesuruzo.pdfIn PDF document text
- http://pileshoppen.dk/userfiles/file/delimuwa.pdfIn PDF document text
- https://seitonsolutions.com/ci/files/29250986687.pdfIn PDF document text
- https://saunadlaciebie.pl/userfiles/file/80190172619.pdfIn PDF document text
- http://xn--h49al33a2zdp0eo1x.com/DATA/file/20210718001322.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=dictionary+exercises+worksheet+pdfPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d2dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2DC | 17808 bytes |
SHA-256: d3bddef0241b562c7ba9d3a152f945092a32b8abec3db9325d455eb632247c88 |
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