MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, a common technique for executing malicious code within documents. This script likely redirects the user to a link farm, as indicated by the PDF_SEO_DISPOSABLE_LINK_FARM heuristic and the numerous unknown URLs. The ML classifier and ClamAV detection strongly support the malicious nature of this file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9827
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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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://classiccar-jp.com/js/upload/files/53969364870.pdf In PDF document text
- http://tech-in.info/bramy/userfiles/file/12245233504.pdfIn PDF document text
- https://www.histoiresdegroupes.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136f40ebd934---ruduloduwabaloke.pdfIn PDF document text
- http://locke-3c.tw/uploads/files/202109090713245753.pdfIn PDF document text
- http://nessium.fr/userfiles/file/kedolekifulebaki.pdfIn PDF document text
- http://longbienco.com/js/ckfinder/userfiles/files/17097917230.pdfIn PDF document text
- https://livnica-metalurg.com/images/pages/file/70771398594.pdfIn PDF document text
- http://bushurov.ru/images/files/soxetopopopudib.pdfIn PDF document text
- http://uptownherndon.com/uploads/files/wetonowofunuwidejozax.pdfIn PDF document text
- https://media-get.ru/userfiles/files/jatut.pdfIn PDF document text
- http://sdtrafficticketlawyer.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/24455824988.pdfIn PDF document text
- http://studioingegneramato.com/userfiles/files/73528084018.pdfIn PDF document text
- http://lica-mpt.it/userfiles/files/kobuwenurovadup.pdfIn PDF document text
- http://zhatuogz.com/uploadfile/file/27049358778.pdfIn PDF document text
- http://kondicionery-domodedovo.ru/upload_picture/file/tafutegu.pdfIn PDF document text
- http://mlsconsulting.net/cms/files/File/75184842747.pdfIn PDF document text
- https://www.igescanada.com/ckfinder/userfiles/files/43962646016.pdfIn PDF document text
- https://cesiedizioni.com/userfiles/file/16587476574.pdfIn PDF document text
- http://fasson.vip/images/editor/files/55578027948.pdfIn PDF document text
- http://bisenzia.it/userfiles/files/mepizabuzuxefuxusojux.pdfIn PDF document text
- http://luckysim.com/userfiles/file/sarowisuzusipakabulumuger.pdfIn PDF document text
- http://aescantabria.es/upload/fckeditor/file///devofepakobemudow.pdfIn PDF document text
- https://sketchup360.vn/wp-content/plugins/super-forms/uploads/php/files/gv66akmquqvep1rhifjgi21l6e/ketoravasotunulokizanub.pdfIn PDF document text
- http://barbusci.it/maisUserFile/file/xutadalavozoga.pdfIn PDF document text
- http://gaushalango.com/uploaded_files/userfiles/files/55045611732.pdfIn PDF document text
- http://lexus-custom.com/js/upload/files/71402722542.pdfIn PDF document text
- https://gentrilieu.vn/userfiles/file/bipeluvuvapitinipuverute.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=use+usb+controller+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_off0000babb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBABB | 15884 bytes |
SHA-256: 99cdc1caa76e59d4f107eb4ad43f8cd771bfa1325bdc835aee4147d988ee125e |
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font_01_sfnt_off0000e363.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE363 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fb7a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB7A | 10612 bytes |
SHA-256: 32be58f2100356bed27a1ebfd0b9c6bc3a038197c2aaaf7b27f5aa7ebd6e1ee8 |
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