MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by ClamAV and an ML classifier, exhibiting characteristics of a link farm. It contains numerous external URIs, with a significant number pointing to disposable hosting and utilizing UTM parameters, suggesting a phishing or SEO spam campaign. The PDF structure itself is minimal, primarily serving to host these links, indicating its role as a lure to external malicious content.
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://golowaki.ru/strik?utm_term=what+is+ethical+decision+making+in+nursing PDF link annotation
- https://gojanaribebiw.weebly.com/uploads/1/3/1/4/131437307/vemuxuzib.pdfIn PDF document text
- https://mimedotaxejibi.weebly.com/uploads/1/3/0/8/130873786/2329880.pdfIn PDF document text
- https://kemolarutu.weebly.com/uploads/1/3/4/6/134685450/9448730.pdfIn PDF document text
- https://cdn.sqhk.co/letareximo/hehciac/loverexikulenati.pdfIn PDF document text
- http://stonersfranchise.com/employee_development_plan_template_pptcddwr.pdfIn PDF document text
- https://cdn.sqhk.co/dixufeja/hhkKAij/leviathan_lab_escape_game.pdfIn PDF document text
- https://cdn.sqhk.co/modajili/hWZu378/business_card_background_psd_free.pdfIn PDF document text
- http://lojapidabud.mypressonline.com/66213447010.pdfIn PDF document text
- https://polaposegit.weebly.com/uploads/1/3/4/5/134591324/mefosuvukakedogowedo.pdfIn PDF document text
- http://alcozerox.com/printable_calendar_september_2018zhs7p.pdfIn PDF document text
- https://cdn.sqhk.co/depivuni/gfgeMih/p3_tips_police.pdfIn PDF document text
- http://lnstagramverifiedbadgeshelpcenters.net/50120415003ohbu0.pdfIn PDF document text
- http://item-get.top/imovie_tutorial_for_dummies439w4.pdfIn PDF document text
- https://filafibiwi.weebly.com/uploads/1/3/4/3/134316544/f1dadb4409cef0.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://5c839259-519f-4cee-a1a2-6639d654070b.filesusr.com/ugd/140efa_aee789f03bc64cea8566366dc7532f80.pdf?index=trueIn PDF document text
- http://tifilow.onlinewebshop.net/zoligakotojigivekenov.pdfIn PDF document text
- https://be934b08-0dcc-4e2e-8de1-c3c1c32dbfab.filesusr.com/ugd/d5415a_9b255b87fb034c11a6d4cf6ad8bf0de4.pdf?index=trueIn PDF document text
- http://mevumum.epizy.com/are_re_manasa_song_free.pdfIn PDF document text
- http://sudolurimav.epizy.com/29798267051.pdfIn PDF document text
- https://8d684a1e-4078-49cd-b336-05adf09473b6.filesusr.com/ugd/2b25e8_4b16a331c20b434f9de1294b1198560b.pdf?index=trueIn PDF document text
- https://45dcde1a-aed5-4138-b95e-a0f768a283bf.filesusr.com/ugd/89441e_8294ec3f44df4f52b922688acaf71e31.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_off0001451d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1451D | 5432 bytes |
SHA-256: 129f86dd9f934447994b6e4e15dee77622106d6a275b88da129b87638c0d8ed7 |
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font_01_sfnt_off00015775.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15775 | 10416 bytes |
SHA-256: 597b1dba625dbf969cd45168de993d464dd78bb6bf4a5948e8af35f286e1584f |
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