MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The presence of these links and the overall structure indicate an attempt to distribute malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://d-innovation.com/upload/files/35957261906.pdf In PDF document text
- https://daotao.cungthieunhidanang.vn/app/webroot/upload/files/lokuzerewinetexilunexawa.pdfIn PDF document text
- http://uptownfallschurch.com/uploads/files/93704890807.pdfIn PDF document text
- http://srtprogetti.eu/userfiles/files/wonibitirevobogoj.pdfIn PDF document text
- https://drainscovers.com/wp-content/plugins/super-forms/uploads/php/files/fc1eae5ce1536e7b44063ec04d2713c8/66794001471.pdfIn PDF document text
- https://pensionradvanice.cz/res/file/40345193375.pdfIn PDF document text
- http://fslawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/tulizuvataweji.pdfIn PDF document text
- https://chambres-hotes-aube-bleue.fr/userfiles/file/fujonidenexidubijepukajim.pdfIn PDF document text
- http://rmgoals.com/userfiles/files/xiberasidixef.pdfIn PDF document text
- http://capitolmetrophysicaltherapy.com/files/files/90501695377.pdfIn PDF document text
- https://www.karenlovelee.com/wp-content/plugins/formcraft/file-upload/server/content/files/161515abf2574c---93276734501.pdfIn PDF document text
- https://bomnuocebara.com/quangbasanpham/app/webroot/upload/image/files/36384544065.pdfIn PDF document text
- https://trieurodata.ro/images/file/57275157918.pdfIn PDF document text
- https://petribax.nl/userfiles/file/midolipi.pdfIn PDF document text
- http://cornucopiafrederick.com/uploads/files/1178098101.pdfIn PDF document text
- http://dreiseengrundschule.de/files/58080206211.pdfIn PDF document text
- http://www.mvdisposal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614ccbae4662b---wojut.pdfIn PDF document text
- http://retailjewellerindiaawards.com/userfiles/file/17187444206.pdfIn PDF document text
- https://panelshock.com/userfiles/file/69313138058.pdfIn PDF document text
- http://budgettranslation.hu/sites/default/files/file/12224176286.pdfIn PDF document text
- http://szwygs.com/upload/wujabirexigol.pdfIn PDF document text
- http://rwdwebwebdesign.com/img-aim/files/xirizesanokabejoxesokobes.pdfIn PDF document text
- https://oriental-kitchens.com/userfiles/files/67931057849.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=transfer+music+from+macbook+to+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_off0000b192.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB192 | 10888 bytes |
SHA-256: f9a6cbb05943e6dbefefa2a3a1fdf8e24d868c0752f596ccc9c211655e5e8120 |
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font_01_sfnt_off0000cac1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCAC1 | 15300 bytes |
SHA-256: 437c297be4bfa0e58401d11da5ab81a2f26a3b3b4043f8616a11ae0e833fae22 |
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font_02_sfnt_off0000f18d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF18D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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