MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external URIs and is flagged as a link farm on disposable hosting, indicating a malicious intent to redirect users. The ML classifier and ClamAV detection strongly suggest this PDF is malicious, likely a phishing or trojan delivery mechanism. Although no scripts were explicitly extracted, the PDF structure and embedded URIs are indicative of malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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://pistant.ru/uplcv?utm_term=kgf+full+hd+movie PDF link annotation
- http://amuseonline.com/absite/userfiles/file/38478088131.pdfIn PDF document text
- http://sk-uralstroy.ru/uploads/files/3079795892.pdfIn PDF document text
- http://ducthanhtam.com/uploads/userfiles/file/zakazekosa.pdfIn PDF document text
- http://vinhthuan.com/upload/files/813607957.pdfIn PDF document text
- https://samoinstitute.mn/uploads/assets/file/pagusemobuzemosazabumu.pdfIn PDF document text
- https://treasurehunterdetectors.solar-ovens.net/ckfinder/userfiles/files/zurim.pdfIn PDF document text
- https://studiecarriere.it/uploads/file/8393792953.pdfIn PDF document text
- http://romanasulcikova.cz/userfiles/gabalexoberupovava.pdfIn PDF document text
- https://goooinggroup.com/userfiles/files/20210912_222705.pdfIn PDF document text
- http://etasystem.net/userfiles/files/xaketesenam.pdfIn PDF document text
- http://sunriverps.com/data/editor/file/tabovugavonule.pdfIn PDF document text
- https://www.xcelsus.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613e85222080b---57788683406.pdfIn PDF document text
- http://irinaburmistrova.ru/files/83779542984.pdfIn PDF document text
- https://nikosdimos.gr/userfiles/file/5116036885.pdfIn PDF document text
- https://elearning-chemistry.ro/userfiles/file/ponasopukajotodusoborameb.pdfIn PDF document text
- http://suvagcentr.ru/userfiles/files/10887385304.pdfIn PDF document text
- http://hcwan.com/userfiles/file/9802863951.pdfIn PDF document text
- http://uniradioweb.info/userfiles/file/kadelegimivi.pdfIn PDF document text
- https://terracetemayonetim.com/upload/ckfinder/files/43778793676.pdfIn PDF document text
- http://laptopcuhaiphong.vn/upload/files/84139311323.pdfIn PDF document text
- https://www.cifphosteleriayturismo.es/ckfinder/userfiles/files/29273034166.pdfIn PDF document text
- http://zzlhlt.com/userfiles/file/LianMeng202109172316037657.pdfIn PDF document text
- http://sweet-sugar.de/images/uploadedimages/file/2965004283.pdfIn PDF document text
- http://quiltingacademy.net/fckeditor/userfiles/file/78369252374.pdfIn PDF document text
- https://houstoncoinclub.org/FCKeditor/file/julidagologi.pdfIn PDF document text
- http://n-zvuk.ru/upload/file/70102246326.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_off0000e1ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1CE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f9e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9E5 | 10328 bytes |
SHA-256: ace2a60ea6868094d30668f8183e61f888becb6ead7362e573bd5b6beb59c778 |
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font_02_sfnt_off000110e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110E8 | 18496 bytes |
SHA-256: 70462d58b01d5e7c9457be0fd8ad0408d5e1460c670b0b6a9ef6f47c7c5aecb4 |
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