MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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 0.9992
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://chcial.ru/pbw?utm_term=don+stevens+minneapolis+mn PDF link annotation
- https://cdn-cms.f-static.net/uploads/4386094/normal_6014d174bcf78.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4467298/normal_600456e0bc1ba.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4377925/normal_5ff519686a52e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4418000/normal_6069f5b20a673.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4493610/normal_6016a5d6155fa.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4421629/normal_5fed5693c47b5.pdfIn PDF document text
- https://static.s123-cdn-static-d.com/uploads/4376856/normal_60b4373e1d9a7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368477/normal_60258a452bc0a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4391649/normal_60309455ae0a5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4445570/normal_5fd2dbb8d8233.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://vimadutukad.pbworks.com/w/file/fetch/144475518/56499869308.pdfIn PDF document text
- http://maxasol.pbworks.com/w/file/fetch/144548064/alternativet_til_yousee.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f61394eb-bb32-4f44-a01e-fe000df1dbd9/como_hacer_la_sangria_francesa_en_word_2019.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/82f1cf86-bf95-4c43-ab19-901b1528ddb1/relentless_book_series_by_karen_lynch.pdfIn PDF document text
- http://pinurakus.pbworks.com/w/file/fetch/144549195/60945553683.pdfIn PDF document text
- http://gijorugisaw.pbworks.com/w/file/fetch/144598815/98368284478.pdfIn PDF document text
- http://rugewenuzed.pbworks.com/f/how_to_set_up_signature_in_nuance.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/23acc862-dfa1-4cc1-9d76-5e6a8c99ea2b/50246442498.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/84389464-c76e-4532-96a6-bb6ed29402a7/cbp_structured_interview_questions_and_answers.pdfIn PDF document text
- http://rimogeto.pbworks.com/w/file/fetch/144579999/jatawer.pdfIn PDF document text
- http://xuwuziz.pbworks.com/f/73207572469.pdfIn PDF document text
- http://sekodegaxex.pbworks.com/w/file/fetch/144592605/laxafoxawuj.pdfIn PDF document text
- http://feteselulo.pbworks.com/w/file/fetch/144471249/fabitazoz.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_off0000ddc7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDC7 | 4928 bytes |
SHA-256: 11543e3462434d4c5560ca5f9dd39ce859ff0c552b6fb5746db7e34ec9c69652 |
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font_01_sfnt_off0000ee86.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE86 | 10728 bytes |
SHA-256: d41e00cda7f88750cd6d90850310458dbebd56176f17dba67d04a1e1803050f3 |
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