MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://quranday.org/userfiles/file/33652398005.pdf In PDF document text
- http://lhdrum.com/User_File/UpFile/file/20210907124535_MTAxNTY4NTkzODM=.pdfIn PDF document text
- http://deborahkay.com/ckfinder/userfiles/files/77631889062.pdfIn PDF document text
- http://dobrejaja.com/Upload/file/69136803109.pdfIn PDF document text
- https://cahayaapi1.com/contents/files/wiwesejoxulabokudeli.pdfIn PDF document text
- http://zhuoxinlaw.com/userfiles/file/20210914145540_1209685353.pdfIn PDF document text
- http://whatcanidoforyou.eu/publish/file/62723704537.pdfIn PDF document text
- https://stopserv.ru/files/file/fugokovadakin.pdfIn PDF document text
- https://www.rockandroll.blog.br/wp-content/plugins/super-forms/uploads/php/files/hd3su0f9nend975e9o8qrutebp/memalumakomapiveweveloni.pdfIn PDF document text
- http://enidental.com/userfiles/file/20210915204520.pdfIn PDF document text
- http://ashioke.com/images/library/File/vezagabaki.pdfIn PDF document text
- https://aqualibramontois.be/fckdownload/file/xisomaravofuwi.pdfIn PDF document text
- https://www.diktu.com/wp-content/plugins/formcraft/file-upload/server/content/files/161416e2d7d0a1---xisisegizepulijogo.pdfIn PDF document text
- http://hockjoohin.com/admin/uploads/file/50107013323.pdfIn PDF document text
- https://yennenga.org/business_school/uploads/file/kolemizodimunemuw.pdfIn PDF document text
- http://imreelectric.sk/uploads/file/nefuzugoduvedivejapomija.pdfIn PDF document text
- http://southportrubbish.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d4061cf97b---40020747446.pdfIn PDF document text
- http://domario.ru/userfiles/file/pefebulig.pdfIn PDF document text
- http://maturitni-ples.eu/UserFiles/File/rejijotovukukij.pdfIn PDF document text
- http://montpellier-business-plan.fr/mbp/upload/images/images/upload/ckfinder/46707586866.pdfIn PDF document text
- http://gpe-el.pro/ckfinder/userfiles/files/tuxovezedogege.pdfIn PDF document text
- http://ksiclubcom.ksiclub.org/svnprojects/DHD/Source/images/files/nigojijewavamafutizanad.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=arshia+sattar+ramayana+pdfPDF 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_off0000d748.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD748 | 18756 bytes |
SHA-256: d84496b79d1429b0bae38e1e2a52fde2610cf88d0cfb3346f2a3426046134bef |
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font_01_sfnt_off0001066e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1066E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011e85.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E85 | 10560 bytes |
SHA-256: 218dd35b2761adfc05fb860d3316f30f55cabee37c2fb39573260bfef337a4ce |
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