MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to PDF files on various domains, suggesting it functions as a link farm. The presence of these links indicates an attempt to direct users to potentially malicious content or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://www.kiteschule-kiel.de/wp-content/plugins/formcraft/file-upload/server/content/files/1615347828c65e---79227175934.pdf In PDF document text
- http://gld-lining.com/user_img/files/gupugeno.pdfIn PDF document text
- http://notar-frings.de/userfiles/file/tomurimesemivofuzekifeme.pdfIn PDF document text
- http://artdental.hu/editor_up/48438024037.pdfIn PDF document text
- http://www.horakgolf.cz/ckfinder/userfiles/files/dikefitefupijetopirora.pdfIn PDF document text
- https://cplastik.eu/data/cms/file/bitefarak.pdfIn PDF document text
- https://anzhero-sudzhensk.verlauf-ekb.ru/admin/ckfinder/userfiles/files/sanozo.pdfIn PDF document text
- https://robustbrakes.com/administrator/imagetemp/file/tazujezezi.pdfIn PDF document text
- https://www.tcf.gov.tr/ckfinder/userfiles/files/pojalomagurupudek.pdfIn PDF document text
- https://minhvuongthuphap.com/upload/ck/files/42998572462.pdfIn PDF document text
- http://bhartiyambeohari.in/userfiles/file/jasimifafanebu.pdfIn PDF document text
- http://ahzgbh.news-read.com/upload/files/wuvosibe.pdfIn PDF document text
- http://antichigelsi.it/userfiles/files/gadozolekonoxakoku.pdfIn PDF document text
- http://evolution-dev.com/file_media/file_image/file/89209857578.pdfIn PDF document text
- http://capitolmetrophysicaltherapy.com/userfiles/file/44956408449.pdfIn PDF document text
- https://akilanews.com/ckfinder/userfiles/files/rojunanoj.pdfIn PDF document text
- https://www.cir.cloud/wp-content/plugins/formcraft/file-upload/server/content/files/1613e9208cf2a9---nolimawasazoritaxigo.pdfIn PDF document text
- https://tresonance.org/uploadfiles/zoxodesujepepegu.pdfIn PDF document text
- http://agedwedfjtj.pretty-match.com/upload/files/68396836461.pdfIn PDF document text
- http://cegled.varosom.hu/userfiles/files/sejonatowulosubise.pdfIn PDF document text
- http://sevenseahotel.com/uploads/images/files/80726436250.pdfIn PDF document text
- http://www.mbk-montage.nl/ckfinder/userfiles/files/piximu.pdfIn PDF document text
- http://sarna-zapiekanki.pl/ckfinder/userfiles/files/71827196912.pdfIn PDF document text
- https://dodomacnosti.net/data/file/77549735325.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=purify+apk+kingrootPDF 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_off0000b5fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB5FD | 17600 bytes |
SHA-256: d8aec26172efcd1af7e7c5b33518d264b27966614284242c856ffac9db0b70d8 |
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font_01_sfnt_off0000e311.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE311 | 10492 bytes |
SHA-256: 86e5f2b454f2d71533a4d8b8a2f1695b7749568140a29398f256cc48a310f911 |
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font_02_sfnt_off0000fb10.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB10 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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