MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9979
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://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b6394b9847f---wunebugifefarumozol.pdf In PDF document text
- https://tpijobportal.com/ckeditor/ckfinder/userfiles/files/javobibukiwapedobodizu.pdfIn PDF document text
- http://alemotta.com/resources/original/file/riwuxizutimutu.pdfIn PDF document text
- https://www.sacproblemleri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160af9904741a6---96432564826.pdfIn PDF document text
- https://jiptv.nl/wp-content/plugins/super-forms/uploads/php/files/e506h69i3each4dqg0rprshgnk/mivapejavezedudo.pdfIn PDF document text
- https://simovi.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160744330f1728---99379136773.pdfIn PDF document text
- https://kaimano.it/file/judeperilesexaxub.pdfIn PDF document text
- https://ocbond.org/userfiles/files/puronusedagoworobabo.pdfIn PDF document text
- http://katachizu.com/img/news/files/26983377833.pdfIn PDF document text
- http://melhi68.com/clients/69549/File/tujujivenolaniturorubu.pdfIn PDF document text
- http://fuga-hotel.com/CKEdit/upload/files/8530014690.pdfIn PDF document text
- http://sweetbasketsbyjackie.com/clients/864293/File/51045964376.pdfIn PDF document text
- http://soupworld.de/upload/file/54847283287.pdfIn PDF document text
- http://locke-3c.tw/uploads//files/202108022103282943.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/roxodavivejilowusosose.pdfIn PDF document text
- https://ecobox.eng.br/wp-content/plugins/super-forms/uploads/php/files/v661dct57uggovuro2k7amcdra/bagowawam.pdfIn PDF document text
- http://infinijewelry.com/userfiles/file/bipivin.pdfIn PDF document text
- http://ks-system.co.uk/ckfinder/userfiles/files/54595619165.pdfIn PDF document text
- http://xn--o79av69abka850ab6c.com/upload/file/202108140547144778.pdfIn PDF document text
- https://samowar.me/upload/file/41814212565.pdfIn PDF document text
- https://hfdjet.com/wp-content/plugins/super-forms/uploads/php/files/84ce1cdc40756456ebd4d33aa74d3407/tugufazunisuxasexikofejet.pdfIn PDF document text
- http://osullivanspressurewashing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160891cefea27d---77089444012.pdfIn PDF document text
- http://clarklawtexas.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/13602031085.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=atmel+studio+6+programming+tutorial+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_off000145c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x145C2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00015dd4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15DD4 | 18068 bytes |
SHA-256: a323cfa7df0da909624183bdf89cf47e22a96df5dfe0c3e48f1fbd2a6da0e706 |
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font_02_sfnt_off00018d86.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18D86 | 11088 bytes |
SHA-256: 209c8e9f66ff4df0f45d3417a20713630de2ff6c40f4436e6235c40f67f9a3b8 |
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