MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous external URIs, many pointing to disposable hosting, suggesting a link farm or phishing lure. The presence of embedded URLs and the PDF_SEO_DISPOSABLE_LINK_FARM heuristic strongly suggest the document is intended to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://ngaa.org.au/application/third_party/ckfinder/userfiles/files/liwuxanokaletiwajo.pdf In PDF document text
- https://www.weldcor.ca/public/ckfinder/userfiles/files/29856124282.pdfIn PDF document text
- http://diegogenna.it/userfiles/files/34086176541.pdfIn PDF document text
- http://kukdae.com/files/fckeditor/file/6156679980.pdfIn PDF document text
- http://billagelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/fisewuluwa.pdfIn PDF document text
- https://leunamgroup.com/wp-content/plugins/super-forms/uploads/php/files/78c3db645179356a377b346d7c26bf20/62707494167.pdfIn PDF document text
- https://fullgame.hu/uploads/files/kikevokadixelekaroza.pdfIn PDF document text
- http://daejonggyoyc.com/userfiles/file/20210913182838.pdfIn PDF document text
- https://kluchar.net/klucharnet/images/file/96804876420.pdfIn PDF document text
- https://dveropolis.ru/upload_picture/66407595652.pdfIn PDF document text
- https://uzunlarpeynir.com/dursun/upload/files/xuwakukotosatedewivili.pdfIn PDF document text
- https://copacndg.com/images/uploads/files/saweg.pdfIn PDF document text
- http://najlepsietorty.sk/uploads/fck/file/87324353717.pdfIn PDF document text
- http://transcash.com/ci/userfiles/files/8453881353.pdfIn PDF document text
- http://kooijobs.in/ckfinder/userfiles/files/73322116921.pdfIn PDF document text
- http://caytrong.vn/Images_upload/files/sukijumov.pdfIn PDF document text
- https://daotaolaixesontay.com/uploads/file/pavonesetararabaru.pdfIn PDF document text
- https://www.simplythebestevents.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613ca02c00037---53021643042.pdfIn PDF document text
- http://www.oneworldkarate.com/fckeditorimages/userfiles/file/77355573155.pdfIn PDF document text
- https://volnynaklad.cz/data/file/bakopukokevepujixe.pdfIn PDF document text
- https://charlesstreetvideo.com/userfiles/file/telomejajenilalilegupelar.pdfIn PDF document text
- https://remont-bez-zabot.ru/files/file/2864506108.pdfIn PDF document text
- https://jmclimatizacionhvac.cl/images/subidas/file/poxovusizenavuw.pdfIn PDF document text
- https://carsen.sk/editor_uploads/system/files/dapawi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=otp+sms+reader+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_off0000d288.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD288 | 22376 bytes |
SHA-256: 8b8e171eebbc81d8a73e4acad9c43d7184f3c23a7ab4c0b9c155e23f62e45da0 |
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font_01_sfnt_off00010d3e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D3E | 10308 bytes |
SHA-256: 60a5c66f07d0ba8b29f59ccdecbf57003f92b23bdd6f3882c769212690910863 |
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font_02_sfnt_off00012497.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12497 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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