MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URIs and is identified as a link farm on disposable hosting, suggesting it's used to redirect users to potentially harmful websites. The presence of embedded URLs and the nature of the heuristics point towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://chcial.ru/uplcv?utm_term=jism+2+streaming PDF link annotation
- http://songhandiban.com/uploadfile/file/2021091623482973499.pdfIn PDF document text
- http://smarttechsolutionukltd.com/uploaded_files/userfiles/files/fefixugejalel.pdfIn PDF document text
- http://airsoft1.ro/files/file/6757863549.pdfIn PDF document text
- https://ural-aiti.ru/admin/ckfinder/userfiles/files/5277078789.pdfIn PDF document text
- https://alhasooncorp.com/Files/files/jiretadanumula.pdfIn PDF document text
- https://ip-pharma.net/data/files/kizunosegibanajafar.pdfIn PDF document text
- https://www.audioclinica.pt/wp-content/plugins/super-forms/uploads/php/files/il0b756pvisrqoflmln0d7v297/86686318778.pdfIn PDF document text
- http://ekhoron21.mn/uploads/files/zujogovutekapijuxufili.pdfIn PDF document text
- http://dmhu.eu/uploads/uplib/file/xagexod.pdfIn PDF document text
- http://raegcafe.com/uploads/files/57584538116.pdfIn PDF document text
- http://hbaoge.com/upload/files/61238460040.pdfIn PDF document text
- https://portugaliaimagyarok.com/ckfinder/userfiles/files/biloribexezenisat.pdfIn PDF document text
- https://frontivo.ro/userfiles/file/96525190486.pdfIn PDF document text
- https://www.northamericatalk.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613770b6de492---pefugometal.pdfIn PDF document text
- https://pisausakti.com/contents/files/rejevilapob.pdfIn PDF document text
- http://rafaelstore.ru/upload/files/videsoseturalitip.pdfIn PDF document text
- http://www.nachtruhe.info/up/files/beberasura.pdfIn PDF document text
- http://heizler.hu/files/file/zilumuxuvuti.pdfIn PDF document text
- http://hyosangjo.com/userfiles/file/20210906232130.pdfIn PDF document text
- https://www.truck-transport.com/ckfinder/userfiles/files/68320881233.pdfIn PDF document text
- http://madinagirls.com/easydo%20v2.00/files/uploads/kugimipewesabefum.pdfIn PDF document text
- http://matsusushionline.com/uploads/files/73701097715.pdfIn PDF document text
- https://pfollowers.com/ci/userfiles/files/xufexowazopeledo.pdfIn PDF document text
- http://theofficefurniturestore.com/ckfinder/userfiles/files/lirufufosoxexeweretov.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_off0000bcea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBCEA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d4fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4FC | 19300 bytes |
SHA-256: ef1d047559a91cae4dd8f29e9b453a96e10208c00961bf1a42cae44615e7b039 |
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font_02_sfnt_off000107a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107A2 | 10396 bytes |
SHA-256: f114caace1fb4f005ac48320080e79f0a48ab6fa3172ee37b7add85f8b8492be |
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