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 0.9990
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://pelibifir.ru/award?keyword=forward+and+reverse+biasing+of+pn+junction+diode+pdf PDF link annotation
- http://parrrtner.xyz/rifekugamawuzalepovalajolf54ph.pdfIn PDF document text
- http://makamar.xyz/509871014z43uc.pdfIn PDF document text
- http://twoup-viktoria.online/nifudateraborip9kih.pdfIn PDF document text
- http://idclick.cash/5850839028543qf3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4464710/normal_604304dcaeeb2.pdfIn PDF document text
- http://frontglass.xyz/job_interview_questions_and_answers_for_salesmankmzxc.pdfIn PDF document text
- http://reduslimitaly.website/how_big_is_a_flag_football_fieldqwx3q.pdfIn PDF document text
- http://kyhni.site/masenidoro098s0.pdfIn PDF document text
- http://everydayy.fun/operaciones_combinadas_con_numeros_e92v6l.pdfIn PDF document text
- http://bottlechainworld.com/gakakr099l.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4479679/normal_5ff597af94534.pdfIn PDF document text
- http://stankoff.org/what_is_stressed_out_by_twenty_one_pilots_abouton0an.pdfIn PDF document text
- http://hookup157.fun/dans_quoi_investir_2020p8x4v.pdfIn PDF document text
- http://ersoil.fun/fujiranuv7is.pdfIn PDF document text
- http://beliyden.xyz/dunkin_donuts_peppermint_mocha_iced_coffee_caloriesambrc.pdfIn PDF document text
- http://maewallace.com/nukovepikofotemx0v21.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4447265/normal_5fd398ae8cdac.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4446925/normal_60615419f021c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4481528/normal_602952560404f.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/libusamagowuvo/9525273062.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/502a84f6-6e23-4df6-acb8-5478a3773c62/the_maze_runner_2_book_online.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/77f1039d-9cd2-4363-8236-a2dccc165eb4/vavedogiluzojigagajuto.pdfIn PDF document text
- https://s3.amazonaws.com/wupuxus/17830158523.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000124d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124D6 | 5616 bytes |
SHA-256: 5819245048e0ea4cb1a29eaef5fb69a169c607f902dd996afec7169a5590b4e4 |
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font_01_sfnt_off0001381f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1381F | 11912 bytes |
SHA-256: 0dc4108b20737933d5f338e2f918beecbf51c192ac7d6560c7f03ed67b9336d6 |
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font_02_sfnt_off00016101.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16101 | 16248 bytes |
SHA-256: ae071c24dc23a28e101757ed2d97f8345a73917dbdaa806b66e120a720f3e607 |
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