MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file 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 disposable hosting or compromised CMS upload directories, suggesting a link farm designed to redirect users to malicious sites. While no scripts were explicitly extracted, the presence of PDF-specific heuristics and the overall structure indicate an attempt to exploit users through deceptive links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://www.icareonline.net.au/ckfinder/icare/files/bewazijuwokafugoz.pdf In PDF document text
- http://synphabase.ch/upload/file/88648983653.pdfIn PDF document text
- http://toyotarent.hk/FileData/ckfinder/files/20210901_DE46AAE51F7F4FDC.pdfIn PDF document text
- http://bfcy88.com/uploads/files/sezinuxumebejaramo.pdfIn PDF document text
- https://penzion-palice.cz/content/99042128206.pdfIn PDF document text
- https://heuresromantiques.com/upload/files/69517474373.pdfIn PDF document text
- http://nomorecpapmachine.com/userfiles/files/rotuzoluk.pdfIn PDF document text
- https://atx-stroy.ru/wp-content/plugins/super-forms/uploads/php/files/be7b7968caecbe5c51105dd2db864f95/vaburoragimafagubolabebe.pdfIn PDF document text
- https://pemaboutiquehotel.com/assets/userfiles/files/31303178255.pdfIn PDF document text
- http://www.psychophonie-tarbes.com/ckfinder/userfiles/files/mironozerasixoduguk.pdfIn PDF document text
- https://basisnomor.com/contents/files/kagodu.pdfIn PDF document text
- http://neapol-m.ru/usr/file/68392845066.pdfIn PDF document text
- http://thedewakohchang.com/image/upload/File/8799176846.pdfIn PDF document text
- https://fratellifurloni.it/file/lexojofikimogo.pdfIn PDF document text
- http://www.kidnuri.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131797e099b4---3997453102.pdfIn PDF document text
- http://bkht.vn/userfiles/file/27498614803.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612fd518e0e07---tozemugigefozavevat.pdfIn PDF document text
- http://apexnepaltravel.com/userfiles/file/momajapimudulopejavut.pdfIn PDF document text
- http://1careglobal.com/upload/files/81952457843.pdfIn PDF document text
- http://vititanon.com/user_img/files/15490175566.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135f72fdcfb7---renijetanivegukisomog.pdfIn PDF document text
- http://urgentcarepb.net/userfiles/file/gasawodazez.pdfIn PDF document text
- http://envisystem.com/upload/userfile/files/51692963052.pdfIn PDF document text
- http://www.greenfield-sustainability.com/images/files/bedudejujisoxeterorabo.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=touchwiz+home+has+stopped+galaxy+tabletPDF 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_off0000e242.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE242 | 17568 bytes |
SHA-256: 861e549da55bb690dd03baf5eada2efe90ecd7718482c325418ebb40ed0eda7b |
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font_01_sfnt_off00010feb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FEB | 11324 bytes |
SHA-256: 7d46025a14deb6227a053cf1b1dd8375580a427fd7218263af73ea58c83a9933 |
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font_02_sfnt_off00012a48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A48 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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