MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a link farm pointing to multiple compromised websites, which in turn host other PDF files. This suggests a phishing or malware distribution campaign where the initial PDF serves as a lure to redirect users to malicious content. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports this assessment.
Machine Learning
- Nyx PDF Classifier clean score 0.0301
Heuristics 5
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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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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://agendatourvietnam.com/hinhanh/file/valusakidelusaxojakiw.pdf In PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a49a15a1062---xusokagojaxumiwovutomopu.pdfIn PDF document text
- http://bsbcarpet.com/userfiles/file/zasakokewemolere.pdfIn PDF document text
- https://www.fecomerciomg.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/16096f3d16b129---76172156589.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/f01ba4b083e61977958a831b7cb1a002/nerufagibiferebubetolas.pdfIn PDF document text
- http://www.britocunhaadvocacia.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/160bd0cc6a0970---87410309329.pdfIn PDF document text
- http://elitaliaweb.it/upload/file/kajagawugolufevoniraxutob.pdfIn PDF document text
- http://allegroescrow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1348b5bae1---nesowojuj.pdfIn PDF document text
- https://diarch.in/WYSIWYGImage/file/47962945390.pdfIn PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/79e22164554d10ed7a1f4dc22c8a8090/19672894515.pdfIn PDF document text
- http://workcoop.org/fckeditor/userimages/file/20210625212125.pdfIn PDF document text
- https://sip7.pl/autoinstalator/sip7.online/wp-content/plugins/super-forms/uploads/php/files/d129e22608ae68adf200f5c3516ddfff/39230187324.pdfIn PDF document text
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/160aa00e275f59---tuvuninafelozasofedix.pdfIn PDF document text
- http://abwingsmd.com/uploads/files/bimesigo.pdfIn PDF document text
- https://sasalidayanisma.org/uploads/file/novavajawobemofijokejel.pdfIn PDF document text
- https://southtours.com/wp-content/plugins/super-forms/uploads/php/files/nb33lf4gt8t74n81v3kthone73/29045055108.pdfIn PDF document text
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abc9c9092b9---nurafiwunafosotozuxo.pdfIn PDF document text
- https://groupunsur1.com/contents//files/51318764282.pdfIn PDF document text
- https://www.scilights.com/wp-content/plugins/super-forms/uploads/php/files/1af3285962a99d3b85cd0e4e48d69e56/59583128244.pdfIn PDF document text
- http://heninrealty.com/userfiles/files/pepaxusekewabosegezesip.pdfIn PDF document text
- http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c5522c4ca07---kikaziluz.pdfIn PDF document text
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/3aa3a6f37cb5893a16969c8ca74c12fe/raregebom.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=a+right+angled+triangle+whose+sides+are+3cmPDF link annotation
- 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_off0000ceee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEEE | 18604 bytes |
SHA-256: 39f809cc151abd3fde28ab96f97a4dabe25c79ef42876d206e0a1ffecbb2a672 |
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font_01_sfnt_off00010051.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10051 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011862.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11862 | 16156 bytes |
SHA-256: 15bdb3869d8d4458aad361551f68459b5691bbaf699be9bec01cb82de0a2cecd |
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font_03_sfnt_off00012ddf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12DDF | 11056 bytes |
SHA-256: 87a2a6643d7b4af12a4419f8386bf85c991197dc526629073d55ef0dbb34cb97 |
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