MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. It functions as a link farm, containing numerous URLs that point to various domains, some of which are hosted on compromised CMS uploads. The ML classifier also assigned a high probability of maliciousness. The primary attack pattern involves luring users to external sites through a phishing pretext.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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 http://kleiberit.ru/files/file/bepojele.pdf In PDF document text
- http://rujiahk.com/uploadfiles/file/93980471788.pdfIn PDF document text
- http://kyea.org/imageuploads/kavewo.pdfIn PDF document text
- http://yuh-tarng.com/userfiles/file/zojavajo.pdfIn PDF document text
- https://evpersoneli.net/ev-personeli/file/subunopepafakugizunuguta.pdfIn PDF document text
- https://fullmagicweekend.com/ckfinder/userfiles/files/25723845353.pdfIn PDF document text
- http://jingmingtai.com/filespath/files/20210902055422.pdfIn PDF document text
- http://abwhopewell.com/uploads/files/mazotapofo.pdfIn PDF document text
- https://somos.co/dleyes/admin/fotos/file/diferefuvixizegabatur.pdfIn PDF document text
- https://inprovitvenezuela.com/ckfinder/userfiles/files/95162524717.pdfIn PDF document text
- https://www.marthatrotts.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613264a791d37---90439950907.pdfIn PDF document text
- http://soepcentrale-dekeyser.be/userfiles/file/fuzogelijujatiwaxot.pdfIn PDF document text
- https://yourtuscanyguide.com/wp-content/plugins/super-forms/uploads/php/files/acgl8m4gp5ci3est53tn0sivi7/23188050258.pdfIn PDF document text
- http://leeharringtonhomes.com/userfiles/file/52135111885.pdfIn PDF document text
- http://openendrep.com/userfiles/files/38319347897.pdfIn PDF document text
- https://nhuadailoan.vn/upload/userfiles/files/divako.pdfIn PDF document text
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135135e2633b---42112812320.pdfIn PDF document text
- http://kanchanaspa.com/ckfinder/userfiles/files/kasojuvixojaza.pdfIn PDF document text
- http://cmuniontravel.com/userfiles/file/72889297759.pdfIn PDF document text
- https://gilboamedia.com/userfiles/file/76518337997.pdfIn PDF document text
- http://maristaslardero.es/userfiles/file/79688868754.pdfIn PDF document text
- http://www.parkwaytransplant.com/media_upload/upload/files/21637354013.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=where+do+i+find+the+trash+bin+on+my+android+phonePDF 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_off0000e2ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2EA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fafc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAFC | 16900 bytes |
SHA-256: 41ff43ed537e8ce6fb184ff3826d8ee7352030452437931951188c99a70704e0 |
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font_02_sfnt_off000126cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126CC | 10964 bytes |
SHA-256: 6edd4b1b2eecc1d2ac39b4b887b75d1321702e03a7d4e8d326f5096f76065511 |
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