MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple disposable domains. The embedded URLs, such as the one hosted on ateneoarbonaida.com, are likely part of a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://ateneoarbonaida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614d250384366---zomirujovufeliwepapovo.pdf In PDF document text
- https://orkhaconstruction.com/wp-content/plugins/super-forms/uploads/php/files/qb9mor0o48atp292d1v222peup/70147244930.pdfIn PDF document text
- http://autosoftware.company/autoresponders_images/files/61176742654.pdfIn PDF document text
- http://lagunarent.lt/ckfinder/userfiles/files/lugavesavutuxegijenet.pdfIn PDF document text
- http://www.southforconstruction.com/frontend/web/ckfinder/userfiles/files/nobijezugawijevufizivake.pdfIn PDF document text
- http://kiko168.com/UploadFile/file/20210920114817293.pdfIn PDF document text
- http://pfmconsulting.org/survey/userfiles/files/zogafimunamafu.pdfIn PDF document text
- http://tokyoracing.hu/userfiles/file/42205357903.pdfIn PDF document text
- https://bevillelecomte.ovh/ckfinder/userfiles/files/85603361223.pdfIn PDF document text
- https://mbzl-pro.xyz/web/img/podborky/files/66674280675.pdfIn PDF document text
- http://malopolskiszlakwinny.pl/upload/File/30469265053.pdfIn PDF document text
- http://mobil-tech.com/files/94569597576.pdfIn PDF document text
- https://www.tri-or.fr/tri-or/ckfinder/userfilesfiles/92395961619.pdfIn PDF document text
- https://daulte.com/ckfinder/userfiles/files/8068178557.pdfIn PDF document text
- https://cecprint.com/images/file/51128934222.pdfIn PDF document text
- http://sor1310.com/userfiles/file/39045961824.pdfIn PDF document text
- https://papiratisk.cz/soubory/12040848392.pdfIn PDF document text
- https://bishopsalamatkhokhar.org/userfiles/file/75281285911.pdfIn PDF document text
- http://househouse.it/userfiles/files/supadavibejulutiw.pdfIn PDF document text
- http://www.verneteco.com/ckfinder/userfiles/files/94430995795.pdfIn PDF document text
- http://huiking.cn/uploads/file/010841351171.pdfIn PDF document text
- http://skene.es/userfiles/file/gudolotisowibobarezixuwas.pdfIn PDF document text
- http://195exim.com/datas/files/podexujifijojegid.pdfIn PDF document text
- http://vitrine-prof.com/files/41896640978.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=brooklyn+nine+nine+season+7+episode+11+watch+onlinePDF 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_off0000d2df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2DF | 11056 bytes |
SHA-256: 6a04818a046e03e034440f700192403180c6431fdb307bac30b82174babebb9f |
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font_01_sfnt_off0000ecc0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECC0 | 17248 bytes |
SHA-256: d093300b87764349d6fcf93a566c7cfe77c204048e9357e6f2067077eb3bd917 |
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font_02_sfnt_off00011961.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11961 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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