MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, indicating a link farm designed to redirect users to potentially malicious sites. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://vce34.ru/attachments/file/venuzejodej.pdf In PDF document text
- https://siam-royal-view.ru/data/files/64729675438.pdfIn PDF document text
- https://poolpoint.be/uploads/file/76013179974.pdfIn PDF document text
- https://briljant-maleri.se/UserFiles/files/tabute.pdfIn PDF document text
- http://daiichibus.vn/uploads/news_file/ledonigajat.pdfIn PDF document text
- https://thingstodobahrain.net/ckfinder/userfiles/files/90118135051.pdfIn PDF document text
- http://aviatechinform.ru/sadm_files/wofogizalivevo.pdfIn PDF document text
- https://www.conkite.com/wp-content/plugins/super-forms/uploads/php/files/a8624cf229e8931e62b029925d109922/nutaj.pdfIn PDF document text
- https://majorsagilekvaros.hu/uploads/file/gasevujux.pdfIn PDF document text
- http://residenceraffaellotorino.com/userfiles/files/96403750482.pdfIn PDF document text
- http://dycelife.com/userfiles/file/zopoxurulevabikolad.pdfIn PDF document text
- https://ambalatender.com/upload/files/rutogi.pdfIn PDF document text
- https://www.costaverde.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613d4eb14f627---weguwemud.pdfIn PDF document text
- http://jrpst.pl/userfiles/file/ronuliwexebikidudifawew.pdfIn PDF document text
- http://hotel-ambassador-nice.com/upload/files/xarozoge.pdfIn PDF document text
- http://terralis.net/catalogue_dynamique/file/51266444680.pdfIn PDF document text
- http://waypl.pl/upload/File/19083136858.pdfIn PDF document text
- http://soncongnghiepjotun.com/media/ftp/file/besuxoxavojifigafomo.pdfIn PDF document text
- https://webvitamin.vn/app/webroot/uploads/files/88841734147.pdfIn PDF document text
- https://kujainspectors.com/candyticket/uploads/page_images/files/zuketisebisad.pdfIn PDF document text
- http://uyaviation.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614296415e342---getopijaravitigid.pdfIn PDF document text
- https://petala.gr/userfiles/file/31164491676.pdfIn PDF document text
- http://architettotamborra.eu/userfiles/files/77969801187.pdfIn PDF document text
- http://z-sinpro.com/upload/files/5235307485.pdfIn PDF document text
- http://zoldjogsi.hu/uploads/files/35173097294.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=search+engine+keyword+rankPDF 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_off0000e3a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3A4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fbb6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBB6 | 16984 bytes |
SHA-256: b94b977f05cc758be682b0d18dfe09bea1c7d1d55b481679cae4ddf2e7707df1 |
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font_02_sfnt_off000127fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127FE | 10704 bytes |
SHA-256: c67d3778a62f1c8a940796fedf81b6628835c195fa5ac528e770ba232c647fb0 |
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