MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links pointing to potentially compromised websites and disposable hosting, indicative of a link farm used for phishing or malware distribution. The ML classifier and ClamAV detection strongly suggest malicious intent. No scripts were extracted, but the structure and embedded URLs point towards a malicious document designed to redirect users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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 http://adveotec.com/img/file/43052250391.pdf In PDF document text
- http://rockefellersgold.hu/editor_up/64097786518.pdfIn PDF document text
- https://www.sensiblemachines.com/ckfinder/core/connector/php/files/5184330542.pdfIn PDF document text
- http://semanbio.com/upload/files/piluvekezaliwuva.pdfIn PDF document text
- https://foursservices.com/nbloom/fckuploads/file/xexeforunivovuxugu.pdfIn PDF document text
- http://davidhammerstein.org/userfiles/file/54336213403.pdfIn PDF document text
- https://anbuadidravidarmatrimony.com/ckfinder/userfiles/files/kudunopuw.pdfIn PDF document text
- https://pianoinprimopianofestival.com/uploads/file/volenofunijezivafaseno.pdfIn PDF document text
- https://cottingham-group.com/cufiles/files/dedukizimujop.pdfIn PDF document text
- https://kachhiproperties.com/wp-content/plugins/super-forms/uploads/php/files/061c3f16e89cf95dfe93620e28c7bb70/4451709602.pdfIn PDF document text
- http://hocomesun.com/upload/pimepiriz.pdfIn PDF document text
- http://vasset.bg/userfiles/file/36501136892.pdfIn PDF document text
- https://xinpayflow.com/ckfinder/userfiles/files/nubavibaxal.pdfIn PDF document text
- http://qboardapp.com/wp-content/plugins/super-forms/uploads/php/files/80a2cbbe4b85d892be70aa65d9b99348/8915643407.pdfIn PDF document text
- http://szpital-sulecin.pl/images/fckfiles/file/88437330871.pdfIn PDF document text
- http://zartmobilia.com/userfiles/file/20210916210231.pdfIn PDF document text
- http://masonhn.com/d/files/ginapuxesozabij.pdfIn PDF document text
- https://immo-cjeanpaul.lu/userfiles/files/40971406548.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/5fc250738e40b29e89fc1eb84a5d27af/demefu.pdfIn PDF document text
- https://evpersoneli.net/ev-personeli/file/mazilud.pdfIn PDF document text
- http://epwuae.com/userfiles/file/nakujugiwusim.pdfIn PDF document text
- https://rzfmuhasebe.com/userfiles/file/85169727313.pdfIn PDF document text
- http://pasquarelloplumbing.com/UserFiles/file/dugikavituzumim.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=aliens+drive+me+crazy+apk+downloadPDF 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_off0000b48e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB48E | 10976 bytes |
SHA-256: 65790e94274d7374ca4f3fb16fb4e1ea0bb58b3551d952128159ceca391b344b |
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font_01_sfnt_off0000ce1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE1F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e631.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE631 | 18684 bytes |
SHA-256: aa35309010a024d91b57def275b1f1fa341465e5c305fa5ba86d37f381f907c6 |
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