MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, with one heuristic specifically identifying it as a link farm on disposable hosting, suggesting a phishing or redirection scheme. The presence of external URIs further supports this, as they likely lead to malicious content or further stages of an attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 http://antitumor.org/filespath/files/20210908231721.pdf In PDF document text
- https://ksuskalology.com/images/file/wemulalixumof.pdfIn PDF document text
- http://jenan.com/ckfinder/userfiles/files/74352615316.pdfIn PDF document text
- https://callmarkinvestments.com/callmark/files/52914717774.pdfIn PDF document text
- http://www.impactit.in/ckfinder/userfiles/files/93393903728.pdfIn PDF document text
- https://lrsdev.com/userfiles/file/xasofubiwabijinizakisatix.pdfIn PDF document text
- https://www.spoton.pet/wp-content/plugins/super-forms/uploads/php/files/nbv2j07bjqfdu97op3uuoqn9cd/josaxetiv.pdfIn PDF document text
- http://parquet-cortes.fr/data/Files/netowofusaba.pdfIn PDF document text
- http://bridgeonlaw.com/filespath/files/20210920142107.pdfIn PDF document text
- http://gzlmjx.com/data/home/bxu2343160066/htdocs/uploadfile/files/bajerokovevowanol.pdfIn PDF document text
- https://zivotzaokny.eu/res/file/75206766466.pdfIn PDF document text
- http://metabolit.ru/files/file/gofinipol.pdfIn PDF document text
- https://myphambambi.com/webroot/img/files/17796724237.pdfIn PDF document text
- https://zmiz.hr/userfiles/file/76096115282.pdfIn PDF document text
- http://peetersinstallatietechniek.nl/upload/files/77679100828.pdfIn PDF document text
- https://parc-hotel.info/file/6466138097.pdfIn PDF document text
- http://twfindia.in/userfiles/files/95967140603.pdfIn PDF document text
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/1613ab194c6cdf---71884547841.pdfIn PDF document text
- http://pijntherapie.be/uploads/files/87730174449.pdfIn PDF document text
- http://happysmilecard.com/uploads/files/xixupekilolusetupizuga.pdfIn PDF document text
- http://el-master.ru/userfiles/file/79331293877.pdfIn PDF document text
- https://quangcaowebsitecomvn.xemlaco.com/uploads/files/56226293056.pdfIn PDF document text
- http://teakdeck.pl/files/file/78969193004.pdfIn PDF document text
- http://cga82.com/admin/File/vasavubofakurux.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=harry+potter+movies+subtitlesPDF 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_off0000bcca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBCCA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d4dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4DC | 17568 bytes |
SHA-256: 2a5192c916e64c5a88a34c577f0bc759478bbcfe301aa65cd733ba510b90a587 |
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font_02_sfnt_off00010271.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10271 | 10720 bytes |
SHA-256: 2c2201d91e6afa341896608a5d3d53ce61c9a22584b59d0432fecc589e408d6d |
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