MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as a link farm hosted on compromised CMS uploads, indicating a phishing or redirection attempt. The ClamAV detection and ML classifier further support its malicious nature. The embedded URLs point to various compromised WordPress sites, likely serving as a distribution point for further malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://regenerativetherapyforpain.com/wp-content/plugins/super-forms/uploads/php/files/4e121da8a925907b1336fbd4c2d6b541/54147064840.pdf
- https://ladychief.com/wp-content/plugins/super-forms/uploads/php/files/87d1359144c561aa8132c45a2771f97b/gogedajifuwir.pdf
- https://pavaniautismschools.com/wp-content/plugins/super-forms/uploads/php/files/50acgs91arpdrco7din7dtrtd9/24462834503.pdf
- https://blindnow.com/userfiles/file/kozezuko.pdf
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dda526a081e---2819074331.pdf
- https://www.histoiresdegroupes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c991b0bc43b---54144680135.pdf
- http://structurecreative.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cee6054f22b---vukaf.pdf
- http://www.chicagoalphas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c48dc0383ce---93971116481.pdf
- http://bethanybaptistcolumbus.org/clients/75549/File/92552751427.pdf
- http://jeugdopdewetenschapsagenda.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160c08337acf59---95244817182.pdf
- http://kyanite.tv/userfiles/file/libiwudepuvarefigavutuse.pdf
- http://www.kmclogistics.com/wp-content/plugins/super-forms/uploads/php/files/de3e9eb9d0976d0fd6b9b284be67b4b6/1694687737.pdf
- https://www.higher-energy-trampolineclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087bb4bcb6bb---78975647055.pdf
- http://viaterrestre.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160772abebcd65---43967902817.pdf
- http://sro52.ru/uploads/files/28278626547.pdf
- https://maidintown.co.uk/wp-content/plugins/super-forms/uploads/php/files/c0fb1ed5812aea68b10b8e06bc3ab163/20130946265.pdf
- https://2greenchicks.com/wp-content/plugins/super-forms/uploads/php/files/3f7547c3c28a2bdd125561073d966830/tenotimagaf.pdf
- http://jcon-aps.dk/userfiles/file/56394983167.pdf
- https://kuechentreff-schmid.de/wp-content/plugins/super-forms/uploads/php/files/dsogk1nqgv1skpvr48dtb5ccuk/84629148814.pdf
- http://rasmesafar.net/basefile/basefiles/55323187995.pdf
- https://angkorphotographyguide.com/userfiles/file/kapezosa.pdf
- https://www.diktu.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a826f36b39c---99126255580.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=one+candle+power
- 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_off0000ec4b.bin4fcf817ba0ab7aa456ad0982d1dc185377b59907e1a95f94d26f1cea8a8feaf4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC4B | 10260 bytes |
font_01_sfnt_off00010388.bin8473dfff5a573c7a3d8dd4f26dbd02935607f0fecf7376efc3371c25e682416f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10388 | 17276 bytes |
font_02_sfnt_off00013025.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13025 | 16792 bytes |
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