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://mezovuduw.ru/strik?utm_term=can+my+fitbit+versa+lite+play+music PDF link annotation
- http://jolijivik.scienceontheweb.net/42035032267.pdfIn PDF document text
- http://lulopoboxefon.scienceontheweb.net/bayesian_statistics_gelman.pdfIn PDF document text
- http://winoraama.space/72795371265u34ad.pdfIn PDF document text
- http://raifaisentapp.online/vetebanepawawiwawek4hera.pdfIn PDF document text
- http://hardcreditcheck.info/oxford_centre_for_economic_and_social_historylwa97.pdfIn PDF document text
- http://boothattendant.com/how_to_trade_options_on_vanguard_app9myao.pdfIn PDF document text
- http://granitmetrospecstroy.ru/best_program_management_certificationao20o.pdfIn PDF document text
- http://dkblogin-de.com/lafulumasobelovfjaka.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/75ebb72c-b6b9-4228-8393-c09b922a9a28/18857539675.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1919024e-68a3-48f4-b339-2373f1dd794e/qsc_rmx_2450_manual_de_servicio.pdfIn PDF document text
- https://72dfff08-f6cb-4f5d-aaac-ebe71175d6a6.filesusr.com/ugd/c268f7_c753350a307242e48db961885c4683d7.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/c0c84966-ef80-4f37-8109-b9420372bdd0/pejewezebetekufarote.pdfIn PDF document text
- https://cad90261-f038-4e8a-b384-2e0e37e6cb8c.filesusr.com/ugd/4c4e45_74463bd060f7428d968f47513e40dcc6.pdf?index=trueIn PDF document text
- https://8dac4d01-2cd1-45d2-8b5f-6005f802adc9.filesusr.com/ugd/1f96ce_5216b275d0874d2f88a61061f537e26c.pdf?index=trueIn PDF document text
- https://0bc2ebcf-5b85-435c-8290-6c6350a165f2.filesusr.com/ugd/ee98f5_d9dd21e8c0714c309d0a6efdc95c9ae5.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/91b23221-1011-48dd-8e0a-1134898c219c/create_json_format_in_c.pdfIn PDF document text
- https://3ae4d138-4ba3-4962-98fb-1b98b40a6a82.filesusr.com/ugd/38062a_506e947f40c7487fa31bcccbf928d9c1.pdf?index=trueIn PDF document text
- https://c30b87d5-e38e-4f4c-8f61-e356d9eaafe8.filesusr.com/ugd/347120_f7289af7955a4b4d9793a1de6c1638bb.pdf?index=trueIn PDF document text
- https://8df9d1b7-8f6e-49e1-bdac-c9da4d4291fd.filesusr.com/ugd/12c198_df8088defa3d413bafc57d41ac26bb37.pdf?index=trueIn PDF document text
- https://dd3528e8-ded0-4753-843e-0d3cb9f542e7.filesusr.com/ugd/4d6844_973fb8219acc46c5a32bc4efeaa5e569.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/e4722779-2889-434b-adf4-d544c4a8811c/resumen_breve_de_el_guardian_entre_el_centeno.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_off0000ef32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF32 | 5368 bytes |
SHA-256: 135d537cd95889d3e0384c6b81c173edbe0f424b715a96e8201011610a588329 |
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font_01_sfnt_off0001016c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1016C | 11468 bytes |
SHA-256: 8ed660920de0ba022b3789eb09bddf9eb580f39d331372a110825093b4e9f169 |
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