MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The PDF contains numerous embedded URLs that point to link farms and disposable hosting, suggesting a phishing or malware distribution scheme. The presence of external URIs and the overall structure strongly suggest this document is designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 5
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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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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://huntic.ru/uplcv?utm_term=windows+10+use+android+apps PDF link annotation
- http://aihyang.com/userfiles/file/7324686593.pdfIn PDF document text
- http://www.firstpages.eu/app/webroot/files/userfiles/files/47427465750.pdfIn PDF document text
- http://anm-av.de/uploads/files/kuwazezexumusinogo.pdfIn PDF document text
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/16137533560d8a---fekefinufitijemimon.pdfIn PDF document text
- https://bostoncake888.com/UserFiles/files/vekaxisojemav.pdfIn PDF document text
- https://horkolas-gatlas.hu/ufiles/file/satoxujofokibikazilisafax.pdfIn PDF document text
- http://vzwsportenmuziek.com/content_docs/43825337249.pdfIn PDF document text
- http://www.parinet.fi/tiedostot/files/49981799815.pdfIn PDF document text
- http://vnndt.com/Images_upload/files/48098129566.pdfIn PDF document text
- http://ajivikafinance.com/userfiles/file/97966856302.pdfIn PDF document text
- https://energooptima.hu/upload/File/wavafuvebaxotaw.pdfIn PDF document text
- http://dossalas.com/wp-content/plugins/super-forms/uploads/php/files/f62cc2418eae0ddea7b416d20e4d2908/19268954449.pdfIn PDF document text
- http://tplustech.com/images/ckeditor/files/ladibosajewokizo.pdfIn PDF document text
- https://grouptm2.com/contents/files/96973944751.pdfIn PDF document text
- https://psiakocky-potisk.cz/webpagebuilder/ckfinder/userfiles/files/taruduvurijawekak.pdfIn PDF document text
- http://gotween.com/userfiles/file///2559554275.pdfIn PDF document text
- https://vas-vill.hu/userfiles/file/mukanuxipozepixan.pdfIn PDF document text
- https://jordan.si/dokumenti/file/pubewutu.pdfIn PDF document text
- http://optometrystaprzemysl.pl/userfiles/file/foxikedal.pdfIn PDF document text
- https://fajndoktor.cz/images/file/files/55311692936.pdfIn PDF document text
- https://mygrind.ie/userfiles/file/rekutotapegigun.pdfIn PDF document text
- https://comtraining.cl/userfiles/files/lowewobefimi.pdfIn PDF document text
- http://caudafotografia.com/userfiles/files/vomixipimalamiguxolesonar.pdfIn PDF document text
- https://somogyplusz.hu/files/gumadamisowigu.pdfIn PDF document text
- 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_off0000d5e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5E5 | 10596 bytes |
SHA-256: c3becf27b83e6230f76f1022529ae2252a211c7f0f7a026e0928f2aeb3b2048a |
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font_01_sfnt_off0000ee46.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE46 | 17084 bytes |
SHA-256: cbc2bea92b9acbbb1871142ef954bede29fc98922b627943bb2c9df4fe12de15 |
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font_02_sfnt_off00011a93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A93 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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