MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to PDF files hosted on various domains, suggesting a link farm designed to redirect users. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a strategy to obscure the true malicious destination. No scripts were extracted, but the overall structure points to a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9908
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 http://www.xpresswedding.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134e187eb6b5---nogovabutewed.pdf In PDF document text
- http://npi-management.org/ressource/site-image/files/davunafezizesifi.pdfIn PDF document text
- https://hydratrend.com/application/third_party/ckfinder/userfiles/files/jasisuzagazubizekisivipir.pdfIn PDF document text
- https://linhquan-group.com/upload/ck/files/lepagifebenaradudopegadu.pdfIn PDF document text
- http://aedjtjdshbf.pretty-match.com/upload/files/suxinimowovukuvo.pdfIn PDF document text
- http://rockhouseschool.com/rockhouse/uploads/files/niwekukijelenemanemup.pdfIn PDF document text
- http://ng-sons.com/userfiles/file/pebipe.pdfIn PDF document text
- http://cy2hand.com/userfiles/gelixorubu.pdfIn PDF document text
- https://grdr.org/paidel/ckfinder/userfiles/files/xemogevimabobefipelegod.pdfIn PDF document text
- https://simon-daulte.com/ckfinder/userfiles/files/38661359288.pdfIn PDF document text
- http://dgelc.com/userfiles/file/20210904231142.pdfIn PDF document text
- http://sakulchaiplace.com/Uploads/file/roroxagipifiwesopejurober.pdfIn PDF document text
- http://kraemer-duennebacke.de/files/file/donetunaxoladagabilotov.pdfIn PDF document text
- https://mimpisiluman.com/contents/files/94917337131.pdfIn PDF document text
- https://cet.sk/res/file/62028388145.pdfIn PDF document text
- https://www.emcp-pmce.ca/_includes/ckfinder/userfiles/files/zelusomupadadeduvojef.pdfIn PDF document text
- http://electronicaindex.nl/images/uploads/mokifirikavimomekenugava.pdfIn PDF document text
- http://eperon-kochersberg.com/img_db/nibojuju.pdfIn PDF document text
- http://xn----8sbnbd9chja.xn--p1ai/userfiles/file/fofofunukipumevejopisu.pdfIn PDF document text
- http://k1a.ru/images/files/file/34075025200.pdfIn PDF document text
- http://besteva.com/upload/files/genewajidadekixubuxan.pdfIn PDF document text
- http://www.hgekc.com/media/userfiles/file/veneburebotem.pdfIn PDF document text
- http://dietgame.net/admin/fckeditor/data/file/20210908171650.pdfIn PDF document text
- http://purofirstli.net/userfiles/file/71748624310.pdfIn PDF document text
- http://shlawllc.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/dikadop.pdfIn PDF document text
- http://gildiamasterov.ru/userfiles/file/64341733793.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=coc+wiki+troopsPDF 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_off0000ce1a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE1A | 16776 bytes |
SHA-256: df04249f397b9642679156a4e331e5381a90d565671f10dff4ab6f3564d8df4a |
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font_01_sfnt_off0000f8d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8D0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000110e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110E7 | 10132 bytes |
SHA-256: 63ec377d7666c7f22af34c57effb321c458ffbc132f104b8942c0a08bce1550b |
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