MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or are part of a link farm designed to obscure the final destination. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware delivery through these links. The presence of 'utm_term_redirector=True' and links to compromised CMS uploads suggests a coordinated effort to distribute malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9943
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 http://proxima-online.it/public/file/lanufetalezegolewesij.pdf In PDF document text
- http://affordableadobe.com/ckfinder/userfiles/files/2901827364.pdfIn PDF document text
- https://www.elektrobetrieb-scholz.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613b246f0a565---52147875677.pdfIn PDF document text
- http://sportsbettingconsultants.net/cote_dor_import/admin/ckfinder/userfiles/files/24518300370.pdfIn PDF document text
- http://caytrong.vn/Images_upload/files/95566074011.pdfIn PDF document text
- http://omatsuri.kr/data/userfiles/files/sopiverakujemuwalefil.pdfIn PDF document text
- http://wronba.com/uploads/wysiwyg/file/68059835027.pdfIn PDF document text
- https://austarpharma.com/upload/files/42713382387.pdfIn PDF document text
- http://jinistudy.com/_UploadFile/Images/file/rigedezimexixu.pdfIn PDF document text
- https://tainandentist.com/uploads/files/202109200042362806.pdfIn PDF document text
- http://studioguagnoni.it/userfiles/files/zosise.pdfIn PDF document text
- http://braintradingbcn.com/wp-content/plugins/super-forms/uploads/php/files/f46297fe8ecc4a794201a184c3efa26b/93073774250.pdfIn PDF document text
- https://self-storage.sg/images/uploadedimages/file/fobukoxipanap.pdfIn PDF document text
- https://bor-diing.com/upload/files/72680718751.pdfIn PDF document text
- http://erago.cidees.com/uploads/files/8383183636.pdfIn PDF document text
- http://pescepiana.eu/userfiles/files/ruxatagibinewidulokesa.pdfIn PDF document text
- http://mrspk.com/ckfinder/userfiles/files/xiserumevuzejimodaximo.pdfIn PDF document text
- https://danielfelber.ch/userfiles/file/24266326032.pdfIn PDF document text
- https://primeodontorj.com/wp-content/plugins/super-forms/uploads/php/files/0e281ee685472d66097a19c0e59751e3/xutox.pdfIn PDF document text
- http://mbfeed.vn/upload/files/45229393696.pdfIn PDF document text
- http://flyingfish-stay.com/userfiles/file/88364989420.pdfIn PDF document text
- http://siciny.eu/userfiles/file/26746920810.pdfIn PDF document text
- http://www.shjkyq.com/up_files/FCK/file/60730923476.pdfIn PDF document text
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b04ec21e8f---lowuxaxaderimegidajamato.pdfIn PDF document text
- https://uslugiinzynierskie.eu/eurostyl/photos/file/nosetufutuvoguz.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=sucide+squad+full+moviePDF 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_off0000c8d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC8D9 | 10724 bytes |
SHA-256: c7f78fe83e1f2e6567b42569a3fc37077b9ee09b739d8581bb61875dbf19c215 |
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font_01_sfnt_off0000e147.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE147 | 18452 bytes |
SHA-256: d5ef0e8c8d0b1e6d0fe60882c901d315cd6f89d2e296d69319cbb9035cb57bbd |
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font_02_sfnt_off0001111b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1111B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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