MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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 0.9994
Heuristics 5
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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 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://jacksth.ru/strik?utm_term=anecdotal+observation+in+childcare+example PDF link annotation
- https://cdn-cms.f-static.net/uploads/4529087/normal_600ff51a6ef69.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4491437/normal_603346d88fde5.pdfIn PDF document text
- http://kojazunupetip.mygamesonline.org/73223828783.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4413845/normal_6003ae00b5011.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4483854/normal_602f0bedce92b.pdfIn PDF document text
- http://betabudon.iblogger.org/68093369674.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4384299/normal_600c6b58dc76c.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4448540/normal_5ffcb3ac3d5de.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4384046/normal_5fc71a8293f6b.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4377656/normal_5fc9166834bf5.pdfIn PDF document text
- http://xojuxelase.medianewsonline.com/bakitevirivowisa.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4387428/normal_60316c21c82d5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4498801/normal_6029c75f0c616.pdfIn PDF document text
- http://xemizawufogutuf.scienceontheweb.net/best_books_for_gmat_preparation_2020.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4378608/normal_5ffa4e347479d.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://s3.amazonaws.com/zumomasugipeno/ridimejazebominikos.pdfIn PDF document text
- http://miganuvag.myartsonline.com/57957153845.pdfIn PDF document text
- http://vudemiziwifimo.epizy.com/16937672045.pdfIn PDF document text
- https://s3.amazonaws.com/fadadedezeker/mibabejovawewekela.pdfIn PDF document text
- https://s3.amazonaws.com/towakog/50112448265.pdfIn PDF document text
- http://tereralubo.epizy.com/flight_of_bumblebee_piano_sheet_free.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 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00013a4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A4C | 5360 bytes |
SHA-256: 421e764583e2d285621e29ced9ff9299311b56a99f5e5b093d3cf7813375738f |
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font_01_sfnt_off00014c12.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14C12 | 1392 bytes |
SHA-256: 5939902bd6f658a20793d578392ac111d026b08840b9639da9bd98605d9129d1 |
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font_02_sfnt_off000153a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x153A4 | 2516 bytes |
SHA-256: 536d13d570f903d510f74cc78fe9ad97b6e78ff401c07879087f9e315cbcdb52 |
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font_03_sfnt_off00015e7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15E7E | 11496 bytes |
SHA-256: b40c451f2044a0c359230f3ed5e65727ee17e78de9f863a96f08a60af74057f7 |
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font_04_sfnt_off0001850a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1850A | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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