MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to compromised WordPress sites, suggesting it functions as a link farm to redirect users to malicious destinations. The presence of these links and the PDF structure point towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9936
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.endthestigmacounselling.com/wp-content/plugins/super-forms/uploads/php/files/6vacunp87r2pn7uvtk1nttiso3/93218522583.pdf In PDF document text
- http://enjoy.sk/editor_uploads/system/files/linopesusebajikerapijoker.pdfIn PDF document text
- https://cffcommunications.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/16082777266001---foxadobiwixozov.pdfIn PDF document text
- http://vngo-cc.vn/cooker/public/files/sumabanupejonadax.pdfIn PDF document text
- http://ljhalls.com/wp-content/plugins/super-forms/uploads/php/files/08f122bef4ec2cdf750ea6a7c1838aa0/94681355261.pdfIn PDF document text
- https://tort-art.ru/userfiles/file/pinatifipijameso.pdfIn PDF document text
- http://artecgroupservices.com/imagenes/file/jipanisekowusapibifivot.pdfIn PDF document text
- http://ferrocom-spb.ru/userfiles/files/wopas.pdfIn PDF document text
- https://samsungdvm.net/upload/ckfinder/files/vawasitikogasufugeto.pdfIn PDF document text
- https://fallsplat.se/file/34930246333.pdfIn PDF document text
- http://tiramisu-o.com/yamituki-n/uploads/files/zutajijujoz.pdfIn PDF document text
- http://lightofislamonair.org/uploads/files/fukekiguzumapupazit.pdfIn PDF document text
- http://svazekobciorlice.cz/userfiles/file/33268464991.pdfIn PDF document text
- https://www.hdontheroadnapoli.it/wp-content/plugins/formcraft/file-upload/server/content/files/16091ddf420a21---jagidudilob.pdfIn PDF document text
- https://gdr.co.il/wp-content/plugins/super-forms/uploads/php/files/fc7d98abe4d3a392a390ffe7f2ca58b2/memalonudawolexu.pdfIn PDF document text
- https://ivanamihic.com//files/rarasagawodune.pdfIn PDF document text
- http://doo-san.com/userfiles/file/20210527213144.pdfIn PDF document text
- http://anapro.com/ckfinder/userfiles/files/72742642356.pdfIn PDF document text
- https://tocgia247.com/wp-content/plugins/super-forms/uploads/php/files/bkh24crg6qsi0fuq06vraqksrb/wuvenitozinedivavil.pdfIn PDF document text
- http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cabf7cde648---ziboduforimun.pdfIn PDF document text
- http://arlingtonhigh1959.com/clients/863184/File/22784961645.pdfIn PDF document text
- https://eyestech.in/wp-content/plugins/super-forms/uploads/php/files/isaf971ata0j6jsak4dd2bro5n/56402880507.pdfIn PDF document text
- http://punaide.com/userfiles/files/zalatuson.pdfIn PDF document text
- https://www.yoursurveysurveyors.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16091a3fcd363d---rekupudugezo.pdfIn PDF document text
- https://zoldlepes.hu/userfiles/file/19535633996.pdfIn PDF document text
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/c7758389fd49823fb4073053ffd01c60/wikafonexafak.pdfIn PDF document text
- https://xn----8sbaavnccwq4am.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/8ac5cbf53970e41889334cf960ae4ffa/sipojobovuvukefunused.pdfIn PDF document text
- https://xn----9sbccjdbca7cyaieg1a3j.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/b2b53f294c07c0212d36cff9a30d4d99/fazerewavilu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=snap+on+mt+324+instructionsPDF 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_off0000d0d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0D8 | 10900 bytes |
SHA-256: ace33e1543dea2205fab5ef6859bbced9fdc8629d2a0a5a90a6f14e2303124c5 |
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font_01_sfnt_off0000ea1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA1F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010231.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10231 | 17404 bytes |
SHA-256: b0bd855a52a9ae3a9255e841b278ddaaf7c9cad8497f35d9f078fb265276190b |
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