MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO poisoning tactic to drive traffic to malicious sites. The document body, though partially corrupted, references 'British council ielts reading answer sheet pdf', a common lure for phishing attempts.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
Heuristics 6
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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 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://lozipotod.ru/award?keyword=british+council+ielts+reading+answer+sheet+pdf PDF link annotation
- https://cdn.sqhk.co/nepelusir/lw0Udgd/kusipefepexabonujirok.pdfIn PDF document text
- https://cdn.sqhk.co/pudibamune/igJeihg/2010_apes_free_response_answers.pdfIn PDF document text
- http://zugemenelil.medianewsonline.com/blow_molding_machine_manual.pdfIn PDF document text
- http://gugozefo.22web.org/byzantine_literature.pdfIn PDF document text
- https://cdn.sqhk.co/bapulofuw/iziaoWB/kabonopobiwejodubametesug.pdfIn PDF document text
- https://cdn.sqhk.co/vixawutozama/fgcxKor/sonic_adventure_dx_gamecube_rom_download.pdfIn PDF document text
- http://pemufosapakem.mypressonline.com/tudebowa.pdfIn PDF document text
- https://cdn.sqhk.co/mifijizudi/Ml2jhge/8228963337.pdfIn PDF document text
- https://cdn.sqhk.co/karopepagu/VEHgeif/98139795849.pdfIn PDF document text
- https://cdn.sqhk.co/vapitinab/jJifOJ8/best_keyboard_design_app.pdfIn PDF document text
- http://sadogiropi.mypressonline.com/vipan.pdfIn PDF document text
- https://cdn.sqhk.co/sowumavag/hVKgfQb/pinball_soccer_2018.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://pebotavafusu.epizy.com/bhangra_empire_song_2017.pdfIn PDF document text
- https://972af30b-04c2-4618-b911-83ba0b7fef9e.filesusr.com/ugd/84a5c6_25b2de1391954ad083c010d4dd1d9177.pdf?index=trueIn PDF document text
- http://zujawuka.epizy.com/50367834021.pdfIn PDF document text
- http://buzatagijekoj.rf.gd/teniri.pdfIn PDF document text
- http://biledimetiwen.epizy.com/how_languages_are_learned_4th_edition_citation.pdfIn PDF document text
- http://filikenogax.epizy.com/mujovilokogiwogixasuxim.pdfIn PDF document text
- http://kunubuxeduw.epizy.com/maresofizizezaderixolomal.pdfIn PDF document text
- https://6fd4412c-3e6e-4f21-a9af-8137ffc6c0d9.filesusr.com/ugd/03469c_7767f92ff1b14b38a7cefcf11cd08cfb.pdf?index=trueIn PDF document text
- https://4c69d07c-928c-405f-a1ab-6436392658c4.filesusr.com/ugd/4c264d_67657ec02f8344e2a19e012fe2ec8829.pdf?index=trueIn PDF document text
- https://2a983b51-2e13-4971-8c1f-a5bca3ab4353.filesusr.com/ugd/e1a791_5adaa806eac24c628ea940ac5c54c07a.pdf?index=trueIn PDF document text
- http://poramukuwulaji.epizy.com/campus_france_ci_catalogue_des_formations.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_off0000f2d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2D8 | 5556 bytes |
SHA-256: 99e0da9608055d3d2bf64632ed05f347391b22f92da9262c0294eac1cc89a8aa |
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font_01_sfnt_off000105d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105D3 | 11116 bytes |
SHA-256: 0c00fa6a4f88fe7deb110b5802ae9fc59c9360a562074bde148dbebd5bafacf7 |
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font_02_sfnt_off00012bb4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12BB4 | 17340 bytes |
SHA-256: cda17d499ea8a52586973cda42714f028d4d200578b7da52e6630e6f34e7beea |
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