MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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/strik?utm_term=bell+hooks+books+on+education PDF link annotation
- http://punavuvipufov.sportsontheweb.net/collagen_improve_skin_tone.pdfIn PDF document text
- https://cdn.sqhk.co/xokekekav/OnppRja/digital_clock_timer_alarm.pdfIn PDF document text
- http://jakusavu.sportsontheweb.net/carnatic_music_book_for_beginners.pdfIn PDF document text
- https://cdn.sqhk.co/nadoranur/jcnjeig/84887920587.pdfIn PDF document text
- https://gefivogixofix.weebly.com/uploads/1/3/0/9/130969648/3ca10b3d8b62248.pdfIn PDF document text
- https://cdn.sqhk.co/genopeno/YsshaRO/space_and_naval_warfare_center.pdfIn PDF document text
- https://cdn.sqhk.co/xekejegixawo/hgdk9gh/endoscopic_ultrasound_guided_liver_biopsy.pdfIn PDF document text
- http://simekavo.22web.org/kohler_a112.18.1m_kitchen_faucet.pdfIn PDF document text
- https://vebavorosufate.weebly.com/uploads/1/3/4/7/134742301/sodejofemomazuri.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/f0e89131-c9b0-49d6-99ae-8c1d54783a21/42351370984.pdfIn PDF document text
- http://kujavuven.epizy.com/what_parts_of_crayfish_are_edible.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5b5302a9-d52e-42aa-87f7-b882ddb9e5a1/silirefivemilagi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/627080d1-bb78-49e0-a3ba-2eb40955f422/vitamix_cookbook_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0c695d74-fd37-4cd1-a61f-633f36b95178/73040420873.pdfIn PDF document text
- http://setovoj.onlinewebshop.net/libros_de_lectura_para_aprender_ingles_gratis.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/50015f75-28a0-4dd2-8e37-928c895d9cc0/totudo.pdfIn PDF document text
- http://xonezerimagu.rf.gd/33217517566.pdfIn PDF document text
- http://zuvidetalenaras.epizy.com/6_week_look_ahead_schedule_template.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4f32af7f-6965-4ad6-b0dd-38de37d37cbf/7302525283.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9b3b51e1-97f0-4550-9e7f-ddcb3065dc34/xolarigagukovote.pdfIn PDF document text
- http://romajox.epizy.com/11220918448.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001491d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1491D | 5184 bytes |
SHA-256: 76c41c7a7a42611eb92383847111021b41b95bf7ab33dc2d3ae294b4b1c545d1 |
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font_01_sfnt_off00015ab7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15AB7 | 11492 bytes |
SHA-256: e4378df1b149002f5ce21dcc7165fea025dbdfc884cb3ce6bd0689dc13bac357 |
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