MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs pointing to external domains, many of which are associated with compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 https://laborke.ru/uplcv?utm_term=headache+and+dizziness+for+a+week PDF link annotation
- http://eternoohydro.com/d/files/jurisabazejazojomisotab.pdfIn PDF document text
- http://evevoyance.fr/adh/.-/file/89359513670.pdfIn PDF document text
- https://maxlinder.com/admin/assets/ckfinder/userfiles/files/87485687397.pdfIn PDF document text
- https://alharithiforcameras.com/ckfinder/userfiles/files/jalesemuvadepar.pdfIn PDF document text
- http://ebsenglish.net/_UploadFile/Images/file/9604524752.pdfIn PDF document text
- https://perfecthospital.org/FCKeditor/file/76907414457.pdfIn PDF document text
- http://grappin-annat-como.com/userfiles/grappin-annat-como.com/file/62984883869.pdfIn PDF document text
- https://argentinaproduct.com/ckfinder/userfiles/files/87586238495.pdfIn PDF document text
- http://drukarnia-warszawa.pl/pliki/file/renofivisotawitel.pdfIn PDF document text
- https://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613580f3dd70b---rukepusevijepibipepug.pdfIn PDF document text
- https://jlgardner.org/home/jlg/public_html/ckfinder/userfiles/files/27605947114.pdfIn PDF document text
- https://rzfmuhasebe.com/userfiles/file/71889714660.pdfIn PDF document text
- http://thermcom.cz/userfiles/file/xipulasuguwegapasozuga.pdfIn PDF document text
- https://netkat.in/ckfinder/userfiles/files/lirezazu.pdfIn PDF document text
- http://neapol-m.ru/usr/file/xakexipes.pdfIn PDF document text
- https://holocaustresearch.pl/nowy/photo/file/98999449397.pdfIn PDF document text
- http://totalfinance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613f58554beb2---13826335155.pdfIn PDF document text
- http://christschoolblr.in/userfiles/file/motunogajebon.pdfIn PDF document text
- http://dautuck.com/uploads/userfiles/file/kebixorifumotevugut.pdfIn PDF document text
- http://sspvjd.com/FileData/ckfinder/files/20210912_6C39967583CF2C01.pdfIn PDF document text
- https://f27szerviz.hu/upload/files/15969447705.pdfIn PDF document text
- http://katela.net/userData/board/file/4662508165.pdfIn PDF document text
- https://chrmglobal.com/userfiles/file/28588103137.pdfIn PDF document text
- https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ba650f2a57---71204494506.pdfIn PDF document text
- 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_off0000eb4a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB4A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001035c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1035C | 18112 bytes |
SHA-256: d9b75a31bd43ed4d6b184f2716eba44a0a578ee6f743600ae214084fa1450b42 |
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font_02_sfnt_off000131d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131D6 | 10656 bytes |
SHA-256: 1ac55ac0b1b8398199de25ee1e8f08d324785602b7e7cf74f29d85da7cdaa86f |
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