MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' and the presence of numerous URLs suggest the document's primary purpose is to direct users to a collection of other files, potentially for malicious distribution or SEO poisoning. No scripts were extracted, limiting the analysis of direct execution capabilities.
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://fkjz.cn/upload/files/2021/09/202109130827352190.pdf In PDF document text
- http://gemculture.com/userfiles/file/94956760887.pdfIn PDF document text
- http://bluebossa.pl/files/file/70494599359.pdfIn PDF document text
- http://christopherspubandgrille.com/userfiles/files/36070755598.pdfIn PDF document text
- https://nepalmicrofinancesummit.org/userfiles/files/lapunewimawe.pdfIn PDF document text
- http://mkbeauty.vn/luutru/files/fewuserinipovepotejini.pdfIn PDF document text
- https://lompatjauh.com/contents/files/sefesuperorovuvosa.pdfIn PDF document text
- http://imcborivali.org/userfiles/file/muwomujejubobifajur.pdfIn PDF document text
- https://drisraadentalcenter.com/userfiles/file/tepebezosidasanofinixoxen.pdfIn PDF document text
- http://industrialdevices.in/uploads/31717345915.pdfIn PDF document text
- http://stensoproject.com/userfiles/files/rujigob.pdfIn PDF document text
- https://sitpchemcieszyn.pl/_sitpchem/file/93115169742.pdfIn PDF document text
- http://shangrilayunnan.com/ckfinder/userfiles/files/88927025133.pdfIn PDF document text
- https://yarpaket.ru/userfiles/file/nogiliwusoj.pdfIn PDF document text
- https://immobiliareincentro.it/allegati/file/gozuluzadivipepudu.pdfIn PDF document text
- https://francois-daulte.com/ckfinder/userfiles/files/46840838871.pdfIn PDF document text
- http://webinaris.net/ckfinder/userfiles/publics/files/1584984974.pdfIn PDF document text
- https://greenbins.ca/ckfinder/userfiles/files/gipisilojazirugilinukotug.pdfIn PDF document text
- http://pentas.eu/userfiles/file/dataniserobinagomijisokuz.pdfIn PDF document text
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/161404bbb04437---tikekidajinogasij.pdfIn PDF document text
- http://anonelectronics.com/admin/fckeditor/editor/filemanager/connectors/php/upload_jpg/file/202109150615408207.pdfIn PDF document text
- http://museodegliarazzimarsala.com/userfiles/files/jeroluxoxe.pdfIn PDF document text
- https://capecoralliving.com/media/file/xunatasepeg.pdfIn PDF document text
- http://kool-house.com/upload/editor/file/3442099509.pdfIn PDF document text
- http://nawooelcs.com/upload/userfiles/2021/09/files/210916131103.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=skyrim+no+stone+unturned+rewardPDF 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_off0000e313.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE313 | 10828 bytes |
SHA-256: 89331a526d16200bac0b6403d78f1277117063eb12852fa42007305d57795bfe |
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font_01_sfnt_off0000fc25.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC25 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011437.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11437 | 17664 bytes |
SHA-256: 08f6ba3c0b960e61fadb8988bd4f024edf11ba8e5c1e4564bde2740799f94f47 |
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