MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The ML classifier and ClamAV heuristic strongly indicate maliciousness. The PDF contains numerous links to external websites, many hosted on compromised CMS platforms, suggesting a phishing or malware distribution campaign. The presence of embedded URLs and the nature of the heuristics point towards an attempt to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 6
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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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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://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/9d23a0357cdce4d6a1b5cff0ab853868/jadijanaximafagame.pdf In PDF document text
- https://www.aserspa.net/wp-content/plugins/super-forms/uploads/php/files/hdgbt5ptp4dj5f55fh7o0a0dar/48710570127.pdfIn PDF document text
- https://www.esicm-old.org/admin/lib/ckfinder/userfiles/files/pusuluxujena.pdfIn PDF document text
- https://homeaestheticsllc.com/wp-content/plugins/super-forms/uploads/php/files/24ef40c071a2ee071cb8206b095a4b23/tebapozajuno.pdfIn PDF document text
- http://sbox-technology.com/upload/datoteke/7816147793.pdfIn PDF document text
- http://pvsystexperts.com/wp-content/plugins/super-forms/uploads/php/files/cq9ubicvigu1q2mvda1ue5vlm3/vevusikekuwamokawebeditim.pdfIn PDF document text
- https://forcechicago.com/wp-content/plugins/super-forms/uploads/php/files/49693fe0234334e628716aa7c7cab6de/83046208394.pdfIn PDF document text
- https://chp-travel.ir/data/file/57163320692.pdfIn PDF document text
- http://madmojo.com/fckupload/file/tejero.pdfIn PDF document text
- http://www.hj-bouwt.be/wp-content/plugins/formcraft/file-upload/server/content/files/1607b072d7a702---46730934327.pdfIn PDF document text
- http://traiteur-ribot.fr/userfiles/file/1027226473.pdfIn PDF document text
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c975ea1cad9---83066029054.pdfIn PDF document text
- http://kuzfarm.ru/images/file/wupofuseboz.pdfIn PDF document text
- https://esportenerd.com/app/webroot/ckfinder/userfiles/files/13350742647.pdfIn PDF document text
- https://peterdegendt.be/file/xomawa.pdfIn PDF document text
- http://acril.ru/ufiles/files/lamelegedafumubumibim.pdfIn PDF document text
- https://instalacje-elektryczne.net/ckfinder/userfiles/files/83545400986.pdfIn PDF document text
- https://www.elementstraining.co.uk/wp-content/plugins/super-forms/uploads/php/files/0sftn2f3in25cg0o6emo1j4clb/losalewazuxilefoxini.pdfIn PDF document text
- https://www.ptlittleflower.org/wp-content/plugins/super-forms/uploads/php/files/vsh292d3d0i6n5clnu6vutk4dc/xejufojejominisenuwo.pdfIn PDF document text
- http://mp-hd.de/data/aktualnosci_imgs/file/safutobefapakerazutebixu.pdfIn PDF document text
- http://www.circoloaletrium.it/wp-content/plugins/formcraft/file-upload/server/content/files/16071a3c890675---29086073468.pdfIn PDF document text
- http://boxethai38.com/upload/file/xukorovolixopeta.pdfIn PDF document text
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606d316502a26---83205303058.pdfIn PDF document text
- https://alajuusa.ee/media/contents/file/26569638480.pdfIn PDF document text
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/120fd8e76ba5c170786455eec3732f41/kipojo.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=harriet+jacobs+book+pdfPDF 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_off0000ffe1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFE1 | 10816 bytes |
SHA-256: af7a7a16837a0b2a41e1c83f6bc070d51690f52534ee3c317dfc6402f93fbbf4 |
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font_01_sfnt_off000118b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118B9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000130cb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130CB | 18568 bytes |
SHA-256: 41bc8471931760dccbb7ac0b7ff6823011a7de4bc229de1fa88b80995aa3a2b9 |
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