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 malicious, including a high-confidence ML classifier and ClamAV detection. It contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to redirect users to potentially harmful content. The presence of these links suggests an attempt to facilitate phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://bjjiffy.com/upload/20593921141.pdf In PDF document text
- https://forumhotel.by/wp-content/plugins/super-forms/uploads/php/files/j742vu23tpj9f34he4leq3aql7/vukifujikuda.pdfIn PDF document text
- https://panificiopasticceriabattaglia.it/file/vajori.pdfIn PDF document text
- https://thepetrichortouch.com/wp-content/plugins/super-forms/uploads/php/files/pe16ib37obubjh2m029eheehsl/pineges.pdfIn PDF document text
- https://charterfori.ir/basefile/charterforiir/files/xazegadajezo.pdfIn PDF document text
- http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c52d4688259---9528619875.pdfIn PDF document text
- http://ipublicity.cz/data/file/gegejuti.pdfIn PDF document text
- http://dongphuctqueen.com/upload/files/9526663104.pdfIn PDF document text
- http://winteringlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/27782915332.pdfIn PDF document text
- http://systemsbiology.at/uploads/assets/file/39137238277.pdfIn PDF document text
- http://www.grupohk.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c97d7b35a33---kebuwigar.pdfIn PDF document text
- https://forcechicago.com/wp-content/plugins/super-forms/uploads/php/files/d6b3ffbbf3dfc007ab483a31ff0097d1/fimolekofexuwiji.pdfIn PDF document text
- https://seeandhearbetter.ie/img/shop//contents/45350901720.pdfIn PDF document text
- http://jfhconsultancy.nl/userfiles/files/rudajesubana.pdfIn PDF document text
- http://www.iqubz.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608020e1586b7---rofiwurodupirowizom.pdfIn PDF document text
- http://www.justgiveahand.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a1821427c3b---13164358585.pdfIn PDF document text
- https://www.cir.cloud/wp-content/plugins/formcraft/file-upload/server/content/files/160c53551ade47---57056716123.pdfIn PDF document text
- http://jrmhandling.nl/upload/file/veluwi.pdfIn PDF document text
- https://arvikabc.com/images/uploadedimages/file/sunusa.pdfIn PDF document text
- https://www.andeanskyline.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8953729122---koterapafe.pdfIn PDF document text
- http://360mart.net/uploads/files/fudinudeleronagizugetijor.pdfIn PDF document text
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/73a8c009d60d3695fd350000ed705901/nafaku.pdfIn PDF document text
- http://mitsubishilongbien.vn/images/ckeditor/files/lexabutejogikewogel.pdfIn PDF document text
- https://edmaker.site/wp-content/plugins/super-forms/uploads/php/files/a1daad8274a6bd38a7d247ca02fb8b78/sejejituzobilaxub.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=class+9+english+book+question+answer+2020PDF 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_off0000eb18.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB18 | 16780 bytes |
SHA-256: da8cda22720e2ffa0b569472aa1158684028cf6471b7be7859ca530a90dae59e |
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font_01_sfnt_off000116da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116DA | 11392 bytes |
SHA-256: 15b1d3e9fbbad251c190b32bc2fb2a58ddf0bb2e1329625c358fafa5ef023f4e |
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font_02_sfnt_off0001317a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1317A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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