MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with many embedded URLs pointing to compromised WordPress sites. These links likely serve to distribute further malicious content or lead users to phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613326dbd938f---52531613024.pdf In PDF document text
- http://bdsps.org/slbdavbatala/userfiles/file/wozudozijovipabumojid.pdfIn PDF document text
- http://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b18abaf40b---11550371740.pdfIn PDF document text
- https://weddingitaly.jp/images/file/29092181019.pdfIn PDF document text
- http://associazionemillesogni.it/userfiles/files/vurofaruvuzinevotekefet.pdfIn PDF document text
- https://syteq-pro.com/userfiles/file/33212551102.pdfIn PDF document text
- http://thestarbusan.com/FileData/ckfinder/files/20210912_7D28000C987CA290.pdfIn PDF document text
- https://un7un9b3rl1pa7-99.com/contents/files/38653899894.pdfIn PDF document text
- http://handsonmontessoripk.com/userfiles/files/30254712759.pdfIn PDF document text
- https://akanaymatbaa.com/calisma2/files/uploads/60290879726.pdfIn PDF document text
- http://qianlong99.org/ckfinder/userfiles/files/22375720875.pdfIn PDF document text
- http://batiment-tunisie.com/userfiles/file/85267108269.pdfIn PDF document text
- http://oneself.pro/wp-content/plugins/formcraft/file-upload/server/content/files/161373699b6507---25985932107.pdfIn PDF document text
- https://silverbirdmarketing.com/pages/images/file/nidubexeset.pdfIn PDF document text
- https://kujainspectors.com/candyticket/uploads/page_images/files/vubunaten.pdfIn PDF document text
- http://pnlestari.com/visitbali/image/files/11430058547.pdfIn PDF document text
- http://tko.wavedev.net/img/files/files/97173615882.pdfIn PDF document text
- http://cleangroupbd.com/ck/upload/files/13119383702.pdfIn PDF document text
- https://www.creativetalentnetwork.com/ckfinder/userfiles/files/71762839963.pdfIn PDF document text
- http://yves-segers.be/userfiles/files/dupitafetaviruxabisegov.pdfIn PDF document text
- https://kermanrooz.com/img/files/61015142995.pdfIn PDF document text
- http://studiodebiaggi.eu/userfiles/files/kusazusinexaduror.pdfIn PDF document text
- http://wakingbeauty.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613dda4907151---75309923501.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=dualshock+3+android+no+rootPDF 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_off0000ee2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE2C | 10700 bytes |
SHA-256: b3915b353f40b4155f087e57947db74a22d7c998e587161295a25b2a41479112 |
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font_01_sfnt_off000106b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106B9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011ecb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11ECB | 19080 bytes |
SHA-256: eba9f538ce277ab0d6636e790ef32f3c889b68736badea8ce9204380c1d2ffcd |
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