MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external websites, many of which are hosted on compromised WordPress installations, suggesting a phishing or malware distribution attempt. The presence of a link farm and the use of a deceptive search term like 'Kendrick Lamar the art of peer pressure mp3 download' indicate a social engineering tactic to trick users into clicking malicious links. The ML classifier and ClamAV detection strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://synerhu.ru/uplcv?utm_term=kendrick+lamar+the+art+of+peer+pressure+mp3+download PDF link annotation
- https://brunoamaranti.it/wp-content/plugins/super-forms/uploads/php/files/friguqkhgq89ic80mai4q58ej5/vafaf.pdfIn PDF document text
- http://timandlor.com/userfiles/file/99658288425.pdfIn PDF document text
- http://lichnyiybrand.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160bc6c15e76ad---83358966870.pdfIn PDF document text
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075cbc427990---bidubojemevedusejirokov.pdfIn PDF document text
- https://shinyjewellers.com/wp-content/plugins/super-forms/uploads/php/files/8qourf0m7decm3n44od0sofahh/xusibojotekebubewofejitex.pdfIn PDF document text
- https://kolodezrus.ru/wp-content/plugins/super-forms/uploads/php/files/e0698c76e99bcb3b525b7169d88b247f/10588767231.pdfIn PDF document text
- http://gtlmarinefuel.com/userfiles/file/rajona.pdfIn PDF document text
- https://msr-hudsonproperties.com/wp-content/plugins/super-forms/uploads/php/files/af2664c49992ca81a0baeca267367848/xoxifunemupazawuw.pdfIn PDF document text
- http://paintingservicesonline.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16073e490c01f4---pikewapozudojoxaxus.pdfIn PDF document text
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/70ff21b4ca5e1bd8f71276ecfa05e690/72489873741.pdfIn PDF document text
- https://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607d7c244c45d---91694073150.pdfIn PDF document text
- https://www.officinadelgustoroma.com/wp-content/plugins/super-forms/uploads/php/files/56fe2b1ddfd749309dc7d8e0b919f8f1/dajinulutux.pdfIn PDF document text
- https://www.cfo-search.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a18ed1e9ca2---pinabejipexov.pdfIn PDF document text
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/f4fbd8e8a61ea79ed3da93990af8e5f4/41138435811.pdfIn PDF document text
- http://joshuadacosta.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607920ac09af8---55726593973.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f698.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF698 | 5684 bytes |
SHA-256: 5aa95ae506cdcbda9d0aa393703f61ba17b708bfe061a7101e364ef475bc98f6 |
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font_01_sfnt_off000109d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109D7 | 12828 bytes |
SHA-256: 202f300d7b03f2d2c8cd854b74ad9a7bc8fc0888aa2dad1348cc179c3e960040 |
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