MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was detected as a malicious PDF by ClamAV and an ML classifier. It contains numerous embedded URLs, with one heuristic specifically identifying it as a link farm on disposable hosting. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a high likelihood of this file being used for SEO manipulation or as a distribution point for other malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9822
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://istanajp2.com/contents/files/35632999205.pdf In PDF document text
- http://adec-interiors.net/Uploads/file/54165170372.pdfIn PDF document text
- http://congluc.com/upload/files/19501227074.pdfIn PDF document text
- http://hotelrefah4ter.ir/basefile/hotelrefah4terir/files/656008070.pdfIn PDF document text
- https://hung168.tw/UserFiles/files/bujezoziniromujefeja.pdfIn PDF document text
- http://fotosvatba.net/userfiles/file/67372750676.pdfIn PDF document text
- https://tvsporedi.si/vsebina/51139509885.pdfIn PDF document text
- https://xanbiente.de/userfiles/file/tivekipunisojagekuba.pdfIn PDF document text
- https://www.costaverde.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613e6bc729a68---pudaletezuwiv.pdfIn PDF document text
- http://restauraceeverest.cz/userfiles/file/8185195675.pdfIn PDF document text
- https://ichapps.com/ichapps/ckeditor-ckfinder-integration/uploads/files/33443278478.pdfIn PDF document text
- http://pujcovnanaradi-tvarozna.cz/userfiles/files/sofuzibutum.pdfIn PDF document text
- http://slavutich-media.ru/userfiles/file/zajemunoximaxibura.pdfIn PDF document text
- http://e68momo.com/shopadmin/upload/files/40901350238.pdfIn PDF document text
- https://deitratech.com/userfiles/file/43804621159.pdfIn PDF document text
- https://copperscraphandlers.com/ckfinder/userfiles/files/dosepebijurigoxusif.pdfIn PDF document text
- https://husvagnsexpo.se/wp-content/plugins/formcraft/file-upload/server/content/files/1613ce3ac83e49---79419244680.pdfIn PDF document text
- https://ethnicminorities.heephong.org/ethnicminorities/cmsadmin/ckfinder/files/53783119949.pdfIn PDF document text
- http://nawooelcs.com/upload/userfiles/2021/09/files/210914150037.pdfIn PDF document text
- https://mackbeks.com/files/file/banuwajepamipitilepin.pdfIn PDF document text
- https://domilot.com/uploader/files/71616836661.pdfIn PDF document text
- http://filipdegreef.be/uploads/files/votiwifegefeweriwedo.pdfIn PDF document text
- http://kovove-ploty-brany-zabradli.cz/UserFiles/File/71932903724.pdfIn PDF document text
- https://dianthusindustrial.com/resimler/files/wofimifusobowuroxovim.pdfIn PDF document text
- http://amindoost.ir/images/upload/files/28890156264.pdfIn PDF document text
- http://businessvaluationapp.com/fck_files/file/junexanugibutupatera.pdfIn PDF document text
- http://tfe-design.dk/userfiles/file/42381626766.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=crossed+ally+condie+pdfPDF 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_off0000f853.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF853 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011065.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11065 | 18344 bytes |
SHA-256: df2c2f44a5f039bf0aa199c9519182602a3d2bbae6b55e3c22cc2f75a06591c3 |
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font_02_sfnt_off00013ff5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13FF5 | 10660 bytes |
SHA-256: 9f6257b582f6c9b1c98e640b056ed815805522f9f2542bd0c25b8274a8dcbb5c |
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