MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as 'Pdf.Phishing.Trojan' and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, with numerous embedded URLs. The document body is unreadable, but the presence of multiple links to external sites suggests a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://highrise.pl/file/50169996261.pdf In PDF document text
- http://uhorder.com/upload/files/mijevofowaxipimab.pdfIn PDF document text
- https://sukienmiennam.com/userupload/files/wixegini.pdfIn PDF document text
- http://artkulinaria.pl/sites/default/files/file/dejojebatepesakedapuki.pdfIn PDF document text
- https://vico-domrep.com/ckfinder/userfiles/files/50425916048.pdfIn PDF document text
- http://grimastone.ru/files/jatezim.pdfIn PDF document text
- https://sirikulsteel.com/wp-content/plugins/formcraft/file-upload/server/content/files/161442cb3bd3e0---gonelixogenifuxikuzasubo.pdfIn PDF document text
- http://sintniklaas.kinderopvangpimpeloentje.be/ckfinder/userfiles/files/66579895728.pdfIn PDF document text
- http://nenayu.com/filespath/files/20210912030234.pdfIn PDF document text
- https://seas2010.cienciaevida.pt/site/upload/file/pazenuvejebenopasalux.pdfIn PDF document text
- https://enville.com/wp-content/plugins/formcraft/file-upload/server/content/files/161444df000802---bawep.pdfIn PDF document text
- http://mynotary.ca/sites/all/sites/mynotary.ca/files/66339510100.pdfIn PDF document text
- http://0-50.ru/userfiles/file/nosexixej.pdfIn PDF document text
- http://abyss.sk/userfiles/file/xumilelid.pdfIn PDF document text
- https://home-consult.lu/userfiles/files/60601368917.pdfIn PDF document text
- https://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/dr52klb9olklpm9onbh81m1gg7/52799999468.pdfIn PDF document text
- https://mytekas.com/UserFiles/file/22264236520.pdfIn PDF document text
- http://fruhmann-elektrotechnik.at/moretuvapibutozubaliga.pdfIn PDF document text
- http://spharma.ua/files/file/ketix.pdfIn PDF document text
- http://orgue-chantepie.info/FCKeditor/upload/file/39553051509.pdfIn PDF document text
- http://hsaltsj.com/uploads/files/55750705542.pdfIn PDF document text
- https://globalybm.com/ckfinder/userfiles/files/1631908465.pdfIn PDF document text
- http://davcpundri.com/css/file/tosarobozuriledidaro.pdfIn PDF document text
- http://chanakol.com/ckfinder/userfiles/files/92371082815.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=megapolis+apk+mod+unlimitedPDF 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_off0000afb4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAFB4 | 14384 bytes |
SHA-256: a7074c2ac5c7a56d2c819791a6a7ca5ec4eec919ddf4db458c48629c428780ec |
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font_01_sfnt_off0000d3c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3C7 | 10820 bytes |
SHA-256: 72dc012f97b76892d9145d9712c588f1b8d421bc6fd24f87168a5f7c2494be1d |
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font_02_sfnt_off0000ec85.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC85 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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