MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous external links, many hosted on disposable domains, suggesting a link farm or SEO poisoning tactic. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware distribution. The embedded URLs, such as 'https://midufefew.ru/award?keyword=os+axiomas+de+zurique+livro+pdf', are designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://midufefew.ru/award?keyword=os+axiomas+de+zurique+livro+pdf PDF link annotation
- http://gosoxegekiri.mywebcommunity.org/somirodegisivurivob.pdfIn PDF document text
- http://kujamemapevubu.mypressonline.com/38033187930.pdfIn PDF document text
- http://xodesat.22web.org/sugoker.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://sededuvox.rf.gd/aircare_ma1201_whole-house.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ff4977e8-62c0-4cb8-8996-1b9993a94569/what_are_the_elements_of_music_with_definition.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e917a3ee-d462-4cf7-8fd9-ddc9d412ee58/58176470070.pdfIn PDF document text
- https://s3.amazonaws.com/liguwubore/40565495545.pdfIn PDF document text
- https://972af30b-04c2-4618-b911-83ba0b7fef9e.filesusr.com/ugd/84a5c6_cd9a32b6c1c3442183039a9b1c3b9101.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/susonanezaj/bal_hanuman_pictures_free.pdfIn PDF document text
- http://lilosifudi.rf.gd/certificate_of_origin_taiwan.pdfIn PDF document text
- https://s3.amazonaws.com/tajimipojimo/52184313733.pdfIn PDF document text
- http://bovubodomumid.epizy.com/how_do_i_clean_my_furnace_ignitor.pdfIn PDF document text
- https://s3.amazonaws.com/rorives/wimetoxadiboto.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/15859c4d-faa0-4b6d-b458-7225aef75c37/char_broil_tru_infrared_2_burner_grill_parts.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/78e12e9d-5acd-4868-930c-61cd2dc1cce7/93670872327.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e793a0f9-a970-4f39-bf10-430f34cb09fa/algebra_eoc_practice_test_texas.pdfIn PDF document text
- https://s3.amazonaws.com/jedadokuti/score_hero_hack_full_game.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7849733d-37e2-49ae-a7e4-38cfbd06b112/myers_briggs_work_compatibility_chart.pdfIn PDF document text
- http://lasuwutiganije.rf.gd/latest_gospel_praise_and_worship_songs_2020.pdfIn PDF document text
- https://46c19374-600d-43be-a5f2-d8bf07c6fddf.filesusr.com/ugd/cc94a4_2fe218f92d294d7fad67e726d8098c89.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/7a90b6d8-82d0-4452-ad51-f7342ba7b2cf/a_single_man_cast.pdfIn PDF document text
- https://c580675e-8888-491d-8c80-3106eaac86fb.filesusr.com/ugd/c8a981_bf2f314829c64d20896edf70cd0b41c3.pdf?index=trueIn PDF document text
- https://f8340159-69ce-4309-ac43-521e9a8475b4.filesusr.com/ugd/bc0b97_96f8bd30d78045bf8e5e6b2863644430.pdf?index=trueIn 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_off0000e302.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE302 | 5520 bytes |
SHA-256: acb22db2691f54dbd3bdd9871419f43dbad004d0a62cd7dd7684bce95bc59936 |
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font_01_sfnt_off0000f5bf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5BF | 12924 bytes |
SHA-256: 5e2f0d745bd68d752561e1d0c8369714cbf8d02b855051bf8248baad75ea781e |
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