MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document functions as a link farm, directing users to numerous external websites under the guise of providing useful resources. The presence of multiple disposable hosting domains and UTM parameters suggests a phishing or malware distribution campaign. ClamAV detection and ML classification strongly indicate malicious intent, likely related to phishing or trojan delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://golowaki.ru/strik?utm_term=diagrama+de+casos+de+uso+ejemplos+resueltos PDF link annotation
- http://grantmedica.ru/how_to_test_schottky_rectifier09bes.pdfIn PDF document text
- http://prostotit.site/7570506613s7lvi.pdfIn PDF document text
- http://presentinsta.site/40612118710b0a9e.pdfIn PDF document text
- http://peteferix.mypressonline.com/pdf_to_word_converter_free_download_software_for_windows_8.pdfIn PDF document text
- http://lupelisizi.medianewsonline.com/practical_artificial_intelligence_apress.pdfIn PDF document text
- http://xejopegig.mypressonline.com/nunziata_cemento_armato.pdfIn PDF document text
- http://esclick.pro/samsung_health_weight_management_not_workinghov98.pdfIn PDF document text
- http://trokot-shtorki.online/comicstaan_abhishek_kumarrfk85.pdfIn PDF document text
- http://sodaapp.pro/neil_degrasse_tyson_show_about_beeshpjn5.pdfIn PDF document text
- http://businesslinecenter.com/dragon_s_crown_vita_trophy_guide7wlp9.pdfIn PDF document text
- http://bulibujirifubof.scienceontheweb.net/41081422046.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://9526c93a-d340-4dca-b5fd-2864ff0888c4.filesusr.com/ugd/4c3d6a_62a168b7d69747c7bb44d98f6a63c45f.pdf?index=trueIn PDF document text
- https://64f1e6a9-4530-4009-9f9b-67b91dd69f79.filesusr.com/ugd/76b6de_16761cb1a0e2491a98cf3948569aa4d6.pdf?index=trueIn PDF document text
- https://2cc3dcad-61c1-4442-8662-ca5be7cd8672.filesusr.com/ugd/71b93f_6f1fa9f27fc443d2933180ab02781372.pdf?index=trueIn PDF document text
- https://f238abdf-92e3-4651-90df-65b6e8a648d9.filesusr.com/ugd/99965f_d9cf775d71f94d1da1cdd32870599f87.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/zisulamisozoto/53143159257.pdfIn PDF document text
- https://1ffb5d6c-d890-49e0-9b87-dc10fbfa49e2.filesusr.com/ugd/8bc2a6_c47cee7e5fb94c5bae261d182abbad98.pdf?index=trueIn PDF document text
- https://e7f45dcf-1957-410e-85b1-216e85a225c4.filesusr.com/ugd/a2c2bc_5c14ffd98295447b87df0f0e2da9816c.pdf?index=trueIn PDF document text
- http://pofijiserige.onlinewebshop.net/49451687237.pdfIn PDF document text
- https://s3.amazonaws.com/devuxuzejozam/what_are_5_responsibilities_of_a_lawyer.pdfIn PDF document text
- https://1a6c606f-1efd-495f-9370-57f425d809fd.filesusr.com/ugd/1be480_eaa611df104042d88950ff8bcd45d626.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/liguwubore/kwinana_freeway_traffic_report_today.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eaab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAAB | 5468 bytes |
SHA-256: 6c95295a4d5f5c4183ab4856ba5ee3055ceac3f3af8f469bf4f8435c97a523f4 |
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font_01_sfnt_off0000fd38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD38 | 11856 bytes |
SHA-256: edb90d73685b5b6ac7fdaef3da22359c3ef400bb6f4e43adc7c4a600a6a33140 |
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