MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous external links, with several heuristics indicating it functions as a link farm. Some of these links point to compromised WordPress upload directories, suggesting a potential distribution mechanism for further malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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 http://peusch.lu/userfiles/files/tizisesekusuwaxerab.pdf In PDF document text
- http://pelesiuvalymas.lt/i/File/nipuwizivorunu.pdfIn PDF document text
- https://evocative.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16093f92987dd2---gixotiwutadideburis.pdfIn PDF document text
- http://daedukgs.com/admin/fckeditor/data/file/20210601070239.pdfIn PDF document text
- https://akbaturgame.com/calisma2/files/uploads/74788454916.pdfIn PDF document text
- https://ntct-dz.com/ckfinder/userfiles/files/84722060627.pdfIn PDF document text
- http://hataylezzeti.com/resimler/files/42541118723.pdfIn PDF document text
- http://7166867.ru/ckfinder/userfiles/files/bunafetefozesorov.pdfIn PDF document text
- http://www.studiolegalefusimorelli.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ada7f5ed3d---65888459388.pdfIn PDF document text
- https://ratsimae.eemedia/contents/file/fafoxifilezofujuduk.pdfIn PDF document text
- http://aarogyamedico.com/userfiles/file/21018301531.pdfIn PDF document text
- http://myshopekerala.com/userfiles/file/25723094620.pdfIn PDF document text
- https://www.hadlowsecurityshutters.com/wp-content/plugins/super-forms/uploads/php/files/fd46b851cd13f98368fff77b849d4de5/19168646724.pdfIn PDF document text
- http://ipceurope.eu/assets/file/65484108552.pdfIn PDF document text
- http://structurecreative.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b2f6e24220---duzegoxed.pdfIn PDF document text
- https://ceadersvalet.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bfba2fad367---jadaluxekizukumezalixofev.pdfIn PDF document text
- https://www.advids.co/wp-content/plugins/formcraft/file-upload/server/content/files/1609ad5e8dd73a---72275803957.pdfIn PDF document text
- https://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca3da77d29---52359878388.pdfIn PDF document text
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a857e6af84---tovawukinidumaga.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a7a7a46c91a---madoxumofewosesadakunona.pdfIn PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c3d47a5436e---30774505603.pdfIn PDF document text
- http://habitat3.eu/userfiles/files/87654949474.pdfIn PDF document text
- http://kondicionery-vidnoe.ru/upload_picture/file/lagasikuv.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=draw+a+plant+cell+and+label+itPDF 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_off0000c43b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC43B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000dc4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC4D | 16792 bytes |
SHA-256: 6e97696fa4cea657f4454602ca6adb228a8be26f8ec45fcff555a3a20da1515c |
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font_02_sfnt_off000107fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107FD | 10444 bytes |
SHA-256: 254ac0264b017ce76cb67ce7660709746ed21eeafe206352d961d10d6f8dbec5 |
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