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 compromised WordPress sites or disposable hosting, indicative of a link farm. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery. The presence of a link farm and the nature of the URLs suggest an attempt to lure users to external malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9950
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://allianztc.ro/files/file/rubozaxip.pdf In PDF document text
- http://turar-mussin.com/userfiles/File/70148725239.pdfIn PDF document text
- http://kalmi.ru/upfiles/files/dijilarebanaxujewij.pdfIn PDF document text
- http://marjoleintje.nl/include/userfiles/90965771351.pdfIn PDF document text
- http://kencert.vn/uploads/image/files/91219463358.pdfIn PDF document text
- https://cottonweb.net/userfiles/file/jelovibuxevoboxavosededor.pdfIn PDF document text
- https://thefertilizerproductionline.com/d/files/suzutuxisopedogelalive.pdfIn PDF document text
- https://cashofferoregon.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613448645019a---19894715197.pdfIn PDF document text
- https://jungleflightchiangmai.jungle-flight.com/Uploads/files/tamasafevosezoxenow.pdfIn PDF document text
- https://zapret-rf.org/web/img/podborky/files/bidaruwirotokukowibapusa.pdfIn PDF document text
- http://vdgairconditioning.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613dd83f2fb77---34790088237.pdfIn PDF document text
- https://pinkrali.com/calisma2/files/uploads/gebogemukux.pdfIn PDF document text
- http://prograsifkalip.com/files/85890309588.pdfIn PDF document text
- https://novsport.com/content/File/wudalizagudowepadazu.pdfIn PDF document text
- http://lycee-elm.com/userfiles/file/kelimajexanufakuj.pdfIn PDF document text
- https://hatinhjobs.com/upload/files/55348719976.pdfIn PDF document text
- https://2b3la571ga-70p.com/contents/files/duwapekajalikogomuton.pdfIn PDF document text
- http://fanghsin.com/uploads/files/202109080907002992.pdfIn PDF document text
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a188600cf2---tupuzixalewomemebotuson.pdfIn PDF document text
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/16130662e3ba48---jumokologuwilobasosa.pdfIn PDF document text
- https://hgb.se/filer/file/talununikamaxapavogow.pdfIn PDF document text
- https://sandalyecenneti.com/wp-content/plugins/super-forms/uploads/php/files/ltv82i684the47vq6o4j3boa6b/84143907451.pdfIn PDF document text
- https://www.beadvised.co.uk/wp-content/plugins/super-forms/uploads/php/files/1684aa2d414640aebfdd761c168b202d/buwilesewimozalukum.pdfIn PDF document text
- https://jahanchart.ir/data/files/file/riwofajedi.pdfIn PDF document text
- http://schokoladenfontaene.de/idata/89584217474.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=zooba+download+android+apkPDF 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_off0000b217.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB217 | 10268 bytes |
SHA-256: 187ed7026a4c94905c6fe9bdf7456b5433f487925794bf6f3898833d3ffce4fb |
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font_01_sfnt_off0000c90c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC90C | 14120 bytes |
SHA-256: f2c0890821566f4dca1590263892e99a775c5fee7176f008a0d422f28db69748 |
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font_02_sfnt_off0000ec48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC48 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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