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-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://dugedepap.ru/award?keyword=sociology+optional+question+paper+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4414489/normal_60430346b0a56.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4419629/normal_5fc5b0cfc8e56.pdfIn PDF document text
- http://vitogap.22web.org/aadhaar_update_form_new.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/ee76c505-9b73-450a-8f1c-c999e4292f49/irregular_verb_exercises_with_answers.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/615e91bb-e4b4-4409-8665-88edbde7e225/biwuguvebipabomuguxewofow.pdfIn PDF document text
- http://potelodifudoduj.epizy.com/black_desert_online_remastered_free.pdfIn PDF document text
- https://a3c73713-be4b-4c8d-a01f-dab92ecb4e1a.filesusr.com/ugd/5df860_f0539b81ee494335943a3f8fa98af738.pdf?index=trueIn PDF document text
- https://160e4e15-e27a-4ef2-9b26-f67fc0969a86.filesusr.com/ugd/cbdbb6_98de1929edd74d61be8f91c9c2ad61ea.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/53e920be-503c-4058-ba27-9e434f2a4844/34678991987.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7a731fd1-17fd-4efa-88c3-687b953032a0/what_holidays_do_the_banks_closed.pdfIn PDF document text
- http://wapudajikipidem.epizy.com/home_page_template_bootstrap_free.pdfIn PDF document text
- http://bexiguxiluk.epizy.com/lagamolanibusegov.pdfIn PDF document text
- https://55d63786-14d6-44de-84d0-33f1fb383c44.filesusr.com/ugd/45fd81_8476aa8bea804b2483ff7242f1858644.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f123c54e-8ed0-41dc-a87e-4665b2f99bd2/zewubevominiw.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2c2050e5-7b0e-48e1-8f88-564c5c625460/final_fantasy_7_remake_part_2_release_date_ps4.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ebf5c521-532c-4107-b3cb-421ec62b90bc/tiparir.pdfIn PDF document text
- https://77abcf6a-1f47-4233-a5f7-28832101be0a.filesusr.com/ugd/e29e5c_9c35f050f5924025b35a175b745ad5c5.pdf?index=trueIn PDF document text
- https://8772a198-af03-49ef-8724-5feb7546cb8a.filesusr.com/ugd/436f04_e923d3fa099a46808bef96f1bd56d626.pdf?index=trueIn PDF document text
- http://dexifenila.rf.gd/49754818170.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6fb603d3-9064-4069-94ca-3b32f4aea363/albert_pike_letter.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7de1e0df-6b79-4fc5-b4d0-3a9fde020ba1/78731061056.pdfIn PDF document text
- https://45f61934-b4a1-4335-a9e3-e142d9465b5b.filesusr.com/ugd/0dd040_28556ccdbc274e4fbb35a171d49c5888.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d0e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0E8 | 5652 bytes |
SHA-256: e5f351bd8dabcea0630ad93d62547d9d1a45ba25d2bf3e223e50c25deb0e5d3d |
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font_01_sfnt_off0000e432.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE432 | 10544 bytes |
SHA-256: 2b848325be76cfee59c88f23043eda8a3ebd0cefd9d4dfbbb20e9164ed867a08 |
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