MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
This PDF document contains a large number of external links, characteristic of a link farm or phishing lure. The heuristic 'SE_BROWSER_INSTALL_LURE' indicates the document likely prompts the user to install a browser extension or update, a common tactic for credential theft or malware delivery. The ML classifier and ClamAV detection strongly suggest malicious intent, likely involving exploitation or redirection to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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://pelibifir.ru/strik?utm_term=dell+xps+13+9365+i7-8500y+review PDF link annotation
- https://cdn.sqhk.co/vinasujitupe/cgedBjb/nuclear_chain_reaction_definition_chemistry.pdfIn PDF document text
- https://cdn.sqhk.co/xubupigegi/gOF83hc/top_ten_retro_boxing_gloves.pdfIn PDF document text
- https://cdn.sqhk.co/duxajoje/ghaigha/jurupi.pdfIn PDF document text
- https://cdn.sqhk.co/retobumoki/jie1eOf/daxojapiwa.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/vabedafozo/how_to_use_my_sd_card_on_my_samsung_tablet.pdfIn PDF document text
- https://s3.amazonaws.com/werowibovezoje/vocals_for_mixing.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e4b53ddd-11ec-40bd-a03b-ca2cf348154d/kumos.pdfIn PDF document text
- https://s3.amazonaws.com/pazovugal/81043193492.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1ee5d148-3546-48ac-8594-74909fd843b9/osha_sample_written_safety_program.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3768b5d3-9c0e-4481-b43a-d1ad815557d7/hp_p1102_printer_toner_price_in_bd.pdfIn PDF document text
- http://fibubaxuvuvixik.epizy.com/aadhaar_enabled_biometric_attendance_system_software.pdfIn PDF document text
- http://rawobebisef.epizy.com/famovebosovet.pdfIn PDF document text
- http://sobogasitizi.epizy.com/create_vm_in_availability_set_arm_template.pdfIn PDF document text
- https://s3.amazonaws.com/tobaziw/hp_laserjet_cp2025_service_manual.pdfIn PDF document text
- https://17c3d818-7f64-4152-976a-2fa997d7a7be.filesusr.com/ugd/e2c250_370acd5065d74cfd93e3ca9e4f036fce.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/negonanopix/impossible_game_answers.pdfIn PDF document text
- https://e85625e8-91d5-48c2-95a4-67b7b95d5b39.filesusr.com/ugd/b97a97_0709e52bf05740ee9ffb8139020ef9b5.pdf?index=trueIn PDF document text
- http://wosunitiguzivef.epizy.com/atlante_anatomia_microscopica.pdfIn PDF document text
- https://27420876-d215-4860-9a72-f48db0d0c320.filesusr.com/ugd/4062c2_e34b607391214155a1ec1b50caea9e01.pdf?index=trueIn PDF document text
- https://9de673a2-3b8e-40eb-bbf5-c0ad8e71a3da.filesusr.com/ugd/bd5c68_e0a8d3fdf68d4bd5adf2a2e40f448ca1.pdf?index=trueIn PDF document text
- http://piwirapofo.epizy.com/wilojopajakekuvo.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001708f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1708F | 6020 bytes |
SHA-256: 5a6dc8d9ad65cac2d94c4915a87b6f391f85468038500882c883d18af8b39997 |
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font_01_sfnt_off00018543.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18543 | 12428 bytes |
SHA-256: e7dd99262154645008ed4c7620a34f66fe8a88cfe448ff0af4238c0fb05200a2 |
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font_02_sfnt_off0001af8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1AF8D | 16136 bytes |
SHA-256: 458cdb6cd81316f30fb0ccd866f07003e9e90fffd73d7abac7cbb11106211348 |
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