MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It functions as a link farm, containing numerous embedded URLs that redirect to various domains, likely for phishing or malware distribution. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, identifying it as a link farm on disposable hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 5
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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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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://wastran.ru/uplcv?utm_term=most+popular+minecraft+servers PDF link annotation
- http://moretonassets.net/userfiles/vojimujijanevigijimi.pdfIn PDF document text
- http://premiumcsp.com/uploads/files/nepidazagobizuruxowepi.pdfIn PDF document text
- https://www.xcelsus.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613d61e95e254---24008741634.pdfIn PDF document text
- http://clinicaveterinariagussago.com/userfiles/files/65414531973.pdfIn PDF document text
- http://gmart-express.com/demo/uploadpic/file/soravamazulopusedad.pdfIn PDF document text
- http://bluecars.pl/userfiles/file/68617972868.pdfIn PDF document text
- http://chapaconoticias.com/assets/ckfinder/core/connector/php/uploads/files/44550195707.pdfIn PDF document text
- https://www.hmgfinance.com/ckfinder/userfiles/files/fifevaxemi.pdfIn PDF document text
- https://ego-sofa.tw/uploads/files/202109191838123034.pdfIn PDF document text
- http://seoaudytor.pl/userfiles/file/xejigupelewiduwatogexunaf.pdfIn PDF document text
- https://copacndg.com/images/uploads/files/pufakufulopijusa.pdfIn PDF document text
- http://avvocatoandreabruschi.it/userfiles/files/pawotuxomiwakewos.pdfIn PDF document text
- http://mwbright.com/upload_fck/file/2021-9-10/20210910220252404020.pdfIn PDF document text
- https://5703n1n6999-6a55.com/contents/files/kabixonofigifovefavit.pdfIn PDF document text
- http://amindoost.ir/images/upload/files/34419650519.pdfIn PDF document text
- https://www.prshots.com/ckfinder/userfiles/files/14072940837.pdfIn PDF document text
- http://neza.cz/UserFiles/File/didewagevanugu.pdfIn PDF document text
- https://www.agencesramos.com/ckfinder/userfiles/files/9582183216.pdfIn PDF document text
- https://austarpharma.com/upload/files/78042841018.pdfIn PDF document text
- http://johnmichaelharrisonlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/62688236843.pdfIn PDF document text
- http://www.whirlpool-beachcomber.at/wp-content/plugins/formcraft/file-upload/server/content/files/1614687ea504f8---gaxekoj.pdfIn PDF document text
- http://abwmarlboropike.com/uploads/files/34076956184.pdfIn PDF document text
- http://gtlmarinefuel.com/userfiles/file/putaxovizog.pdfIn PDF document text
- https://ezsprinting.com/userfiles/file/77537811904.pdfIn PDF document text
- http://minhquoc.vn/ckfinder/userfiles/files/31324208350.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://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_off0000b173.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB173 | 10800 bytes |
SHA-256: b121529b6125c4cc3c08fa78d941059d98a460756e7f4ac48d6356c7c021e158 |
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font_01_sfnt_off0000ca69.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA69 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e27b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE27B | 15788 bytes |
SHA-256: 4102c628032be832513c31f88cf8c5ac12f19549c7fc188601cb83e6c6cea7ca |
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