MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to other PDFs hosted on compromised websites or disposable domains, indicating a link farm designed to distribute malicious content. ClamAV and ML classifiers identified this PDF as malicious, specifically flagging it as a phishing trojan. The presence of multiple compromised CMS upload links and SEO link farm characteristics further supports its malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://superfishinglewood.com/uploads/files/jadotoxenuzelum.pdf In PDF document text
- http://lotuscourtpune.com/wp-content/plugins/super-forms/uploads/php/files/na716qo675sro5ckhlpgm6bio0/zugepusuwi.pdfIn PDF document text
- http://predit.ru/admin/ckfinder/userfiles/files/vopumutimadofu.pdfIn PDF document text
- https://lakeshoresmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/sqr8shkgl135jvlmtq3ekrmal1/lopekubebomefitiluwegu.pdfIn PDF document text
- https://wineart.online/userfiles/file/naratodojibaja.pdfIn PDF document text
- http://nhuaduongnhapkhauaz.org/upload/files/kuros.pdfIn PDF document text
- http://tomnhenryanderson.com/clients/8/8a/8a1068334c160bb49438aafe8043afff/File/jetopejemogozuzozixo.pdfIn PDF document text
- https://perfecthospital.net/ckfinder/userfiles/files/xixubixozajujevovowikivig.pdfIn PDF document text
- https://torrentclub.vip/wp-content/plugins/super-forms/uploads/php/files/moj540967n2kin1714qi9lgjkp/fekewukav.pdfIn PDF document text
- https://soportedevida.mx/ckfinder/userfiles/files/poxubozafujidi.pdfIn PDF document text
- https://www.chartsunlimited.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/160b378ef6d3f2---ripoxopapavir.pdfIn PDF document text
- http://www.fan-consultants.com.tw/ezadmin/ckfinder/userfiles/files/22223222517.pdfIn PDF document text
- https://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/dfbbv69hpe3kq7fetfit4osles/13915946439.pdfIn PDF document text
- http://cn-biyoute.com/d/files/66563017965.pdfIn PDF document text
- http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cdc7dd2ffc2---wezuvaxu.pdfIn PDF document text
- https://chicagoportablexray.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608005ea64266---vowonawaf.pdfIn PDF document text
- http://crmrealty360degree.in/userfiles/file/10031255700.pdfIn PDF document text
- https://pikhospital.com/ck_uploads/uploads/files/77218748707.pdfIn PDF document text
- http://floridare.ru/app/webroot/img/uploads/file/162011_wosek.pdfIn PDF document text
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/bv1ukklono1pndtr2bdjlqct4t/pogibezawoxefe.pdfIn PDF document text
- http://pampa.be/uploads/userfiles/files/xolesugafigo.pdfIn PDF document text
- https://cooperspick.com/files/11335424921.pdfIn PDF document text
- https://free-spirit-city.eu/uploads/wysiwyg/files/kusagag.pdfIn PDF document text
- http://laser-piskovani.cz/democms/userfiles/file/9279449561.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=istoria+ilustrata+a+romaniei+pdfPDF 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_off0000d3de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3DE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ebf5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBF5 | 10708 bytes |
SHA-256: a4593f7353df8fefc86a0773122b7b5486574733819da8ad5a2be7acd9f8ba01 |
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font_02_sfnt_off0001047a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1047A | 18216 bytes |
SHA-256: ced2bf1396d44a8af8a492c60c02c61e290900246b87969e8f372727d2cb2f4c |
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