MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple potentially compromised websites. The presence of numerous URLs, many hosted on disposable domains or compromised CMS uploads, strongly suggests a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
Heuristics 6
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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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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://michael-dhom.com/webseiten/file/bepijigupafeloxenufam.pdf In PDF document text
- http://thevalleytrader.com/files/xulilekutubetevizuva.pdfIn PDF document text
- https://agroadvanced.com/app/webroot/newsletters/editor/files/89586368866.pdfIn PDF document text
- http://austria-ex.com/images/blog/file/8122200005.pdfIn PDF document text
- http://www.bewegeninarnhem.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161584bf79b8a4---lojidudulubipaluluku.pdfIn PDF document text
- https://www.pietri-automobiles.com/wp-content/plugins/super-forms/uploads/php/files/aflk25nernc9mjamk3jqtvpans/fupunafofosupugok.pdfIn PDF document text
- https://bodymart.in/ckfinder/userfiles/files/86064551598.pdfIn PDF document text
- https://alarrabnews.com/images/content/content/file/92151023174.pdfIn PDF document text
- http://getdol.com/page_data/file/tujebovusigisamux.pdfIn PDF document text
- https://boyanbolyarski.com/userfiles/file/74596797777.pdfIn PDF document text
- http://nhasachconggiao.com/luutru/files/23810812121.pdfIn PDF document text
- http://rayocazar.com/images/elfinder-1.1/files/file/rozitofadujelivogel.pdfIn PDF document text
- https://haps.company/wp-content/plugins/super-forms/uploads/php/files/599843323bdf60a24ea3fe5a411db396/36180277041.pdfIn PDF document text
- http://nhuaduongnhapkhauaz.org/upload/files/kikulidixilakureruni.pdfIn PDF document text
- http://vector-mebel.ru/uploads/files/mejezisu.pdfIn PDF document text
- http://knshzj.com/CKEdit/upload/files/60280585749.pdfIn PDF document text
- http://x-mobio.com/upload/files/86303194344.pdfIn PDF document text
- https://gogift-it.com/userfiles/files/nuzos.pdfIn PDF document text
- http://pro-group.ru/userfiles/files/wosez.pdfIn PDF document text
- http://chornakorn-packing.com/ckfinder/userfiles/files/1745168863.pdfIn PDF document text
- http://eegbiofeedback-leszno.pl/userfiles/file/pemirotizogigobonuze.pdfIn PDF document text
- http://inwallendorf.de/userfiles/file/92406129543.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=viscosity+of+water+at+room+temperaturePDF 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_off0000b236.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB236 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ca4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA4D | 10760 bytes |
SHA-256: 55f6d33565165529c2b44674a0e7d50bdb836a6bb5e76f6d4035835d7c9cc80a |
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font_02_sfnt_off0000e335.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE335 | 17836 bytes |
SHA-256: 4948005301ff5e6f86fdc558a0cbc1eda827fe0994b4c9f56894363a626d041e |
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