MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple external websites, some hosted on potentially compromised or disposable domains. The presence of numerous links, including one pointing to a compromised WordPress upload storage, strongly suggests an attempt to distribute malicious content or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://happycondo.leaddeehub.com/userfiles/files/91131117041.pdf In PDF document text
- http://xn----itbbfrdrdbd4bgy6gi.xn--p1ai/webroot/files/files/nifebijusuvesodefopidaw.pdfIn PDF document text
- https://optimuselearningschool.aels.edu/learning/site/images/uploadfiles/52919956795.pdfIn PDF document text
- http://www.mbk-montage.nl/ckfinder/userfiles/files/penizivowuf.pdfIn PDF document text
- http://kortennis.co.kr/B/ck/ckfinder/userfiles/files/80521425463.pdfIn PDF document text
- https://sakura-bashi.com/uploads/files/202109021055108209.pdfIn PDF document text
- http://zap-interactive.com/uploads/files/dewipurutepam.pdfIn PDF document text
- http://www.tractortools.cz/ckfinder/userfiles/files/vajaj.pdfIn PDF document text
- http://meyergarden.com/ckfinder/userfiles/files/lagepole.pdfIn PDF document text
- http://hawaiianhunareiki.it/file/39803158433.pdfIn PDF document text
- http://infinivideo.hu/sites/infinivideo/files/30326983052.pdfIn PDF document text
- http://kajo-frings.de/userfiles/file/saruzorutubisugu.pdfIn PDF document text
- http://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/fcc4d76edfc065faf0346e5016f515d6/mavixunivutewobawefisab.pdfIn PDF document text
- http://noahmission.org/dataroom/file/82836994050.pdfIn PDF document text
- https://gilbertems.com/videos/file/lewuredepizesezuxivukor.pdfIn PDF document text
- http://namadagaskare.ru/ckfinder/userfiles/files/kugopojit.pdfIn PDF document text
- http://www.me.ntou.edu.tw/ckfinder/userfiles/files/20210902_151336.pdfIn PDF document text
- https://matricula.netlandschool.cl/files/piwitoxotag.pdfIn PDF document text
- http://joeun-it.com/userData/board/file/tidafuzebeboxilis.pdfIn PDF document text
- http://www.onegelha.com/wp-content/plugins/super-forms/uploads/php/files/82bac79dd2e68787f7882216c84382ef/bovarazodagumawilibukusiw.pdfIn PDF document text
- http://noithatsah.com/webroot/img/files/vekoleririgumifumixowejuw.pdfIn PDF document text
- http://entone.es/wp-content/plugins/super-forms/uploads/php/files/925ff873cbd04846faf61fdf5d42ed94/53168441524.pdfIn PDF document text
- http://nenayu.com/filespath/files/20210913123721.pdfIn PDF document text
- http://agavietnam.com/img/files/69679011809.pdfIn PDF document text
- https://qkon.ca/images/file/19519436793.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=3ds+max+apkPDF link annotation
- http://cluster006.ovh.net/~greeters/namur/ckfinder/userfiles/files/69705657730.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_off0000b619.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB619 | 15168 bytes |
SHA-256: b402c9b164bfc4079676745a6000ec0b852881f997a656c4aa353d38b9e6fe6d |
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font_01_sfnt_off0000dc4e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC4E | 10132 bytes |
SHA-256: dddd1763e8e7c9f4e6d0ede0af14bb4711a1e04e00d4e8ce72f6aff82d90d4bf |
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font_02_sfnt_off0000f2ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2EF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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