MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF document flagged by multiple heuristics as malicious, specifically for brand-impersonation credential phishing. It contains external URIs that redirect to a phishing page, impersonating LinkedIn. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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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Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://fojexoduzasob.weebly.com/uploads/1/3/4/6/134693365/gutusexufutuvo-bowevogipetoji.pdf.
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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://irlanc.ru/pbw?utm_term=attorneys+bookkeeping+notes+pdf PDF link annotation
- https://fojexoduzasob.weebly.com/uploads/1/3/4/6/134693365/gutusexufutuvo-bowevogipetoji.pdfIn PDF document text
- https://jozitosada.weebly.com/uploads/1/3/4/3/134325699/1ac344.pdfIn PDF document text
- https://sagojuxejuzogug.weebly.com/uploads/1/3/4/5/134598596/xabowarapuziran.pdfIn PDF document text
- https://jijubukaxujofi.weebly.com/uploads/1/3/4/8/134892288/2079772.pdfIn PDF document text
- https://doxagazezuzizum.weebly.com/uploads/1/3/1/6/131606815/bulurinotixux.pdfIn PDF document text
- https://xonuvalax.weebly.com/uploads/1/3/1/4/131437330/lefedu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://uploads.strikinglycdn.com/files/d6519aaf-b0a0-4229-9f0a-c376be8d3174/what_does_the_litany_of_humility_mean.pdfIn PDF document text
- http://rimikupababo.pbworks.com/f/9383694469.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d2f510aa-7a69-4cc7-bf5a-508a9f310999/hamilton_flexbrew_replacement_parts.pdfIn PDF document text
- http://najapenoz.pbworks.com/f/driver_corel_draw_x7_portable_free_download_for_pc.pdfIn PDF document text
- http://fisukafetif.pbworks.com/w/file/fetch/144424986/tajutubufizadizojinokin.pdfIn PDF document text
- http://xosufixemuf.pbworks.com/w/file/fetch/144434223/al_que_ingrato_me_deja_busco_amante_contexto_historico.pdfIn PDF document text
- http://duziruromeja.pbworks.com/w/file/fetch/144498090/kadijer.pdfIn PDF document text
- http://mefijunov.pbworks.com/w/file/fetch/144420597/how_to_become_an_electrical_electronics_engineer.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c4382880-00da-46db-9244-0af2ace4ba6c/bidizatoxabaguxifuta.pdfIn PDF document text
- http://kufujibumufa.pbworks.com/w/file/fetch/144424044/english_file_upper_intermediate_students_book.pdfIn PDF document text
- http://mefijunov.pbworks.com/w/file/fetch/144414921/91451976792.pdfIn PDF document text
- http://mefijunov.pbworks.com/f/download_cheat_database_ppsspp_ppsspp.zip.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d665f403-0e90-4bfa-94fb-6b0267893a72/53399252606.pdfIn PDF document text
- http://pokuwatosat.pbworks.com/f/papirorobi.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f120.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF120 | 5048 bytes |
SHA-256: d86263bcd8b4d96ccb5fc16b6f0c042f18d68040aabc0ba8b9738e57566c0b11 |
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font_01_sfnt_off0001025e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1025E | 10992 bytes |
SHA-256: 2f8251dc300381f92747b60cb3fa92f4fb18fc65e8dc721a40f515d8feef0a80 |
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font_02_sfnt_off0001279f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1279F | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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