MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file is identified as malicious by ML classifiers and ClamAV, indicating a high probability of malicious intent. The file contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to distribute further malicious content or phishing lures. The presence of embedded URLs and the heuristic 'PDF_SEO_LINK_FARM' strongly indicate that the primary function of this document is to redirect users to potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://vilenefex.ru/award?keyword=alphabet+tracing+book+pdf PDF link annotation
- https://mutixuvuv.weebly.com/uploads/1/3/4/6/134665255/406685.pdfIn PDF document text
- https://vunukufe.weebly.com/uploads/1/3/4/6/134640969/gakez.pdfIn PDF document text
- http://pozufopajosel.mypressonline.com/71377005529.pdfIn PDF document text
- https://cdn.sqhk.co/kizajituxab/hTAMI6f/american_horror_story_ringtone_free.pdfIn PDF document text
- http://bopugafuwu.scienceontheweb.net/xbox_live_error_code_8015d002.pdfIn PDF document text
- http://bizowokare.getenjoyment.net/48480557431.pdfIn PDF document text
- http://sunugukumota.getenjoyment.net/95239297165.pdfIn PDF document text
- https://cdn.sqhk.co/zanotunuzi/hjieUgf/thoracic_outlet_syndrome_treatment_exercises.pdfIn PDF document text
- https://zukutalemuz.weebly.com/uploads/1/3/4/5/134582669/wewunezejo.pdfIn PDF document text
- https://cdn.sqhk.co/mevazasid/JpXKaii/nike_outlet_near_me_sale.pdfIn PDF document text
- https://mutazodot.weebly.com/uploads/1/3/0/8/130874237/4590059.pdfIn PDF document text
- https://mexasazage.weebly.com/uploads/1/3/4/5/134513067/vugelufelegejeroz.pdfIn PDF document text
- https://fofomobagukewe.weebly.com/uploads/1/3/4/3/134352826/pivafo_puxowadakarudor.pdfIn PDF document text
- https://cdn.sqhk.co/foxezevewa/oIxgchi/92814331958.pdfIn PDF document text
- http://gazozasi.scienceontheweb.net/votomirar.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://kakasis.onlinewebshop.net/bokinugebelimovidulop.pdfIn PDF document text
- http://madepadejatutof.onlinewebshop.net/saxolibaraxoxamaga.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://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000df92.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF92 | 5432 bytes |
SHA-256: 5245b4eec09316478b640e6e15d71d1d7e082a22a58e685774a6e1baa83e70ac |
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font_01_sfnt_off0000f1fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1FC | 8376 bytes |
SHA-256: 5564a649459b90e9c6f0602ab21b6cd8cbc89b2b4295a9bd58485e285811caf6 |
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font_02_sfnt_off00010972.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10972 | 10664 bytes |
SHA-256: 3f5e84bc3b1c4a2f4697c5035a1146f10dc82d63b23e8476b8d0503fdf3c7ef3 |
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font_03_sfnt_off00012e23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E23 | 16316 bytes |
SHA-256: a0f91dd884ae6e41972b31fe3d77a3fa971159b31faf874f7a11b9cf065ce13e |
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font_04_sfnt_off000143ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x143BA | 1736 bytes |
SHA-256: 551918360585b1590efa6fd2a215345b2f702067d151a0e4b48cfa7490b57960 |
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