MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The document contains numerous links, many pointing to compromised WordPress uploads or disposable domains, suggesting it functions as a link farm to lure users to malicious sites. The presence of multiple external URIs and link farm characteristics strongly indicates a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9945
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 https://inwebjor.ru/uplcv?utm_term=enzymes+as+green+catalyst
- http://phuocthuan.vn/images/pic/file/17212213330.pdf
- http://christembassydocklands.org/wp-content/plugins/super-forms/uploads/php/files/43067f682fd936ac7b2f7abd81359b4f/97302506398.pdf
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160b56a9cae732---62239493919.pdf
- https://www.mixedclass.com.au/wp-content/plugins/super-forms/uploads/php/files/2up8q2u1jr6ludm2rujj992nea/vijozolojamixetovuxubita.pdf
- http://rideco.hu/upload/file/90406651841.pdf
- http://ahcxdq.com/uploads/file/181541499845.pdf
- http://www.ponderosafestival.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ebce43151f---8608680429.pdf
- http://sunnysolutions.it/uploads/assets/file/govalowizerimadiboraso.pdf
- http://jockmurray.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0a61c16def---wikiroxin.pdf
- https://www.psalighting.com/wp-content/plugins/super-forms/uploads/php/files/288bb19fb377dfc3fd7b996d71e9b047/ziwuxiketesurebunuf.pdf
- https://otdelkamos.ru/wp-content/plugins/super-forms/uploads/php/files/be0fa277d923314015cd4383c8881254/wowureruvoxinexatasimiw.pdf
- http://www.justgiveahand.org/wp-content/plugins/formcraft/file-upload/server/content/files/16094757ea2136---79750911383.pdf
- https://leesman.com/wp-content/plugins/super-forms/uploads/php/files/8ff60aa0937bb2b2e1880f838a0343af/9952972332.pdf
- http://asfalon.com/__files/file/lunegegofetokalit.pdf
- https://aedwea.com/upload/foto/jobedixubigizaroxavumu.pdf
- https://juraganmonyet.com/contents//files/guwerilakuripodalemokaluw.pdf
- https://growlocals.com/wp-content/plugins/super-forms/uploads/php/files/612cefb2d47b0eaf8c5579dbf8dea363/93427575504.pdf
- http://daydreamspin.com/userfiles/file/24535499417.pdf
- http://oticonshop.net/ckfinder/userfiles/files/jabub.pdf
- https://chmelo.hu/sites/default/files/file/gameranele.pdf
- https://aljazeerahpetroleum.ae/userfiles/files/12664655357.pdf
- http://janatalnajaf.com/basefile/janatalnajafcom/files/2010393756.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001a818.bin3f5de78fe507361c5b6a16ced705e20768c0de8b814cf3d1d94f883d35d93451 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A818 | 10516 bytes |
font_01_sfnt_off0001c01e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C01E | 16792 bytes |
font_02_sfnt_off0001d830.bin4e2b269fba800209232bb2bfd6882c4021c7587d4c2688738d7c6b127fca0474 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1D830 | 19208 bytes |
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