MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links pointing to compromised websites and disposable hosting, indicative of a link farm. Heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' strongly suggest this is a malicious document. ClamAV detection as 'Pdf.Phishing.Trojan' further supports the malicious classification, likely serving as a lure for phishing or malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9877
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://inewbus.com/wp-content/plugins/super-forms/uploads/php/files/1t63pv9nanq33obam41q954324/nutojamatedililubig.pdf In PDF document text
- http://thetuckerfamilyreunion.com/clients/67950/File/55349670016.pdfIn PDF document text
- https://neksav.com/upload/ckfinder/files/18894035054.pdfIn PDF document text
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a1517ea1d2---fewidijuzijepemel.pdfIn PDF document text
- https://canvasations.com/wp-content/plugins/super-forms/uploads/php/files/us9f6rkd1fpncn07lloucm3la7/29994512925.pdfIn PDF document text
- http://meyras-tourisme.com/ressource/site-image/files/4693573784.pdfIn PDF document text
- https://htlexpress.com/ckfinder/userfiles/files/53940528961.pdfIn PDF document text
- http://www.asejnrtigers.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160d91b700f01f---60756423521.pdfIn PDF document text
- https://chauphongasia.com/wp-content/plugins/super-forms/uploads/php/files/etf6th3bmndp44ep41aplhb29h/pikesekabaxusa.pdfIn PDF document text
- http://thinhhoanggia.vn/Images_upload/files/wuximunure.pdfIn PDF document text
- http://www.assignproject.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094962638d89---lugafutodofewovevadobo.pdfIn PDF document text
- https://www.msolartop.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160c003461c6bb---27162924726.pdfIn PDF document text
- http://alituncer.com/userfiles/file/6218281750.pdfIn PDF document text
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088d5cc333d4---nizaragiduzakozurikipexe.pdfIn PDF document text
- https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/43b4adcc10276d511e06c1344ced43b1/61384575227.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/t7rge19qajut50ce2jgfqp51ft/povaxogexigiwofu.pdfIn PDF document text
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a77be7b1cd1---vavowujudofokanexubimebej.pdfIn PDF document text
- https://volnynaklad.cz/data/file/84437735860.pdfIn PDF document text
- http://entone.es/wp-content/plugins/super-forms/uploads/php/files/491913293c4b8a080653d076d3f847cd/64772691803.pdfIn PDF document text
- https://mziagroup.com/wp-content/plugins/super-forms/uploads/php/files/5ch5cuvr1d8712skd2c2u546fn/vugizoridatinugumana.pdfIn PDF document text
- https://halobysciton.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b88c0b3eb20---pokexifigopujokivawo.pdfIn PDF document text
- https://pluckywize.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1d5c7a028f---xiwebewaporuronipipal.pdfIn PDF document text
- http://kartelabasligi.com/images_upload/files/96169284719.pdfIn PDF document text
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607584c070ddf---lipazovo.pdfIn PDF document text
- http://mav-auto.ru/images/file/70031985495.pdfIn PDF document text
- https://editionsitaliques.com/userfiles/file/fidogiwopes.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=pathfinder+2e+advanced+player%27s+guide+pdf+freePDF 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_off00012e20.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E20 | 17576 bytes |
SHA-256: c687c981e032872524e9aaadd4a9bfffbb03e2941749804fa5c14817e0dac28d |
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font_01_sfnt_off00015c31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15C31 | 11216 bytes |
SHA-256: d299ef2f39ce0c3534f499d6d2def1c3c11d67eab14eace6ee8c01a56f6b46de |
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font_02_sfnt_off00017654.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17654 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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