MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample is a PDF file flagged by ML classifiers and ClamAV as malicious. It contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users. The presence of these links indicates an attempt to direct users to malicious sites, aligning with phishing or malware distribution tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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 https://nazrabilisim.com/calisma2/files/uploads/77609544269.pdf In PDF document text
- https://detectiveoffice.net/userfiles/file/wakipubomezitujo.pdfIn PDF document text
- http://dichvugiayphep.net/hinhanh_fckeditor/file/33233404708.pdfIn PDF document text
- https://netshopnepal.com/userfiles/file/21750207554.pdfIn PDF document text
- http://absolutelyneon.com/userfiles/file/sazebomijexetukixusuvoga.pdfIn PDF document text
- http://kowalstwwo.pl/public/cms/images/file/pawowarixidusebureviso.pdfIn PDF document text
- http://sgadsahodayatarntaran.org/sahodyatarntarannew/userfiles/file/xukivefori.pdfIn PDF document text
- https://www.jscorporation.co.in/wp-content/plugins/formcraft/file-upload/server/content/files/160865c9d3766c---99198900038.pdfIn PDF document text
- http://www.medical-psychology.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160a991f1de94e---momibetaxinagotinav.pdfIn PDF document text
- http://studiosimonepantaleo.it/userfiles/files/divawetedafuxorawojol.pdfIn PDF document text
- https://leavereview.com/customerinterview/ckfinder/userfiles/files/pogifoje.pdfIn PDF document text
- http://sns.hu/_user/file/xofakedelolel.pdfIn PDF document text
- http://constantemail.com/userfiles/file/1623535360jodakejirizuvafuvepadowa.pdfIn PDF document text
- http://blackivy.pl/userfiles/file/9242522453.pdfIn PDF document text
- https://yournew.site/wp-content/plugins/super-forms/uploads/php/files/q33ofkin29q2sndtnkapbfeni0/74880084942.pdfIn PDF document text
- https://anfauglir.com/images/file/woworogiluzodeturonaworig.pdfIn PDF document text
- http://yournamebadges.com/withyourdog/cms_uploads/file/12229987258.pdfIn PDF document text
- https://www.entornopublicitario.com/wp-content/plugins/super-forms/uploads/php/files/df5ba9fcfad11c71d4c9566c99dc7a0e/vovorasubabajodulijuv.pdfIn PDF document text
- http://alptw.com/images/files/21903263796.pdfIn PDF document text
- http://119pump.net/d/files/27051711327.pdfIn PDF document text
- http://saharun.org/uploads/ckfinder/userfiles/files/zofizobetemukel.pdfIn PDF document text
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/1612377685a009---nidaw.pdfIn PDF document text
- http://assistance.uz/images/shared/file/rasexezeranedomifusiw.pdfIn PDF document text
- https://fsbulletsandbrass.com/userfiles/files/43420011598.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=future+perfect+tense+vs+future+continuous+exercises+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_off0000d9b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9B7 | 10648 bytes |
SHA-256: 199ddaa09689649cd609b72b0597ecafdd94240210654538ed3e001c12c055f7 |
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font_01_sfnt_off0000f241.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF241 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010a53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A53 | 17772 bytes |
SHA-256: e46484378b2960cb136a2fb28b56dcdd43f38745db5c0d1f0ca577a4f60e3264 |
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