MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or SEO spam operation. The document body, though heavily obfuscated, contains keywords related to educational materials, likely used as a lure to encourage clicks on the embedded malicious URLs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://jumiwimov.ru/award?keyword=btec+sport+and+exercise+science+level+3+book+pdf PDF link annotation
- http://riwozizedilar.mygamesonline.org/11887330200.pdfIn PDF document text
- https://cdn.sqhk.co/tivinarafuvu/6MieBgc/village_and_farm_game_download_free.pdfIn PDF document text
- http://fruitslope.online/the_power_broker_book_reviewzhivv.pdfIn PDF document text
- https://zevijilutijeso.weebly.com/uploads/1/3/4/8/134850931/46606d265.pdfIn PDF document text
- http://carinsusa.info/spectrum_math_workbook_grade_8_free92cvz.pdfIn PDF document text
- http://ver-alex.website/1860044162666kc3.pdfIn PDF document text
- https://mekumago.weebly.com/uploads/1/3/5/9/135981587/fowaxukukexire.pdfIn PDF document text
- http://sinomefonok.mywebcommunity.org/6462342109.pdfIn PDF document text
- https://cdn.sqhk.co/letarezetap/CsaOhdD/77800013952.pdfIn PDF document text
- http://criticcxck.space/present_simple_exercises_for_beginnerse6iww.pdfIn PDF document text
- https://cdn.sqhk.co/batumozi/Yyicihg/autonics_panel_meter.pdfIn PDF document text
- http://help-feedback-amzn8.xyz/kuvifopifezuxr3.pdfIn PDF document text
- http://zodelem.mygamesonline.org/what_is_charging_error_1_on_roomba.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://6200e599-3f2f-4e3e-ab45-e6977ed7e777.filesusr.com/ugd/f8de3e_bc8af58660c54e748862e47e3262983d.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/sakaburepagase/78190356226.pdfIn PDF document text
- https://bb74f61c-7045-47bf-9a7e-968101ee373e.filesusr.com/ugd/81ef4b_f1b4e960404647f2b0e9a442e26e3084.pdf?index=trueIn PDF document text
- https://59b17237-83b3-47c6-9d40-f547da5b0434.filesusr.com/ugd/827194_c490e596db4c42d8b3c518f29f9fd302.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/sonutopexaramuf/software_testing_certification.pdfIn PDF document text
- https://s3.amazonaws.com/dabatisew/market_multipurpose_ecommerce_html_template_nulled.pdfIn PDF document text
- https://8eefcaf3-52f5-4123-8be5-b1f0aaeea45e.filesusr.com/ugd/1d3654_946694cb37604a23bf6bb8f5009ec93b.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_off0000c59a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC59A | 5692 bytes |
SHA-256: 1b51ad481f00a209a40c5d1e6ce308e0bb8cbf17a9590d28a167b8285900e71d |
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font_01_sfnt_off0000d910.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD910 | 9948 bytes |
SHA-256: 7e93e2f74e5a5a17ade46021a1b9b32a99fb2cfbce81a8212b59bd843bacb6ad |
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