MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as a malicious PDF by ClamAV and an ML classifier. It contains numerous embedded URLs that form a link farm, many pointing to compromised CMS upload directories or disposable hosting, suggesting a phishing or malware distribution scheme. The PDF structure and embedded links are consistent with attempts to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://clarklawtexas.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/99518644743.pdf In PDF document text
- https://stalbeckers.nl/userfiles/image/file/49156081742.pdfIn PDF document text
- http://senkyu.jp/webroot/img/files/83749644681.pdfIn PDF document text
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1613d69bfd4a84---jafuva.pdfIn PDF document text
- http://eros-arena-reutlingen.de/eros/userfiles/file/72592217866.pdfIn PDF document text
- http://www.iqubz.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612fd4ab3468f---32340543216.pdfIn PDF document text
- http://busto-wl.gattinonimondodivacanze.it/themes/userfiles/files/zixutamuroga.pdfIn PDF document text
- https://basundharamart.com/userfiles/file/28542447877.pdfIn PDF document text
- https://skywaynepal.com/userfiles/file/gikiser.pdfIn PDF document text
- http://kvbm.org/pds/userfiles/files/risifijuwasomavetedixa.pdfIn PDF document text
- https://komunalno.vrgorac.hr/files/xobudita.pdfIn PDF document text
- https://howardsteeves.com/wp-content/plugins/super-forms/uploads/php/files/97b123d194bfc34cb633588021239008/80062015364.pdfIn PDF document text
- http://baohanhranghm.com/upload/img/files/lodexisigigetinoxisuw.pdfIn PDF document text
- https://www.shopveriamici.com/wp-content/plugins/super-forms/uploads/php/files/4ghdq2ad8pqfq411q6aub4h742/mefenuwasediveduxix.pdfIn PDF document text
- http://westernmaki.com/uploads/files/33750092507.pdfIn PDF document text
- http://southerncross-ex.com/images/blog/file/97449520227.pdfIn PDF document text
- https://fermuar.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613901a5b15a9---81864422000.pdfIn PDF document text
- https://auto826.vnpec.xyz/uploads/files/dalolaxejapipaxa.pdfIn PDF document text
- https://profitaler.com/UserFiles/file/79666320968.pdfIn PDF document text
- https://fsbulletsandbrass.com/userfiles/files/17946623221.pdfIn PDF document text
- http://www.dkmodels.net/ckfinder/userfiles/files/vixufozigup.pdfIn PDF document text
- http://mgmkt.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613db6e7de004---podonemototubogiziw.pdfIn PDF document text
- http://meijialx.com/ckfinder/userfiles/files/88833364722.pdfIn PDF document text
- http://autoscuolauniversale.it/userfiles/files/jejamawewukafajokikugeru.pdfIn PDF document text
- http://castrolmintabolt.hu/images/upload/file/kepesazifanibikene.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=mortal+kombat+ultimate+fighting+gamePDF 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_off00010271.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10271 | 10820 bytes |
SHA-256: 9cea8b2329843c4e21c86de318d037b965fc7e16170a2775c987ae07b8465af3 |
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font_01_sfnt_off00011b33.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B33 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013345.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13345 | 17760 bytes |
SHA-256: 252af880b1f0edd5bf13c7f759568976263cb3e8d1006314f625b20e4afd11c2 |
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