MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF file identified as malicious by ML classifiers and ClamAV. It contains numerous embedded URLs, many of which point to disposable hosting and appear to be part of a link farm, suggesting a phishing or malware distribution scheme. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically indicates this behavior.
Machine Learning
- Nyx PDF Classifier malicious score 0.9837
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://allytemp.ru/uplcv?utm_term=things+that+you+can+craft+in+minecraft PDF link annotation
- http://riviera.az/userfiles/file/budijodevu.pdfIn PDF document text
- http://trevelci.ru/ckfinder/userfiles/files/1136126461.pdfIn PDF document text
- https://esvigo.com/upload/files/kepekibiki.pdfIn PDF document text
- https://red-adlay.com/upload/files/26547649720.pdfIn PDF document text
- https://lotusmarinevn.com/upload/files/79647344322.pdfIn PDF document text
- http://hoachathoanggia.com/userfiles/file/roxuvulewif.pdfIn PDF document text
- https://dintek.eu/uploads/file/mediwabovepumenilurak.pdfIn PDF document text
- http://jrpst.pl/userfiles/file/9142290570.pdfIn PDF document text
- https://felicityokolo.com/file/jubizoj.pdfIn PDF document text
- http://elrey-uslugi.ru/media/file/60274041917.pdfIn PDF document text
- http://winkeleninzundert.nl/uploadimages/files/56401686973.pdfIn PDF document text
- http://abwingsjanaf.com/uploads/files/tapafirojevajepugovomife.pdfIn PDF document text
- http://multi-accueil.fr/ressource/site-image/files/zurajulam.pdfIn PDF document text
- http://studiomistretta.com/userfiles/files/99720025806.pdfIn PDF document text
- http://khachsanmyngoc.com/upload/files/40569047683.pdfIn PDF document text
- http://zhuoxinlaw.com/userfiles/file/20210916064311_99505799.pdfIn PDF document text
- https://pgp-puh.hr/fck_media/file/pusewusatononibapuni.pdfIn PDF document text
- http://arcadia-fitness.es/userfiles/file/jupobavovarimixuxeve.pdfIn PDF document text
- http://cuacongtudongbinhduong.com/upload/files/gidasusesoxusonadifole.pdfIn PDF document text
- https://springkasteelhuren.be/userfiles/file/50389174486.pdfIn PDF document text
- https://toptenstudy.com/upload/files/BodyFile__613E30AEA3456.pdfIn PDF document text
- http://njbeihang.com/uploadfile/file///2021090804464324.pdfIn PDF document text
- http://falconartistmanagement.com/ckfinder/userfiles/files/wifoxuzifatufez.pdfIn PDF document text
- https://kingdomofgodmn.org/userfiles/files/54121156191.pdfIn PDF document text
- http://ljhalls.com/wp-content/plugins/super-forms/uploads/php/files/36cf482d7c4d36fc35c356d34bc628ca/pufogufosamaji.pdfIn PDF document text
- http://abwrosedale.com/uploads/files/rabin.pdfIn PDF document text
- https://ises.smithpressautomation.com/phpsites/vertical_living/uploads/file/rufidawogovenavevamox.pdfIn PDF document text
- http://chnli.tw/CKEdit/upload/files/lodunogewif.pdfIn PDF document text
- 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_off0000b455.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB455 | 15616 bytes |
SHA-256: ee9cc7cd7062fdaa466972deea840ed266ca3e2193a4774f7849716008646cf5 |
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font_01_sfnt_off0000dc4a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC4A | 10916 bytes |
SHA-256: ed9b326eab786cd328740ce86a2ea11e97d758f19206c79ec0bceff83fde2295 |
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font_02_sfnt_off0000f575.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF575 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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