MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised WordPress sites, indicating a link farm designed to host malicious content or phishing pages. The ML classifier and ClamAV detection strongly suggest malicious intent. The presence of multiple distinct hosts and a high number of links per host further supports the classification as a malicious link farm.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://www.kiteschule-kiel.de/wp-content/plugins/formcraft/file-upload/server/content/files/160aa961c64956---zudozubolubixege.pdf In PDF document text
- https://dm288.rs/slicice/file/tarawavupisaz.pdfIn PDF document text
- https://aliencosmicexpo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c369e33d178---51531461388.pdfIn PDF document text
- http://dodici12.ru/wp-content/plugins/super-forms/uploads/php/files/0i2ehpdr5n4c619up0hi772hm6/pulorofurimibiligaxe.pdfIn PDF document text
- http://status-go.net/gfx/userfiles/files/39872029014.pdfIn PDF document text
- http://conwaychristian.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609f83b498aa0---17411715233.pdfIn PDF document text
- https://alakharia.com/public_html/userfiles/file/bojezudevabesu.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/av7a3b9d0vfrkan56pf651arf3/19498192900.pdfIn PDF document text
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/268dd6e7eca0608343a10d0e2ec680d4/zezodovejasobosugi.pdfIn PDF document text
- https://agribusiness.pk/wp-content/plugins/formcraft/file-upload/server/content/files/160a9e33c7a5d2---11192555762.pdfIn PDF document text
- http://www.tokyomagic.jp/images/library/File/serekusotutisonemazulase.pdfIn PDF document text
- https://botorka.ro/userfiles/file/jegukizigopaxari.pdfIn PDF document text
- http://ciccioinpentola.com/userfiles/files/37525305694.pdfIn PDF document text
- https://www.emmabowman.com/wp-content/plugins/super-forms/uploads/php/files/4fb27aeb1f960267ce4de5238802002e/93238238635.pdfIn PDF document text
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/6cdcef25310395686359b289ced609e0/valogevasivuzaduteboz.pdfIn PDF document text
- https://jollytime.ru/wp-content/plugins/super-forms/uploads/php/files/80f033f5de4fdcc341f6da795bf9e473/60759444099.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=paheliyan+for+child+with+answerPDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001135f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1135F | 17436 bytes |
SHA-256: c584fe69f71be8fb34e0dd468f9dba9e69f9489783b6335367f600f3572115fa |
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font_01_sfnt_off000140b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x140B2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000158c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x158C9 | 10776 bytes |
SHA-256: 6296dcf37e0b43b7226db16710c25e8882eead8d21d60a500711f2737304e4b8 |
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font_03_sfnt_off0001719a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1719A | 16364 bytes |
SHA-256: 3e163d7a0954889ac6348a127825d1cf1030a52c833756f7da8ce04c78165b61 |
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