MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample is a PDF file flagged by ML classifiers and ClamAV as malicious. It contains numerous embedded URLs, many of which point to unknown or potentially compromised domains, suggesting a phishing or malware distribution scheme. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a link farm on disposable hosting, further supporting this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 http://superfishinglewood.com/uploads/files/jitupomunevakageme.pdf In PDF document text
- http://newabel.com/ckfinder/userfiles/files/jilikifikasekusura.pdfIn PDF document text
- http://bebsulmare.com/userfiles/files/90244899196.pdfIn PDF document text
- http://p-itos.net/admin/userfile/image/file/91014591712.pdfIn PDF document text
- http://loadcell.vn/Images_upload/files/kibujibivagudusoju.pdfIn PDF document text
- http://smartmedicaleg.com/wp-content/plugins/formcraft/file-upload/server/content/files/161311d5eae358---10845645820.pdfIn PDF document text
- https://masukpt2.com/contents/files/10668270834.pdfIn PDF document text
- http://martonaroniskola.net/userfiles/file/70992182514.pdfIn PDF document text
- http://residenzaeden-albisola.com/userfiles/files/71993300760.pdfIn PDF document text
- http://bippex.com/filespath/files/20210906154938.pdfIn PDF document text
- https://orsam.org.tr/paketler/ckfinder/dosyalar/files/19125732967.pdfIn PDF document text
- https://strategie-forex.com/ckfinder/userfiles/files/5160710614.pdfIn PDF document text
- http://businessplan-capalpha.fr/mbp/upload/images/images/upload/ckfinder/38445867110.pdfIn PDF document text
- http://raegcafe.com/uploads/files/1083434015.pdfIn PDF document text
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1613879b8959e0---kenenomowarabajadojurir.pdfIn PDF document text
- http://xn--80aaaaadfwa5aftjhxrkcrg8iwc.xn--p1ai/pict/file/nuderitovuragijuzifur.pdfIn PDF document text
- http://newtarrytowndeli.com/uploads/files/pijikujexixedu.pdfIn PDF document text
- http://abwingsva.com/uploads/files/retasugir.pdfIn PDF document text
- https://xn--1--8kcai1ck2bs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/2d4aa46a4be733402a43441d408e3edf/nosuxob.pdfIn PDF document text
- http://teplolux72.ru/upload/file/varopi.pdfIn PDF document text
- http://thaimassageboy.com/ckfinder/userfiles/files/fesavezedabaguwe.pdfIn PDF document text
- http://eptesteplelek.com/uploads/file/satijaliti.pdfIn PDF document text
- http://okna-kurska.ru/page_edit/_samples/userfiles/files/1476196307.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=how+to+block+phone+on+androidPDF 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_off0000e63d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE63D | 10752 bytes |
SHA-256: d78549a257219e427f0bfeddbc82e5912cacb0b6fb86c85b014bd429e88c14b2 |
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font_01_sfnt_off0000feab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEAB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000116bd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116BD | 17768 bytes |
SHA-256: 5eda7e9cd995b5d6379b4f7df7ccb2939729c06db8cbe597c2a7cef523e4c75a |
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