MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF document identified as malicious by ML classifiers and ClamAV. It contains numerous embedded URLs, many of which are hosted on disposable domains, suggesting a link farm or phishing attempt. The presence of external URIs and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic indicate an attempt to redirect users to potentially harmful sites, likely for credential harvesting or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9983
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://joebalogh.ro/imagini_ws/lupibubufafabikelu.pdf In PDF document text
- http://capmar.eu/userfiles/file/92849574305.pdfIn PDF document text
- http://candemdientu.com/Images_upload/files/57856808042.pdfIn PDF document text
- http://www.psoealora.es/ckfinder/userfiles/files/55801471241.pdfIn PDF document text
- http://reklamavysocina.cz/UserFiles/File/mafakuv.pdfIn PDF document text
- http://batiment-tunisie.com/userfiles/file/sabaxakekasesebomideneki.pdfIn PDF document text
- http://yuli-china.ru/d/files/tonegelo.pdfIn PDF document text
- http://dambi.pl/userfiles/file/8307502983.pdfIn PDF document text
- http://rockfordauburn1966.com/clients/8/85/8549db0cc7d1f63cce07d3be93bd6f3d/File/59638322392.pdfIn PDF document text
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/8b2a5722001977dabc93209359bac3a5/993874302.pdfIn PDF document text
- https://lederstuehle-shop.de/ckfinder/userfiles/files/17467633541.pdfIn PDF document text
- https://kaemsp.org/upload/editor/file/xifelorutupub.pdfIn PDF document text
- http://flexa.cz/docs/file/15958404224.pdfIn PDF document text
- http://onnetsolution.in/userfiles/file/83735458032.pdfIn PDF document text
- https://ghadir-eng.com/userfiles/files/11874819404.pdfIn PDF document text
- https://maydongy.com/wp-content/plugins/super-forms/uploads/php/files/5kspolcqc1bin8gcjhllnt8np8/purudemejes.pdfIn PDF document text
- http://mobilesamara.com/img/files/file/zifadebotuvuraf.pdfIn PDF document text
- http://basyapiemlak.com/yukleme_klasoru/userfiles/file/tufepubebok.pdfIn PDF document text
- https://institut-arabe.org/ckfinder/userfiles/files/15294824019.pdfIn PDF document text
- http://skupka54.ru/upload/m/bidawotelawaj.pdfIn PDF document text
- http://sosonomo.com/ckfinder/userfiles/files/98529213046.pdfIn PDF document text
- http://emblem4home.com/UserFiles/Member/File/76737270493.pdfIn PDF document text
- http://refah4ter.info/basefile/hotelrefah4terir/files/33742530359.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=%D0%BF%D0%BE%D0%B7%D0%B4%D1%80%D0%B0%D0%B2%D0%BB%D0%B5%D0%BD%D0%B8%D0%B5+%D1%81+%D0%B4%D0%BD%D0%B5%D0%BC+%D1%80%D0%BE%D0%B6%D0%B4%D0%B5%D0%BD%D0%B8%D1%8F+%D0%B4%D0%BB%D1%8F+%D0%B2%D0%B0%D0%B9%D0%B1%D0%B5%D1%80%D0%B0+%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8CPDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f342.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF342 | 16100 bytes |
SHA-256: 505f1f16fb057e2a34e7666bb0a43a50f2e0b7bc0033e59b70183295ac12d2e9 |
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font_01_sfnt_off0001087e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1087E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012090.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12090 | 21256 bytes |
SHA-256: fd0e366306dd8f995bce6a928cd30150f9f580c9664ba117c1ff496f302814e1 |
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font_03_sfnt_off000153f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x153F9 | 11504 bytes |
SHA-256: 94309ed91cf6b1418efca027a9361d738b7a5d4ef42bce6adb316fca074be130 |
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