MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous embedded URLs pointing to compromised CMS uploads and disposable hosting. These links likely lead to phishing pages or further malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://huntic.ru/uplcv?utm_term=libro+de+los+sue%C3%B1os+y+sus+significados PDF link annotation
- http://manpukulivermore.com/uploads/files/kesenovikafoxetuxerebifap.pdfIn PDF document text
- http://nc-israel.ru/upload/files/25744540862.pdfIn PDF document text
- https://avis-medical.ma/wp-content/plugins/super-forms/uploads/php/files/2840a9aad8298952ddb6fbbe823aaf59/xutubowuk.pdfIn PDF document text
- https://lightspec.ca/wp-content/plugins/super-forms/uploads/php/files/cb3fb33b22db3f7cecc10d62e2779d14/11967732611.pdfIn PDF document text
- http://szao-spb.ru/images/news/file/35612291368.pdfIn PDF document text
- http://maility.pl/_ADRESuserfiles/file/wapobawiwoverojikapunufut.pdfIn PDF document text
- https://fetogram.com/images/upload/files/mopufuwogekimipoj.pdfIn PDF document text
- https://djhelaly.com/wp-content/plugins/super-forms/uploads/php/files/8c0cd5124ff175a090cc58956f686bba/tatudogesaro.pdfIn PDF document text
- https://istocdukkan.com/userfiles/files/91619151811.pdfIn PDF document text
- http://circuitvietnamcambodge.com/hinhanh/file/lubenokomisan.pdfIn PDF document text
- http://aire-limpio.com/img/editor/file/kemapuvowabufowo.pdfIn PDF document text
- https://www.chortho.co.uk/wp-content/plugins/super-forms/uploads/php/files/ovnivrq44ju2p2omm305mf3une/36254557073.pdfIn PDF document text
- http://abakus-routing.co.uk/ckfinder/userfiles/files/3503167994.pdfIn PDF document text
- https://robertbah.si/files/file/lowirof.pdfIn PDF document text
- http://ks4073.com/file_media/file_image/file/50990939971.pdfIn PDF document text
- http://www.siposferenc.hu/html/tubojerogakexoripevowe.pdfIn PDF document text
- https://beyondpins.com/calisma2/files/uploads/58193814784.pdfIn PDF document text
- https://keralahappyjourney.com/ckfinder/userfiles/files/42286861912.pdfIn PDF document text
- http://eszixv.hu/ckfinder/userfiles/files/26807628618.pdfIn PDF document text
- http://www.sensible-seeds-premium.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082ec892bf95---legawete.pdfIn PDF document text
- https://sheenabusesandcoaches.com/userfiles/file/bogegovatifevafakufurirun.pdfIn PDF document text
- https://htlexpress.com/ckfinder/userfiles/files/28403901769.pdfIn PDF document text
- https://suma.ca/upload/editor/file/zokisilizuwode.pdfIn 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://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_off0000f551.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF551 | 18152 bytes |
SHA-256: 7b8e48ecc6192fe68f7c589c7201a890f5ea42c8df1c2dc4e584dbecb5619018 |
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font_01_sfnt_off00012397.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12397 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013bae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13BAE | 11068 bytes |
SHA-256: dcd1674943a219b7cc3c708486c25e874793ab0064d23158e2ff93cf13972252 |
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