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 0.9995
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://baarspo.ru/strik?utm_term=timex+wr30m+watch+battery+replacement PDF link annotation
- http://tixesikixux.mygamesonline.org/2000_s10_wiring_schematic.pdfIn PDF document text
- http://gavojutopubiri.getenjoyment.net/asean_integration_philippines_education.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4496586/normal_5ffb051134f94.pdfIn PDF document text
- http://lipejunotuxo.22web.org/fire_emblem_three_houses_chapter_6_guide.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4379718/normal_60280dabcae37.pdfIn PDF document text
- http://xufededubumavif.scienceontheweb.net/witexoxedaxoxin.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4471691/normal_60400e927bb17.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4460725/normal_60445b50783d7.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4391649/normal_5ffb23aaef7aa.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/ea2527ab-6ce8-4f5f-8b38-5d9747183532/how_to_install_john_the_ripper_windows.pdfIn PDF document text
- https://s3.amazonaws.com/jakujakula/bisewabakew.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8afd5c71-0497-438c-8c15-1213e7bf0226/chess_strategy_moves_to_win.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/09c11117-1921-4c5d-8eac-da0b99e1efba/ximefugeza.pdfIn PDF document text
- http://xajuvezovaguze.rf.gd/35325555588.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9b045fd1-b599-4ef4-84a4-b5f0dedb868d/used_ranger_boat_covers_for_sale.pdfIn PDF document text
- https://502e425a-54a0-4661-a3e6-c6e116bdb13d.filesusr.com/ugd/10da26_0223229cb8544e07931cb598a61b808f.pdf?index=trueIn PDF document text
- https://144c9d4d-401b-437b-b89f-6a5816d7da47.filesusr.com/ugd/cd33f5_bba3ba6ea55b4e859bd980392b206e59.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/divelatoxa/vagozipenaxoximuwef.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6bb4f4d6-8120-47e7-b72f-873813f7d418/what_i_know_for_sure_oprah_quotes.pdfIn PDF document text
- http://kitukogoxav.epizy.com/88834921490.pdfIn PDF document text
- https://eee5dff6-7331-416e-acdf-593d0c386862.filesusr.com/ugd/21e9e0_a8753bcf96d841f397b2ab01534eed45.pdf?index=trueIn PDF document text
- https://d2d87fd5-5f4d-49aa-ab3c-2263ce4b5d22.filesusr.com/ugd/9169d2_0b068217ca21471384054b3a706b88ad.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000de89.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE89 | 2900 bytes |
SHA-256: a28fcc4ba65d8171a55e8b87d646ac5d1dd213f66ab2b0026fd39e5ca5d32d1a |
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font_01_sfnt_off0000e8cb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8CB | 5652 bytes |
SHA-256: a221d65b9eba4e524901205d3ec5e73da3825a76f7d3d814b89debfac61e227e |
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font_02_sfnt_off0000fbed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBED | 10768 bytes |
SHA-256: b4c9165d29c6a29f03cace7472383737463c3dc86954e45fe8439862c40600eb |
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