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 0.9992
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://vilenefex.ru/award?keyword=design+thinking+pdf+ideo PDF link annotation
- https://cdn-cms.f-static.net/uploads/4390642/normal_6011dd97c8579.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4426820/normal_5feb277e61873.pdfIn PDF document text
- https://cdn.sqhk.co/didatife/jdtifJ3/73972951651.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4408853/normal_5fec971606bcb.pdfIn PDF document text
- https://cdn.sqhk.co/rukeditele/dHojegg/alien_invasion_movie_2019_review.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4373008/normal_5fe49efeae396.pdfIn PDF document text
- http://bcpzonasegurape2-viabcp.com/what_happened_with_la_la_land_at_the_oscarssi237.pdfIn PDF document text
- https://cdn.sqhk.co/bigulikexupa/Gheoggm/kelikigenevenilozidamew.pdfIn PDF document text
- http://organic100.fun/komabubonafiwlzxna.pdfIn PDF document text
- https://cdn.sqhk.co/baxorurifina/hWdjePI/up_hill_race_2020_results.pdfIn PDF document text
- http://znohist.site/how_to_set_up_brita_water_filter_jugubxsu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://0dea665b-aaaa-42f3-a52c-f86f0fd1efa2.filesusr.com/ugd/8b9728_2666b7258c524534996b89d5f7b8ba27.pdf?index=trueIn PDF document text
- https://f06ae689-34e6-4fd9-b749-a5985747e370.filesusr.com/ugd/4117a9_d853c662538e445bbac4d2fe4455b976.pdf?index=trueIn PDF document text
- https://6b5d12f1-3bbc-48af-9ddb-5430d2fe15e7.filesusr.com/ugd/3bf302_98e2363478c5469c998c287e225f9a8b.pdf?index=trueIn PDF document text
- https://ecf8b3bd-8201-449f-a39c-156acd88681e.filesusr.com/ugd/97634b_10cfa5054f474245a37493a2d19a3148.pdf?index=trueIn PDF document text
- https://229c3593-bb94-4e5d-9b9f-ca3747df48ef.filesusr.com/ugd/145364_ff2e4ffd457e4f3ab8b51eae2990c98f.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/a1f2164c-308e-446b-ac14-c8d4826abf1e/kixomilukivujewavufun.pdfIn PDF document text
- https://8b5ac0f3-2bc4-49a6-9a99-2541af31b215.filesusr.com/ugd/f2ef67_c5c41bcfc38145439beed833e1609238.pdf?index=trueIn PDF document text
- https://ad217471-f301-4d07-b05b-71cdb813ff8b.filesusr.com/ugd/4f915f_6bfc8891021f42ddb90a7356e1d9bad4.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/94c9904f-568e-484c-8133-39dbb3a709da/wall_street_oasis_prep_course_review.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/529cbe7b-2f67-404c-a905-67485da75613/flammable_liquid_storage_regulations_alberta.pdfIn PDF document text
- https://c9254e9e-0e71-498a-8384-ab4c929b52b4.filesusr.com/ugd/0699ff_ddbf7678a5cc42fcb4ea709e42d46b6a.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/2b926e48-3c9d-4cec-91f5-e2f6f4b4bb6d/pusiwigusemuwujur.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_off0000e87d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE87D | 5028 bytes |
SHA-256: f989b4629d1b310d0cc07837efa66e611f5852c912ae8724acb4c3fdb7c39a9c |
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font_01_sfnt_off0000f9a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9A9 | 10588 bytes |
SHA-256: ddb37ca514628ae61afeb2c4942b6096092ec01a4446ba92760a1b04a7ebf505 |
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