MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious Link
The file is identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It functions as a link farm, containing numerous URLs that point to external sites, including those hosted on compromised WordPress installations. The presence of multiple external URIs and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic indicate a strong intent to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://decoworld.in/dayafter/uploadimages/newsimages/file/lupusawufataro.pdf In PDF document text
- http://www.benvenutialmare.com/wp-content/plugins/formcraft/file-upload/server/content/files/161334f19f423d---56585697673.pdfIn PDF document text
- https://anthonygillant.com/userfiles/file/rozugapikobetafubavoselew.pdfIn PDF document text
- https://alrashed-alsaleh.com/userfiles/files/datakekejafaginepogi.pdfIn PDF document text
- https://beauty-full.ru/uploads/files/lawuked.pdfIn PDF document text
- https://asset-books.com/userfiles/file/45133978068.pdfIn PDF document text
- http://htygroup.com/upload/files/getugililavivuvopegefovu.pdfIn PDF document text
- http://mariamozharova.ru/uploads/files/sadezixefuxenogavakofej.pdfIn PDF document text
- https://kottayammedicalcollege.org/CMS/ckfinder/userfiles/files/zapegoki.pdfIn PDF document text
- https://gea99.com/ckfinder/userfiles/files/tajewurerokujuwu.pdfIn PDF document text
- https://blokhol.com/upload/files/35966474570.pdfIn PDF document text
- http://machin.kr/userData/board/file/meguxigerawami.pdfIn PDF document text
- http://svs-pm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d2b1452e8a---xilepanofu.pdfIn PDF document text
- https://lemonsport.sk/upload/file/nowetobonemuvunetimumiji.pdfIn PDF document text
- http://sushi-belovo.ru/files/duterabidoxovuwido.pdfIn PDF document text
- http://ciba.lv/uploaded/file/tebivakajumuzedikopodasal.pdfIn PDF document text
- http://www.medical-psychology.gr/wp-content/plugins/formcraft/file-upload/server/content/files/16131a549491b8---zaviluzadebexogelovesifu.pdfIn PDF document text
- http://lica-mpt.it/userfiles/files/66143166876.pdfIn PDF document text
- https://cvssteelex.com/ckfinder/userfiles/files/828255739.pdfIn PDF document text
- http://bangkokmagnetwire.com/ecodev_test/image_system/files/15189369679.pdfIn PDF document text
- http://garant-fond.ru/ckeditor/ckfinder/userfiles/Images/files/batiboguxoferakumuzu.pdfIn PDF document text
- http://protectakoteasia.com/ckfinder/userfiles/files/gasizawaresi.pdfIn PDF document text
- http://medica-brno.com/files/fisanopovozuxasemer.pdfIn PDF document text
- https://getadoc.in/ckfinder/userfiles/files/kotevet.pdfIn PDF document text
- https://www.gsccn.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613719c55bcfd---zoxiziroroliderexozek.pdfIn PDF document text
- https://haidangpc.com/contents/files/lebupolajinibe.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=damage+hack+ml+2021+apkPDF 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_off0000e249.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE249 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fa5b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA5B | 17404 bytes |
SHA-256: 0343ae13e940fa0c431c8b353abbac4d88e91fd7ee0aff62aadfdd5360793ba8 |
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font_02_sfnt_off0001277e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1277E | 10524 bytes |
SHA-256: 94c28807f6a310f95c57a3b87631afee5d647fde640c5948ba83c2699e51878b |
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