MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, many hosted on disposable domains, suggesting a link farm or phishing lure. The ML classifier and ClamAV detection strongly indicate malicious intent. The embedded URLs, such as 'https://midufefew.ru/strik?utm_term=introduction+to+project+management+ppt+presentation', are likely used to redirect users to malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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://midufefew.ru/strik?utm_term=introduction+to+project+management+ppt+presentation PDF link annotation
- http://fkpravo.ru/brandy_alexander_pie_with_marshmallowsvtsaq.pdfIn PDF document text
- http://ellmax-site.xyz/nijepakkewgr.pdfIn PDF document text
- http://robolab.one/orbit_12_station_irrigation_controller_manualh7kwc.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4474449/normal_5ffa6afb43e3f.pdfIn PDF document text
- http://hhizmet.com/how_to_do_a_meeting_reportco91h.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4445116/normal_602bb34773825.pdfIn PDF document text
- http://naturebiolog.space/how_long_are_layovers_for_flight_attendantsczm2b.pdfIn PDF document text
- http://urolog.xyz/953756961811bev9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4488317/normal_603f8cf08caa3.pdfIn PDF document text
- http://golosa-spasibo.ru/49375906939t6l2o.pdfIn PDF document text
- https://nazawerud.weebly.com/uploads/1/3/4/3/134353719/nagukomore_kanakovuxop.pdfIn PDF document text
- https://wojodusu.weebly.com/uploads/1/3/2/8/132815854/8510976.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/2ef27966-76a3-4ac0-b5f5-165501b75365/16958992409.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5bb3f29b-6b52-41eb-9661-5da8fd2177dc/nobezopetapateruravunel.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0ac61238-5389-44cd-91d5-90386d3c2507/93813272653.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ad7b68d9-ea51-453e-ab22-566b42b16d19/french_verb_conjugation_chart_parler.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b7d0c6bd-5440-4d32-834a-1eee028db1a2/free_spanish_novels_for_beginners.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0ec64618-7d51-4312-8ecd-08039d697ce7/lexujigipesafuzabopijip.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d2393c6a-cf04-45e0-be37-05e18d2035ec/juzaxaxu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f811b29f-8180-4944-9944-351e658f244d/dolivukukidezigiluge.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f1fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1FC | 5372 bytes |
SHA-256: 23ca2d852133ef1363f40715b977f7d2313ab8be248d5d8632be9a18b1529ca0 |
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font_01_sfnt_off00010422.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10422 | 13836 bytes |
SHA-256: a59a560ddc753e75c52e999d9b256c32894bd3bec12fcad55dec8f868369dd44 |
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font_02_sfnt_off00012c80.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C80 | 11384 bytes |
SHA-256: 6048b6577231167926988400e8f0ec32bb3ff79104a4a17f10092ae734ca4727 |
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font_03_sfnt_off00015341.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15341 | 16972 bytes |
SHA-256: a59c6c15687e0b8184c3baaf0e1127357bba3514a291e75dece7c719dc2c46f5 |
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