MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous links to external resources, many of which are hosted on compromised websites. The document body, though truncated, suggests a lure related to downloading a book, which is a common tactic for phishing or malware distribution. The presence of multiple links to potentially malicious content and the ML classifier's high confidence score indicate a strong likelihood of malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://garglob.ru/uplcv?utm_term=cloud+computing+book+rajkumar+buyya+pdf+free+download PDF link annotation
- http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ec560111f1---mapetoku.pdfIn PDF document text
- http://pcmcpropertyblog.com/wp-content/plugins/super-forms/uploads/php/files/55494ff7322da5b6d4740aa7489f14b7/kowinezikigipekoputuji.pdfIn PDF document text
- https://dezsredstvompx.ru/wp-content/plugins/super-forms/uploads/php/files/011457393b690a0ba1788089473af320/nejesojugudolomev.pdfIn PDF document text
- https://acronimocostanzo.com/userfiles/file/33877823591.pdfIn PDF document text
- http://www.hypnotiseur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160843d9382543---jefesumotedog.pdfIn PDF document text
- https://langestrand.se/anvandarbilder/204/files/53326214645.pdfIn PDF document text
- https://gionggiacam.com/ckfinder/userfiles/files/votisorupodoridewija.pdfIn PDF document text
- https://makeswebsites.com/clients/c/c8/c8c605999f3d8352d7bb792cf3fdb25b/File/zovokikosuxuku.pdfIn PDF document text
- https://saraelv.no/wp-content/plugins/formcraft/file-upload/server/content/files/160a3ef2a5ee76---rujixamigezipipoxafukove.pdfIn PDF document text
- https://www.tonygssoulfood.com/wp-content/plugins/super-forms/uploads/php/files/ea36793321641acda28dfbf77daf4236/58652145416.pdfIn PDF document text
- https://formapolis.it/wp-content/plugins/super-forms/uploads/php/files/e016ed4e31979da68ffebf23677d6f8d/rudamukexi.pdfIn PDF document text
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a2ff1a98dc8---63996246186.pdfIn PDF document text
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bdc856fa65---9736711023.pdfIn PDF document text
- https://hafa-verein.de/wp-content/plugins/super-forms/uploads/php/files/50c6e956ed19fc22e026f9a8e398ca89/daxigujuwabepokibadinaw.pdfIn PDF document text
- https://ayurvedaemart.com/uploads/file/ronisuvesizopuwuzu.pdfIn PDF document text
- http://www.fattyweng.com.sg/wp-content/plugins/formcraft/file-upload/server/content/files/160b2b01607e3c---10215192664.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_off0000f2b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2B5 | 5676 bytes |
SHA-256: 3dfe737f7bd1c2fdd82ccc908d8042f45c769a0dd3d98b291b7626c518037ef2 |
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font_01_sfnt_off0001060e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1060E | 11164 bytes |
SHA-256: dbc1771b9ffe7bc8f645036fd5e93e6bdb130063ebadfc66e66f34870216d3b0 |
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