MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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/123?utm_term=hip+hop+tamizha+tamil+album+songs PDF link annotation
- https://pudajokorafub.weebly.com/uploads/1/3/7/5/137516447/1896845.pdfIn PDF document text
- https://pexefosakojoma.weebly.com/uploads/1/3/1/4/131406105/numapoxuxaribiv.pdfIn PDF document text
- https://vozutububedem.weebly.com/uploads/1/3/4/3/134372478/047efdc.pdfIn PDF document text
- https://fejavuwuvumago.weebly.com/uploads/1/3/0/8/130874007/9141580.pdfIn PDF document text
- https://voderixata.weebly.com/uploads/1/3/4/2/134266977/9651440.pdfIn PDF document text
- https://tevetokin.weebly.com/uploads/1/3/4/6/134693627/9965138ea7755.pdfIn PDF document text
- https://xuwapitevakud.weebly.com/uploads/1/3/2/6/132682402/4660207.pdfIn PDF document text
- https://devopududifuwet.weebly.com/uploads/1/3/2/6/132696325/5043170.pdfIn PDF document text
- https://baluwona.weebly.com/uploads/1/3/4/6/134611665/6211302af0.pdfIn PDF document text
- https://dodezugufiz.weebly.com/uploads/1/3/5/3/135331092/duwijinesex_tonat_mavukof_libijulibak.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/e4a72026-484f-4ffe-b85a-7854416dc26d/65281466304.pdfIn PDF document text
- http://wusagem.pbworks.com/f/yokogawa_centum_vp_dcs_training_manual.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fb4a4b1c-8c5c-4eb9-b105-466dffd04e75/vuginokafulewizenem.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/68e460ce-c2df-4f86-a93b-8c329e0da587/38360571659.pdfIn PDF document text
- http://dejimebez.pbworks.com/f/minions_movie_480p_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/10711b95-3637-48d1-b800-37b27e9acee5/brp_ski-doo_service_manual.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/eac234f8-7b53-4fbb-abbf-74a69483dc1f/pentair_superflo_manual.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/03648bb2-cd76-42ca-9411-5649b931f593/stephen_king_night_shift_movie_cast.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1c57afd0-597a-4d5c-9598-319b80499a4e/cuadro_de_soluciones_hipertonicas_hipotonicas_e_isotonicas.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_off0000f1ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1AE | 5288 bytes |
SHA-256: 3aa616df3c5f237f1357ea925de53f8ef2a0ecee3cf66dd90a770cdfbb2c996b |
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font_01_sfnt_off0001038c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1038C | 10520 bytes |
SHA-256: 13970aefa3db95fff0d161356236b292e10b6b4e7d9d5f567fcef178359a4049 |
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