MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links to external websites, many of which are hosted on compromised or disposable domains, indicating a link farm designed to redirect users to malicious content. The presence of these links and the overall structure suggest an attempt to deliver a secondary payload or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 6
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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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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.igescanada.com/ckfinder/userfiles/files/47347769089.pdf In PDF document text
- http://hamzalegalservices.com/userfiles/file/pawafamititagagisepu.pdfIn PDF document text
- http://checopharma.com/upload/files/19575788325.pdfIn PDF document text
- https://psfund.org/public/uploads/files/cms_files/texuxomesijufolevifimatuf.pdfIn PDF document text
- https://www.hit-education.com/wp-content/plugins/super-forms/uploads/php/files/7c0ua2cseeccddet5a7hb7o6vl/1259423475.pdfIn PDF document text
- https://efficimm.fr/userfiles/files/fizumumatevuxovome.pdfIn PDF document text
- http://steelbo.com/uploads/admins/u0/files/20210915232954.pdfIn PDF document text
- https://goodmix-psc.com/userfiles/files/83075679882.pdfIn PDF document text
- https://impariant-club.ru/wp-content/plugins/super-forms/uploads/php/files/af7956bc9bc860875ae8591cacdebd88/70584880083.pdfIn PDF document text
- http://banglenhospital.com/UserFiles/File/3147363683.pdfIn PDF document text
- http://ubestsports.com/imager/files/20210923161115.pdfIn PDF document text
- https://widerbet.pl/userfiles/file/solegek.pdfIn PDF document text
- http://traviet36.com/upload/files/3366341797.pdfIn PDF document text
- http://remproekt-m.ru/admin/ckfinder/userfiles/files/jofonirumu.pdfIn PDF document text
- http://tuclubcr.com/campannas/file/87805027257.pdfIn PDF document text
- http://emrc.ie/upload/imagecontent/file/17070253631.pdfIn PDF document text
- https://socardan.com/userfiles/files/4516967599.pdfIn PDF document text
- https://wilsonbarrera.com/inicio/wp-content/plugins/formcraft/file-upload/server/content/files/1612f1ae219cda---72118775763.pdfIn PDF document text
- http://matonaklawfirm.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/nababebukupitejod.pdfIn PDF document text
- http://wskinbody.com/data/boardData/files/93096259167.pdfIn PDF document text
- https://bistro-8.com/wp-content/plugins/super-forms/uploads/php/files/24b0d18a8c3cb21a4564d48c1771041b/59049817607.pdfIn PDF document text
- https://faguaflowers.com/images/admin/file/85769584471.pdfIn PDF document text
- https://melnikhouse.com/userfiles/file/9907730002.pdfIn PDF document text
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/161497694a2152---69927573016.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=app+ops+androidPDF 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_off0000e3d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3D7 | 17572 bytes |
SHA-256: 9fb2338b624ece89ff39bd551db257187ee3280fe2ce53b1d68d2da86d7b7be2 |
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font_01_sfnt_off00011170.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11170 | 10088 bytes |
SHA-256: f562f052f6bd8d69a0c6d2da844f076bccc0f52eff9b6b8035c660c9edbadfbe |
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font_02_sfnt_off000127fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127FD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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