MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or phishing operation. The primary malicious URL identified is https://ponafet.ru/strik?utm_term=polk+psw505+for+sale, which is likely used to deliver a secondary payload or redirect to a phishing site.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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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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://ponafet.ru/strik?utm_term=polk+psw505+for+sale PDF link annotation
- http://dresdenpharma.ru/lol_irelia_build_guideq91q9.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4417669/normal_5fdf2f205fa6f.pdfIn PDF document text
- https://cdn.sqhk.co/vurelakixu/ifljaDg/nifomu.pdfIn PDF document text
- http://eroganoficial.site/gastrulacion_en_erizo_de_marejtuc.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4421213/normal_6043591a932e9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4484806/normal_5fd2aab2c8e96.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413227/normal_600fff951c6ed.pdfIn PDF document text
- https://cdn.sqhk.co/foroboreb/difNDP0/90935313850.pdfIn PDF document text
- http://winnerslm.space/66819625275bg69b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4405181/normal_5fda7110ab980.pdfIn PDF document text
- http://qqkaxes.xyz/the_lightning_thief_chapter_748np9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4477373/normal_602733fb4e893.pdfIn PDF document text
- https://cdn.sqhk.co/fezusife/ibBuJG0/celebrity_cruises_alaska_2021.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4416786/normal_5fdd43111a746.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://9a4203bb-6ff2-4ef1-9c63-3f113f84a884.filesusr.com/ugd/ea9bdf_036d5679fb5542bda238e70f00c06ed4.pdf?index=trueIn PDF document text
- https://03ca3561-abfe-48ca-9b59-b1b2b77f8126.filesusr.com/ugd/1af49e_103bc5023e224f8392a0c0e4febd8acf.pdf?index=trueIn PDF document text
- https://1b15a19f-c8c2-4d9d-8c2f-e97aa7ecfe2c.filesusr.com/ugd/eb6c48_e0ab323fdd39403887bb2181388f6078.pdf?index=trueIn PDF document text
- https://8c17aa34-c454-4d6c-a218-8929c845e329.filesusr.com/ugd/808cd0_fded4e86133b4d88a32109f468570c42.pdf?index=trueIn PDF document text
- https://305aa2e3-e1d2-413d-aa2e-f1bb83d03ded.filesusr.com/ugd/92ee2b_9876f698a5574883a4debb296ae88995.pdf?index=trueIn PDF document text
- https://87b84290-c0b3-4c73-97a1-3d59c64c3f69.filesusr.com/ugd/c638b7_96d8577ae32a4fee8a9afc3cde31e2a4.pdf?index=trueIn PDF document text
- https://2b81f3f0-3f46-42ff-87a7-5865dd96cd3c.filesusr.com/ugd/fb41f9_f4b83493a09e410eaa9f43b8728d8b60.pdf?index=trueIn PDF document text
- https://d05b2b94-0af3-401c-a6ef-75d00d0b58ae.filesusr.com/ugd/3bca44_1492884e563f4f2c95d06cd4a9ce9cea.pdf?index=trueIn PDF document text
- https://459ec6dd-5b69-4322-a182-74abbfaa0e48.filesusr.com/ugd/221eaa_4bfc1fc90d4a47068614e75b80dd5376.pdf?index=trueIn 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_off0000f7b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7B5 | 5320 bytes |
SHA-256: 2dbb8b23937424160cc2ec11553b624918e9bf6d68d8b05442b6ed06066996a8 |
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font_01_sfnt_off000109f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109F4 | 11652 bytes |
SHA-256: 23a0096b0ad855079ed27439efa3d084dbe2b0fa0423253ca76b57514a6563a4 |
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