MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was identified as malicious by a ML classifier and ClamAV, indicating a high likelihood of malicious intent. Numerous heuristics indicate the PDF functions as a link farm, with many URLs pointing to compromised WordPress sites and disposable domains. The primary URL, 'https://smidgel.ru/uplcv?utm_term=aksesoris+hp+android', suggests a potential phishing lure related to accessories.
Machine Learning
- Nyx PDF Classifier malicious score 0.9827
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://smidgel.ru/uplcv?utm_term=aksesoris+hp+android PDF link annotation
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613067c34f4ad---13837768600.pdfIn PDF document text
- http://sziszolg.hu/editor_up/givokasujuxivureguwi.pdfIn PDF document text
- http://ingegneriarossi.it/userfiles/files/18186652653.pdfIn PDF document text
- https://datenglagi.com/contents/files/terunufigakipegul.pdfIn PDF document text
- http://pamatudarbai.lt/ckfinder/userfiles/files/86777439192.pdfIn PDF document text
- http://rydelko.pl/userfiles/file/zadalaki.pdfIn PDF document text
- https://www.kadinlarsitesi.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613453869c582---fukafokanu.pdfIn PDF document text
- http://cimkezes.hu/uploads/ckfinder/userfiles/files/3918064756.pdfIn PDF document text
- https://dongphuchuytai.com/upload/files/7838634304.pdfIn PDF document text
- http://www.smartusb.info/images/library/File/51091733418.pdfIn PDF document text
- http://pierrevillers.fr/mairie_files/file/buwurufelotanafirazupisa.pdfIn PDF document text
- http://udokutscher.de/gfx/userfiles/files/73447442282.pdfIn PDF document text
- http://max-metal.pl/gfx/file/nenadeladafuzaj.pdfIn PDF document text
- http://www.ecrivains-consult.fr/easyonline/ckfinder/userfiles/files/gukiropupumuz.pdfIn PDF document text
- http://giasuthienphuc.com/Images_upload/files/35908480248.pdfIn PDF document text
- http://mail-business.ru/uploads/file/20647717169.pdfIn PDF document text
- https://ibericadearmerias.com/file/63173853266.pdfIn PDF document text
- http://neodentpetrosino.it/userfiles/files/20760888081.pdfIn PDF document text
- https://nicklason.se/ckfinder/userfiles/files/weduvej.pdfIn PDF document text
- https://timavoshipsupply.it/userfiles/file/64535241633.pdfIn PDF document text
- http://factorycontrolprojects.com/userfiles/file/24698562841.pdfIn PDF document text
- http://eg-connect.com/php_codes/Scott/VieauAssociates/code/userfiles/file/bokudesupuzuvaguke.pdfIn PDF document text
- http://www.movingintofreedom.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ef1ca32236---11741744346.pdfIn PDF document text
- http://nhac.ditimchanly.org/Images_upload/files/zotajazanofozavokinekita.pdfIn PDF document text
- https://posetili.ru/userfiles/file/misasupijajijizitutiju.pdfIn PDF document text
- http://aptekadc.pl/userfiles/userfile/kusomime.pdfIn PDF document text
- https://firmabudowlanawalczak.pl/web/uploads/files/19657124613.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_off0000c103.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC103 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d91a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD91A | 10420 bytes |
SHA-256: 7c91b1951f0b2883130428ddd10b9bf1f2a16ba507a3aa2c23014d36dc459a79 |
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font_02_sfnt_off0000f0a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0A5 | 16996 bytes |
SHA-256: b02cbcfd2771fa0c2ea5765d149fd361065f06c3635964d31fe5073ba0b30fd4 |
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