MALICIOUS
126
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 5
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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 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://crewmak.ru/pbw?utm_term=how+to+adjust+brightness+and+contrast+in+pdf PDF link annotation
- https://farerobizu.weebly.com/uploads/1/3/7/5/137500523/1047759.pdfIn PDF document text
- https://vapulorefemefiz.weebly.com/uploads/1/3/5/9/135956910/jusikoxabinokero.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://bevojoluvu.pbworks.com/f/28630497231.pdfIn PDF document text
- http://pupowivala.pbworks.com/w/file/fetch/144426972/dina_thanthi_news_paper_today_free_download.pdfIn PDF document text
- http://wamotarirup.pbworks.com/w/file/fetch/144627210/43248311193.pdfIn PDF document text
- http://pikalunik.pbworks.com/w/file/fetch/144740280/sat_dec_2018_us.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d9c17469-e410-4fc6-bd3e-bdb0205c4a73/9772151242.pdfIn PDF document text
- http://garigor.pbworks.com/w/file/fetch/144826416/prentice_hall_algebra_1_online_textbook_free.pdfIn PDF document text
- http://tusoxefum.pbworks.com/f/xesebulotunusuwoniv.pdfIn PDF document text
- http://nerobedevu.pbworks.com/f/62501512856.pdfIn PDF document text
- http://viluxese.pbworks.com/f/deweratumogotup.pdfIn PDF document text
- http://kimotamiju.pbworks.com/f/96774679863.pdfIn PDF document text
- http://lebunurivugu.pbworks.com/f/96994638333.pdfIn PDF document text
- http://vamafob.pbworks.com/f/peseg.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/298643b7-f072-4ac7-abe7-f3c00eba0a01/how_much_does_graphic_design_school_cost.pdfIn PDF document text
- http://dutamaboxiwa.pbworks.com/w/file/fetch/144829353/oxford_handbook_of_clinical_pharmacy_download.pdfIn PDF document text
- http://kafunujazuwo.pbworks.com/w/file/fetch/144503817/nugaguvumeb.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_off0000ceb8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEB8 | 5656 bytes |
SHA-256: 216a20ce54fc11fcf6c26d3a0e0c6055d9940c1ab99a871cd5eb51d90a076789 |
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font_01_sfnt_off0000e203.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE203 | 11536 bytes |
SHA-256: f4c56d8b8d4f6155e6dbdb5167d0da5a5801e61bac1479a567a32bb499ec66bb |
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