MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ML classifiers and ClamAV as malicious. It contains a link farm with numerous URLs pointing to potentially compromised or disposable hosting, suggesting an attempt to redirect users to malicious content. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a pattern of using small PDFs for link farming on disposable hosting, further supporting the malicious intent. No scripts were extracted, but the structure and heuristics point towards a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
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 https://watertorens.nl/userfiles/file/bidul.pdf In PDF document text
- http://thesnowmanicecream.com/ckfinder/userfiles/files/12754539996.pdfIn PDF document text
- http://www.akutrans.com/wp-content/plugins/formcraft/file-upload/server/content/files/160841b108860c---4733380179.pdfIn PDF document text
- http://agendaalzheimer.org/files/galeria/files/69749344683.pdfIn PDF document text
- https://www.penyembuhanholistikreiki.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fa4d710234---benesujajivibikolixupe.pdfIn PDF document text
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16072f48369bdb---18632666230.pdfIn PDF document text
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/8ed781846411cca2bbffdaae8e615808/1212109179.pdfIn PDF document text
- http://wypelnienia.kratex.pl/wp-content/plugins/super-forms/uploads/php/files/9ba14d09e7367a992d993252c8a1d0d8/9188474926.pdfIn PDF document text
- https://ensasoft.com.tr/wp-content/plugins/super-forms/uploads/php/files/094gga9mkdkbdu1runvct3n92v/94468437126.pdfIn PDF document text
- http://lubrifianti-auto.ro/files/file/4445851365.pdfIn PDF document text
- http://solartgaleria.hu/images/file/razolupor.pdfIn PDF document text
- https://www.sir.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160d0c08d97eaa---lutijusa.pdfIn PDF document text
- https://shinyjewellers.com/wp-content/plugins/super-forms/uploads/php/files/ltodg6ii2camfc6dl3pl50d57q/wurenepajobelivodeziwe.pdfIn PDF document text
- http://studioriboldi.eu/userfiles/files/zafilolivelilidupomutefis.pdfIn PDF document text
- http://xn--2-140-swe8h.xn--p1ai/files/47525249204.pdfIn PDF document text
- http://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8d31556e76---barogagun.pdfIn PDF document text
- https://jiptv.nl/wp-content/plugins/super-forms/uploads/php/files/8f6pcqs71154mqqctgbpb7vfhk/padizokepitutisu.pdfIn PDF document text
- http://www.thelawchamber.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606dcbe4bd365---23899551352.pdfIn PDF document text
- https://psychotherapie-dr-albrecht.de/wp-content/plugins/formcraft/file-upload/server/content/files/16090b33521169---95474167409.pdfIn PDF document text
- http://staging.impactredevelopment.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fc226202a9---bofosixigalisoxoselo.pdfIn PDF document text
- https://bednidhitraders.com/userfiles/file/93898785789.pdfIn PDF document text
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/160c6da355d5c2---72816645565.pdfIn PDF document text
- https://bajrahrs.com/userfiles/file/gibamidikosud.pdfIn PDF document text
- http://drinkandshrink.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608ec176c4261---liwujunigaduvivuvurubit.pdfIn PDF document text
- http://cargo3030.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160b34be96d263---josifalurapikorijovi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=ant+dislocation+of+hipPDF link annotation
- http://lovewhereyoulv.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/92bbf58da97e5f50db251dbc1c54de57/gakumulamakel.pdfIn PDF document text
- 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_off0000ebe7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBE7 | 10464 bytes |
SHA-256: 95c2cc4e19ca4b5029654e41e4877f3419bde094f83946dc8410a391de08b859 |
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font_01_sfnt_off0001039e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1039E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011bb0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BB0 | 17264 bytes |
SHA-256: 8fe2a24a4eed1ace37b5093c9a1635a0cf545944ad09c980b024f5c2720f8277 |
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