MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing or trojan distribution vehicle. Heuristics indicate it functions as a link farm, pointing to numerous compromised WordPress upload directories and other disposable hosting sites. The embedded URLs, while some are marked benign, are part of a larger pattern of directing users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9958
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://paradisoseminatrici.it/userfiles/files/vepegiguzosoboponuwepanag.pdf
- http://snookerfootball.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1608e77525d569---95177868859.pdf
- https://tcufroghouses.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8d91d4969d---96413885393.pdf
- http://urbanconstructions.org/images/uploadedimages/file/31732786316.pdf
- http://naturalmis.com/userfiles/file/57802946141.pdf
- https://teenvolunteerhouston.org/wp-content/plugins/super-forms/uploads/php/files/513fa24fa7524562afe6bf77e1947ed2/jilujigimaz.pdf
- http://mikailang.net/userfiles/file/20210505064910_363218792.pdf
- http://kaupa.cz/userfiles/file/xaneti.pdf
- https://www.a2zmedical.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160804622d046a---9080469178.pdf
- http://diagonal.org.ar/wp-content/plugins/formcraft/file-upload/server/content/files/160754587ca937---11105054210.pdf
- https://bibliotheque-des-arts.com/ckfinder/userfiles/files/35415693085.pdf
- http://frederickfollows.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608ba58ed76cb---nanojifir.pdf
- https://benqmusicworkshop.com/fupload/file/1937529729.pdf
- https://www.fifatravels.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6abe3aeacb---97479077328.pdf
- http://afgventuregroup.com/cfiles/file/96887030961.pdf
- https://www.ideaklinik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606eee14e2a42---45876233840.pdf
- https://www.prowallpanama.com/wp-content/plugins/super-forms/uploads/php/files/03e4db7509ead7a38fecca461575d146/lapegobiforoxaj.pdf
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1609d331f49656---79488180744.pdf
- https://vallejardin.com/wp-content/plugins/super-forms/uploads/php/files/11b017285fb6b5d489751af67ad8ed9d/jimutilifaxukakug.pdf
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d9312df026---pozusaxijofejunadamijuzej.pdf
- http://sxhk365.com/uploads/file///62785520724.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=ffxiv+anima+weapons+pictures
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e4f3.bin9bd940845dec0ba9ddd9bbaad720299fcb5f2409662afb42f15afea41a622d9e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4F3 | 10924 bytes |
font_01_sfnt_off0000fe57.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE57 | 16792 bytes |
font_02_sfnt_off00011669.bin46091426ff90262d23442316c220621c3643e007bf071be8d4d84f73d08c4fd2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11669 | 17236 bytes |
font_03_sfnt_off00014329.binffeb6e09df6a23b442ce61faaebc4139cbc29a4317294ce553edb599edb0a49f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14329 | 5012 bytes |
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