MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected by ClamAV as Pdf.Phishing.Trojan and flagged by an ML classifier, indicating malicious intent. It contains numerous external URIs, including one pointing to a raw IP address, suggesting it functions as a link farm or phishing lure. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this, indicating the PDF is designed to redirect users to various disposable hosting sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
Heuristics 6
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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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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://oniceh.ru/uplcv?utm_term=mid+chapter+checkpoint+chapter+9+answers PDF link annotation
- http://otevrel.eu/ckfinder/userfiles/files/41800602770.pdfIn PDF document text
- http://kiajihlava.cz/UserFiles/File/vozabewewum.pdfIn PDF document text
- https://praktijk-fix.nl/userfiles/image/file/niteda.pdfIn PDF document text
- http://averon.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1614366b9db575---61523617029.pdfIn PDF document text
- https://rainbowprinter.com/app/webroot/files/file/76153670563.pdfIn PDF document text
- http://rogersdesignhouse.com/uploads/files/23481588932.pdfIn PDF document text
- http://terminsk.by/pics/files/28822230644.pdfIn PDF document text
- http://185.33.116.142/~bbyacht01/upload/files/puxoxevabupunu.pdfPDF link annotation
- http://timnhanhonline.vn/upload/files/zogigasewanaxibunakax.pdfIn PDF document text
- http://word.mn/uploads/assets/pamumusimukinujumimaxal.pdfIn PDF document text
- https://www.davinci.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1614cb51d8f9b0---jumiduvexikedigof.pdfIn PDF document text
- https://ferropula.hr/files/jitazilo.pdfIn PDF document text
- https://gangnampools.com/contents/files/6716394053.pdfIn PDF document text
- http://saringkarnwood.com/UserFiles/file/45939862153.pdfIn PDF document text
- http://changjiujz.com/uploads/files/202109140734102267.pdfIn PDF document text
- https://mywayrtk.com/userfiles/file/zubanobenekegirovozasix.pdfIn PDF document text
- http://balcimimarlik.com/resimler/files/ramumonanaxujorekudu.pdfIn PDF document text
- http://zkqzl.com/uploadfile/file///2021100215423471.pdfIn PDF document text
- http://zamdq.com/filespath/files/20210902093420.pdfIn PDF document text
- http://etkindenetim.com/resimler/files/4516761622.pdfIn PDF document text
- https://homestayhoian.vn/uploads/image/files/75456677678.pdfIn PDF document text
- http://www.de.ruben.pl/ckfinder/userfiles/files/xurademokananukejij.pdfIn PDF document text
- http://www.samuitns.com/image/upload/File/45536475848.pdfIn PDF document text
- https://hygradeinsulators.com/images/uploads/file/52864098742.pdfIn PDF document text
- http://henanshuangxin.com/d/files/10724123685.pdfIn PDF document text
- http://crossfit28.com.s125853.gridserver.com/siteuploads/editorimg/file/naparuxokekomanodumevuli.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_off0000b1e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1E6 | 10904 bytes |
SHA-256: 6a0722ffb5c1818f293a77e0e0e77de37280817e6b410fcc19bfeebe7ac4533b |
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font_01_sfnt_off0000cb35.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB35 | 15828 bytes |
SHA-256: b3a5dde33c527b3d9fccb9cbd7c6c123d5fe5ca8a71bcc4447e44f3c458755a6 |
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font_02_sfnt_off0000f3c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3C2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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