MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which are associated with link farms and disposable hosting, suggesting a phishing or scam lure. The PDF structure and embedded content are consistent with attempts to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9969
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://irlanc.ru/uplcv?utm_term=free+instagram+followers+trial+2018 PDF link annotation
- http://servicedental.it/userfiles/files/710824098.pdfIn PDF document text
- https://hoangphatdanang.com/uploads/image/files/17311235530.pdfIn PDF document text
- http://skoleniridicu-online.eu/ckfinder/userfiles/files/38420973673.pdfIn PDF document text
- http://studiofranzoni.eu/userfiles/files/4790011008.pdfIn PDF document text
- https://hotelpancharatna.com/assets/userfiles/files/kojipomijetoferuxu.pdfIn PDF document text
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a6c125450e---malekobesulobadoneguv.pdfIn PDF document text
- http://globalroomplus.com/bot/ckfinder/uf/files/vupebuxefikiriv.pdfIn PDF document text
- https://bepcongnghiepphuchung.vn/userfiles/file/wesuzusorelixokamejuwive.pdfIn PDF document text
- https://dampinggame.com/calisma2/files/uploads/9296846251.pdfIn PDF document text
- https://dom4m.com/userfiles/files/ralamipixakefujepifofiki.pdfIn PDF document text
- https://geneolock.com/ckfinder/userfiles/files/66754367926.pdfIn PDF document text
- http://tonwen.org/userfiles/file/radorifikanoju.pdfIn PDF document text
- https://traffictkt.com/viking1/uploads/files/11398210377.pdfIn PDF document text
- http://avandcie-automation.com/ckfinder/userfiles/files/34783995480.pdfIn PDF document text
- https://miltonmattox.com/userfiles/file/38916309839.pdfIn PDF document text
- https://www.frontiermyanmar.com/sites/all/libraries/ckfinder/userfiles/files/nezotus.pdfIn PDF document text
- http://55pluscommunityspecialist.com/userfiles/files/tajuf.pdfIn PDF document text
- http://magdrywall.com/project-new/christianbook/upload_images/file/laxizumofumodonalodudu.pdfIn PDF document text
- http://usagimatur.com/files/others/wobuxepupikowutiru.pdfIn PDF document text
- https://xn-----6kcabagcgfjsxjciriy6alkh6a7aqk.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/cbc92ce27981144c6e1ab95eddcee92d/56938225753.pdfIn PDF document text
- http://athaj2.specialty-match.com/upload/files/80828667036.pdfIn PDF document text
- https://deesudcoolingtower.com/userfiles/file/46245408110.pdfIn PDF document text
- https://festivaldelmaridaje.com/sgi_userfiles/userfiles/files/nilazukakiwogewew.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_off00010f9f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F9F | 11124 bytes |
SHA-256: 89afaf1a014b45603b6fad15372353ae03fb4f8a3156a30d1c0a9626d2f2999e |
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font_01_sfnt_off000129b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129B9 | 18416 bytes |
SHA-256: ddf4e9119cf52fc59766831a2b373d413f006000a2f4845816e761975e01f1b3 |
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font_02_sfnt_off0001599f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1599F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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