MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable domains, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 6
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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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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://anshan56.cn/userfiles/file/1631693835117453842.pdf In PDF document text
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613ae0b45078d---papapufomibezi.pdfIn PDF document text
- https://grandiosieventinuziali.it/filesUploads/file/25449324686.pdfIn PDF document text
- https://perfecthospital.org/FCKeditor/file/tadesisonev.pdfIn PDF document text
- https://luiginoiobbi.com/userfiles/file/35618524105.pdfIn PDF document text
- http://jlsxjy.com/right/UploadFile/file///2021090909025873499.pdfIn PDF document text
- https://resicolor.com/upload/files/71488263913.pdfIn PDF document text
- http://nelly-design.ru/upload/files/pubiwavuxulibigitaliwimar.pdfIn PDF document text
- https://indikino.com/ckfinder/userfiles/files/timipolutetajoloxudinom.pdfIn PDF document text
- http://pathtojanna.com/userfiles/files/xoxufo.pdfIn PDF document text
- https://www.formwork.co.uk/wp-content/plugins/super-forms/uploads/php/files/e9op7j0b18dk0qcgg4qqrnvlni/36443802325.pdfIn PDF document text
- http://aotem.com/data/home/qxu1780220113/htdocs/uploadfile/files/womukunonapagovufojew.pdfIn PDF document text
- https://finestblogger.de/wp-content/plugins/super-forms/uploads/php/files/3fh2rc1gluvksd9sgptak45oj5/mutenesopo.pdfIn PDF document text
- http://fd-health.com/upload/ckeditor/files/76338435423.pdfIn PDF document text
- http://royalleasingny.com/admin/images/file/konuwesumuvulir.pdfIn PDF document text
- http://xn----8sbemnkjd7bfu.xn--p1ai/design/img/upload/file/zadumeturojofobojapabugo.pdfIn PDF document text
- http://ardechetendancebrut.fr/userfiles/ardechetendancebrut.fr/file/pasisepujafajipawejep.pdfIn PDF document text
- https://onutglen.com/caningest/images/file/24461381581.pdfIn PDF document text
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16139e67b27188---lotawobej.pdfIn PDF document text
- https://habibitoursegypt.com/ckfinder/userfiles/files/4029270678.pdfIn PDF document text
- https://brokenspoke.com/wp-content/plugins/super-forms/uploads/php/files/7f3e0e3722389d3d91c946ce25ca061a/66094195789.pdfIn PDF document text
- http://rapabzenec.cz/obrazky/files/sojegoxexun.pdfIn PDF document text
- https://jpt.mysmartedu.com/uploadimages/files/pixotolanewamu.pdfIn PDF document text
- https://theipbuzz.com/images/file/21267177361.pdfIn PDF document text
- http://altelaw.com/uploads/image/file/fadatigusokisedofexuwoval.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=android+11+gsiPDF 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_off0000e5e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5E6 | 18660 bytes |
SHA-256: 6714ef2c2f23a26b37da10ae29ef213b46e33b78e9c01f0d53eb44ea2841fb9e |
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font_01_sfnt_off0001171c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1171C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012f33.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F33 | 10016 bytes |
SHA-256: db8a87e571615123951e8df8b6141a2276c016acf125104bebf91a304a33e103 |
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