MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous links, many pointing to disposable hosting or compromised CMS uploads, suggesting a link farm designed to redirect users. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware distribution. The presence of a link farm and the nature of the URLs suggest an attempt to trick users into downloading unwanted software.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://dottoridegregorio.it/public/file/64006007434.pdf In PDF document text
- http://khachsansapa.vn/webroot/img/files/rerokor.pdfIn PDF document text
- https://gkia.org/kingkong/userfiles/files/dajebezupunasexopiri.pdfIn PDF document text
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/ea340428bd33890a90a25f8022aa7146/24559528039.pdfIn PDF document text
- https://anjingliar.com/contents/files/94134046115.pdfIn PDF document text
- https://kisikana.hr/userfiles/file/11069565353.pdfIn PDF document text
- http://agilesolutions.in/uploads/4475573310.pdfIn PDF document text
- http://zhatuogz.com/uploadfile/file/keforizenabewam.pdfIn PDF document text
- https://ximangcampha.vn/upload/files/pezamarodofof.pdfIn PDF document text
- http://rileyillustration.com/images/agency/files/fasexenoti.pdfIn PDF document text
- http://xn--42cfa4ewb0a0b3fwh.com/imageupload/files/radovugudonime.pdfIn PDF document text
- http://wskinbody.com/data/boardData/files/12029317840.pdfIn PDF document text
- http://mofrantech.com/userfiles/file/kekiluzevasej.pdfIn PDF document text
- https://lakecountyoralsurgery.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613510288d201---29995991927.pdfIn PDF document text
- http://soc-in.com/data/media/files/jabiruv.pdfIn PDF document text
- http://kondicionery-himki.ru/upload_picture/file/banusuzavi.pdfIn PDF document text
- http://argra.rs/wp-content/plugins/formcraft/file-upload/server/content/files/1613cd40e6e2eb---bunutonexol.pdfIn PDF document text
- http://tangneylaw.com/admin/images/file/fajivutugeb.pdfIn PDF document text
- http://topaslt.com/userfiles/file/gaxozakoroju.pdfIn PDF document text
- http://silarperu.com/UserFiles/file/6041541898.pdfIn PDF document text
- http://skncn.com/u/files/tafolekajerupudojamatiz.pdfIn PDF document text
- http://pc-driver.ru/userfiles/files/vawopojolodexakarodo.pdfIn PDF document text
- http://hrudolf.com/userfiles/68803866307.pdfIn PDF document text
- http://neodev.space/wp-content/plugins/formcraft/file-upload/server/content/files/16138a4513e3a5---rabelim.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=messenger+lite+apk+download+for+pcPDF 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_off0000e52b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE52B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fd42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD42 | 10964 bytes |
SHA-256: 62a6563e8e7468e3b50c461af5d73f52398151976868ec204dfb73c78464122e |
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font_02_sfnt_off000116b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116B1 | 19864 bytes |
SHA-256: 2b070e28127b336bece1b1cae03eab2adf4597344c113a66cd972698c5e5194f |
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