MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to external websites, many of which are hosted on compromised CMS platforms, suggesting a link farm or phishing lure. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to redirect users to malicious content or exploit kits. The presence of a 'download button' heuristic further supports a deceptive user interaction.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://smidgel.ru/uplcv?utm_term=geometry+dash+2.1+apk+hack+download PDF link annotation
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607135c2496bd---dadusoratavawegud.pdfIn PDF document text
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/d1f375ef8f1570bf65509c2e7dd9b342/72360461765.pdfIn PDF document text
- https://dcoderesearch.com/uploads/vurenexiwumukapiw.pdfIn PDF document text
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/voa4d0v63k0s0od3qr3f5ts3n7/duwopuzanerifuza.pdfIn PDF document text
- https://coachtourbusrental.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078a3de80ebd---tobilutumijuzetoloka.pdfIn PDF document text
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/160bfccb8b5fa0---95933644277.pdfIn PDF document text
- https://castilloexterior.org/ckfinder/userfiles/files/74832649594.pdfIn PDF document text
- http://ypdtools.com/ckfinder/images_store/files/lefita.pdfIn PDF document text
- http://maxitelt.no/wp-content/plugins/formcraft/file-upload/server/content/files/1609b9969d502a---90112628470.pdfIn PDF document text
- http://www.bash.cl/media/file/majolefupobixe.pdfIn PDF document text
- https://floorco.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/a0fa2299a14c1f0eb021d20f45bcfefc/nirosidozelonux.pdfIn PDF document text
- http://sanphamhanquocymy.com/uploads/files/gojopabodetawixabogivexi.pdfIn PDF document text
- https://completecollegestrategies.com/wp-content/plugins/super-forms/uploads/php/files/3c0302751c56d25e2055c2bb290e0828/11024244901.pdfIn PDF document text
- http://www.tecnotrefg.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607f5b4d0f99c---guzimuwik.pdfIn PDF document text
- http://rotarylaspalmas.orgdocumentos/file/fisozobu.pdfIn PDF document text
- https://kassa-evotor.ru/wp-content/plugins/super-forms/uploads/php/files/gqjs3ddi0ojhsa6mm2s951eh85/jororatagejixi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e5b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5B2 | 5816 bytes |
SHA-256: 4824fb30df1a807236b44b5d9f0daf3a52470505c46e6f52c2b294c2c90313af |
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font_01_sfnt_off0000f97a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF97A | 22544 bytes |
SHA-256: 8a846fe1916742198d659d1993239d4d7b32e5eb6e78ef2f6e4ede28731a8c9c |
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