MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs pointing to various domains, suggesting a link farm or redirection scheme. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly indicates the purpose is to manipulate search engine results or distribute content through a network of disposable hosts. No scripts were extracted, but the overall structure and URL distribution point to a phishing or content distribution attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 http://eapver.com/upload/ckimg/files/202109140806302221.pdf In PDF document text
- https://decoveinvestment.com/userfiles/file/74789264593.pdfIn PDF document text
- http://agnieszkapawlik.com/userfiles/file/kikibesakomubaga.pdfIn PDF document text
- https://nabijdefossa.nl/upload/files/videdogi.pdfIn PDF document text
- https://selispin.com/calisma2/files/uploads/xesusadatalatefo.pdfIn PDF document text
- http://gordostcrista.ru/userfiles/file/6155440306.pdfIn PDF document text
- https://seedcambodia.org/htdocs/cljr/data/files/mezesijijivonasaburuzum.pdfIn PDF document text
- https://quatden.vn/webroot/img/files/viwisisizulapavirafu.pdfIn PDF document text
- http://pasaru.com/upload/files/xumepotevivafagujamazo.pdfIn PDF document text
- https://windscrm.net/files/file/divilemosilivevavuwofa.pdfIn PDF document text
- http://letnipohar.cz/upload/file/pozunudufopit.pdfIn PDF document text
- https://www.mediawerf.nl/bundles/store24backoffice/ckfinder/userfiles/files/41734546211.pdfIn PDF document text
- http://thietbiotoviet.com/Images_upload/files/5418731155.pdfIn PDF document text
- https://spheresignal.com/app/webroot/userfiles/files/51547612394.pdfIn PDF document text
- https://emtracing.net/userfiles/file/gugaxorupup.pdfIn PDF document text
- https://inprovitmexico.com/ckfinder/userfiles/files/35036756361.pdfIn PDF document text
- https://djhelaly.com/wp-content/plugins/super-forms/uploads/php/files/6143eb45a37e0ad59ec72203ca0f629b/20794951988.pdfIn PDF document text
- http://bright-mineral.com/uploadfile/file/2021090402123052.pdfIn PDF document text
- https://www.physioaktivkramer.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613471b2584b8---59298782808.pdfIn PDF document text
- http://oprandi.it/userfiles/files/kuxemefapawokirinezux.pdfIn PDF document text
- https://vanphongphampmc.com/upload/files/25499032332.pdfIn PDF document text
- https://jajugroup.com/ckfinder/userfiles/files/rozadozeviz.pdfIn PDF document text
- http://btfa.tw/upload/files/58989706573.pdfIn PDF document text
- http://baltyk.recykling-rejs.pl/imgturysta/files/gutasosifus.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=free+live+tv+app+for+smart+tv+indiaPDF 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_off0000c164.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC164 | 10700 bytes |
SHA-256: 1a2ed11954576e711792c6ea025b60e35966e2cb23b33ceeb824bf221c07b979 |
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font_01_sfnt_off0000d9ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9EA | 16308 bytes |
SHA-256: 5d9aa5637bee0d6e47aee7d7f0c0e0f09df12593fae56cda449c9bc783b5bf3d |
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font_02_sfnt_off000103de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103DE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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