MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded URLs, with many pointing to disposable domains and exhibiting link farm characteristics, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. Although no scripts were directly extracted, the PDF structure and embedded links are indicative of a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 http://grupopiscis.com/upload/files/sokapejolav.pdf In PDF document text
- http://fcvperu.org/data/fcvperu/userfiles/file/44442487942.pdfIn PDF document text
- https://strefaokazji.pl/uploaded/file/toselerekowupopodipaniv.pdfIn PDF document text
- http://yey.uw52.com/upload/files/nokulafobebepapimu.pdfIn PDF document text
- http://vitalbafitnessclub.eu/userfiles/files/todexinopa.pdfIn PDF document text
- http://drvision.org/wp-content/plugins/formcraft/file-upload/server/content/files/16143ccebd50e4---55615266853.pdfIn PDF document text
- http://kanoonkaraj.ir/dbmanager/filebank/htmlgallery/file///10394640362.pdfIn PDF document text
- http://jinyudachem.com/upload/files/8253156251.pdfIn PDF document text
- http://www.instalacionescueto.com/nueva/ckfinder/userfiles/files/juvosaweg.pdfIn PDF document text
- http://tuhocxuatnhapkhau.com/uploads/ckfinder/files/93790344261.pdfIn PDF document text
- http://maurovalleferroarchitetto.eu/userfiles/files/91630644153.pdfIn PDF document text
- http://lesmashclub.com/imgUpload/files/70017950059.pdfIn PDF document text
- http://ks-klinika.ru/ckfinder/userfiles/files/29896573280.pdfIn PDF document text
- https://www.beadvised.co.uk/wp-content/plugins/super-forms/uploads/php/files/4484e3823daafb5a1555ee625ce555a8/30364043663.pdfIn PDF document text
- https://footballsod.com/images/ck-uploads/files/zetibi.pdfIn PDF document text
- http://cwesp.biz/upload/file/91104945334.pdfIn PDF document text
- https://pasifikendustriyel.com/userfiles/file/84606331455.pdfIn PDF document text
- https://vidaleve.ind.br/ckfinder/userfiles/files/dajoladivejusiju.pdfIn PDF document text
- http://xn--or3bo5mvlb.com/data/editor/file/futesopav.pdfIn PDF document text
- http://fujieshubao.com/zk/UploadFile/file/2021090511444573499.pdfIn PDF document text
- https://kultmotor.virtualbodybuilding.hu/images/files/80730990277.pdfIn PDF document text
- http://gaziogluenerji.com/images_upload/files/26526835167.pdfIn PDF document text
- http://fuli-capital.com/userfiles/file/tolefipisetinafokona.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=se+puede+entrar+ala+deep+web+desde+androidPDF link annotation
- 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://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_off0000b896.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB896 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d0ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0AD | 10784 bytes |
SHA-256: 4cd3112704f4e8f4bf6f43ad32715e52a0b7c655a44f73c16fa1b998e922e6bf |
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font_02_sfnt_off0000e96d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE96D | 18444 bytes |
SHA-256: 656d268ee158deb2ed98fe7359ef1d47709a0c3420f97163cbd7d83983dd949c |
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