MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains numerous links, many of which point to compromised WordPress upload directories, suggesting a link farm designed to distribute malicious content or phish users. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports this assessment. The ML classifier also flagged the PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.5017
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 https://profix.fr/ckfinder/userfiles/files/kokate.pdf In PDF document text
- http://geometracosentino.com/userfiles/files/26136520301.pdfIn PDF document text
- https://pasarangroup2.com/contents/files/9370804389.pdfIn PDF document text
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/160a27c3c7dac9---8632139450.pdfIn PDF document text
- https://spitalmoldovanoua.ro/ckfinder/userfiles/files/domubuvewijaxuwasodedeteb.pdfIn PDF document text
- http://esoftland.com/userfiles/file/dosexaxawufima.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/8935ada2a1e9e330aa9cb90b255d9661/jixeka.pdfIn PDF document text
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a949707acc7---52344438231.pdfIn PDF document text
- https://shinyjewellers.com/wp-content/plugins/super-forms/uploads/php/files/2t95tcks3u551hotviv07tesc7/relurevefunu.pdfIn PDF document text
- https://cbolean.com/wp-content/plugins/super-forms/uploads/php/files/i69sapum730lt7qkp8kirbqkm1/viwaf.pdfIn PDF document text
- http://bigredclassof1960.com/clients/879476/File/sowabukisoxenubukejumokik.pdfIn PDF document text
- http://arohitourandtravels.com/userfiles/file/lupeto.pdfIn PDF document text
- http://nhs1966reunion.com/clients/1/1c/1ca8f1639ee69cd7806809ed3bcda9bb/File/nulekotabewe.pdfIn PDF document text
- https://vmkstroi.ru/wp-content/plugins/super-forms/uploads/php/files/cda3696ee5d577be2d51fd11eb96834a/26447958073.pdfIn PDF document text
- http://bilagroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c64ee7b6651---xazenisopivu.pdfIn PDF document text
- http://vipavtoufa.ru/wp-content/plugins/super-forms/uploads/php/files/d5849fcabe01e7b15358248c093b4649/tirewuvutufoxizupekaloliz.pdfIn PDF document text
- http://xn--2osv9pt2jfpt.com/uploadfiles/files/kenilufeninazotaxuxexamed.pdfIn PDF document text
- https://portsidestrategies.com/wp-content/plugins/super-forms/uploads/php/files/141e32c982299f31733538563483b223/rikonas.pdfIn PDF document text
- http://soles2walk.cz/data/file/42223240456.pdfIn PDF document text
- https://traffictkt.com/viking1/uploads/files/29790621406.pdfIn PDF document text
- https://www.qlsny.com/wp-content/plugins/super-forms/uploads/php/files/95c2f5443e5fb6972dec493df174d64c/ruzumebiz.pdfIn PDF document text
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/oaaquucbv94klvpciraruvdnq8/wapusezudus.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=learn+japanese+for+dummies+pdfPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f032.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF032 | 10704 bytes |
SHA-256: e069c338edba1ed93dfb53a2eac4f196b9692995ddee1c99a9317cc83e5bd1d5 |
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font_01_sfnt_off000108a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108A5 | 19988 bytes |
SHA-256: 397c4f54c52470c580a21efb375a54ba785f83fca44041ffd27c062d89fa518b |
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