MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The document contains numerous embedded URLs, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these link farms and the overall detection profile strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9954
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://stacjaregeneracja.pl/userfiles/file/81295333644.pdf In PDF document text
- http://hotstamping.pl/files/file/sikapovabap.pdfIn PDF document text
- https://lashmakerpro.it/wp-content/plugins/super-forms/uploads/php/files/v622r5s8hca20h7d1eghfn9ce4/82514969684.pdfIn PDF document text
- https://leo-translate.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/1607451bbd5fc8---50836509147.pdfIn PDF document text
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/440e80c253145984f3d46ca5a4c0258c/gafamojabiruwagotila.pdfIn PDF document text
- http://gentlemensquartersbarbershop.com/wp-content/plugins/super-forms/uploads/php/files/47fff4c226fb6ed4fdca2d10d8149c47/55016775531.pdfIn PDF document text
- http://intrinhgia.com/admin/webroot/upload/image/files/6177035102.pdfIn PDF document text
- http://losmarinoslanzarote.com/marinarubicon/admin/file/rezaxagijofenawedifuge.pdfIn PDF document text
- http://svs-pm.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b495f4888f7---nokaxipirozalejosoj.pdfIn PDF document text
- http://vibrosystem.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607670d932f8e---rejukuponiduromi.pdfIn PDF document text
- https://www.accidentinjuryalbuquerque.com/wp-content/plugins/super-forms/uploads/php/files/2slsft9ftn02uguk5l73eaug4m/37811751831.pdfIn PDF document text
- http://seabeachthailand.com/UserFiles/file/wijasujavezigisifekat.pdfIn PDF document text
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/596ca96251d99a4979b095fc5aa96214/fipuwukuzo.pdfIn PDF document text
- http://tizianaiberti.it/userfiles/files/dijasofazasolo.pdfIn PDF document text
- http://beijingbeat.com/contents//files/zibusawirixujilomerixisi.pdfIn PDF document text
- https://www.helpforbusymums.com/wp-content/plugins/super-forms/uploads/php/files/91bade1c96983b371c0def595c8c76a1/61485292012.pdfIn PDF document text
- http://noithatnhapkhaugiasi.com/luutru/files/kifedigixusipur.pdfIn PDF document text
- http://teplolux72.ru/upload/file/samalaketajajoxowutinora.pdfIn PDF document text
- http://doktor-okonski.pl/uploadimg/file/muzoj.pdfIn PDF document text
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/160bbcb8608a47---11948343752.pdfIn PDF document text
- https://connatlas.com/home/conn/public_html/ckfinder/userfiles/files/devubufugekagutoxigosazo.pdfIn PDF document text
- http://www.k-24.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084598e42cb1---kepilumusalisogamul.pdfIn PDF document text
- http://www.moyekolodin.com/files/xinesowopututub.pdfIn PDF document text
- http://hanarotalk.com/userfiles/file///96153563162.pdfIn PDF document text
- http://b-solutions.net/userfiles/file/75328736162.pdfIn PDF document text
- http://fatamorgana.fr/uploads/assets/file/44252927042.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=sakkaran+sinhala+book+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_off0000c6d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6D0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000dee2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEE2 | 16648 bytes |
SHA-256: 664e32212dd5edb858dae7299e6323b03992aeba91af22cc83a316a0215e4aef |
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font_02_sfnt_off0001091f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1091F | 10672 bytes |
SHA-256: 66684e93e4d92182fd97e52e435700352e7c2ad35ada88e0959d7247fe2de208 |
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