MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm with numerous distinct hosts, suggesting an attempt to distribute malicious content or phish users. The embedded URLs, while many are marked benign, point to a pattern of redirecting users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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 http://fslawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/sisiviwuw.pdf In PDF document text
- https://cet.sk/res/file/43162336112.pdfIn PDF document text
- http://coaching-scolaire.net/userfiles/file/diginamegolugibexiribarek.pdfIn PDF document text
- https://greenvalleykerala.com/ckfinder/userfiles/files/11638236685.pdfIn PDF document text
- http://autoneza.cz/UserFiles/File/tezarinope.pdfIn PDF document text
- https://netcsemege.hu/ckfinder/userfiles/files/5607595349.pdfIn PDF document text
- https://maintogelonline2.com/contents/files/tamanisejuzavules.pdfIn PDF document text
- https://www.marthatrotts.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1612ee1ea54a1e---1457101787.pdfIn PDF document text
- https://kemxoi.vn/app/webroot/files/images/pages/files/48918806392.pdfIn PDF document text
- https://mycocoa.org/images/upload/files/32819566801.pdfIn PDF document text
- http://barrybusiness-crm.com/ressource/devis-photo/files/jupiwovinugifawobov.pdfIn PDF document text
- http://daindnc.com/fckeditor/userfiles/file/25201983009.pdfIn PDF document text
- http://pc-driver.ru/userfiles/files/70475005614.pdfIn PDF document text
- https://wickedcheesy.com/images/file/patojoximopuladox.pdfIn PDF document text
- http://architettomontanino.eu/userfiles/files/35246633172.pdfIn PDF document text
- http://thaimassagemodel.com/ckfinder/userfiles/files/96310037869.pdfIn PDF document text
- https://gencshoworganizasyon.com/upload/ckfinder/files/tevexe.pdfIn PDF document text
- http://mfo-fond.ru/ckeditor/ckfinder/userfiles/Images/files/80199317435.pdfIn PDF document text
- http://rcmo.ru/upload/files/romimomazemurepefajasibe.pdfIn PDF document text
- https://mumegram.com/userfiles/file/78676529032.pdfIn PDF document text
- https://braindevelopmentmaps.org/userfiles/files/nozezovejiriwedu.pdfIn PDF document text
- http://tinavaron.com/ckfinder/userfiles/files/8108101682.pdfIn PDF document text
- https://ice-group.pl/userfiles/file/zumekotuxuxurebarezug.pdfIn PDF document text
- https://farmacieitaliane.com/documenti/file/6496915182.pdfIn PDF document text
- http://www.firengo.com/userfiles/files/gavusejilogepapik.pdfIn PDF document text
- http://1day2night.com/UserFiles/file/23088372154.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=ps2+iso+gamesPDF 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_off0000dfef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFEF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f806.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF806 | 10224 bytes |
SHA-256: d785f00f960491679a14e471f6a24d303fb670015fdd96a059b50a5da8531870 |
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font_02_sfnt_off00010f10.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F10 | 18328 bytes |
SHA-256: 41ffaf23b2f0f185db57c0adcaadbc5132f7eda290d7cdc42f717df779a1f46e |
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