MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious. It contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users to potentially harmful content. The presence of these link farms suggests an attempt to distribute malware or conduct phishing operations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://nc-israel.ru/upload/files/gibexoxonulawepurixuvur.pdf In PDF document text
- http://reiki-roots.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16150c4c624deb---36820779988.pdfIn PDF document text
- https://dormet.eu/web/uploads/files/dalorixapejafasukulijejo.pdfIn PDF document text
- https://www.northamericatalk.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613f7b9a2b909---43481249918.pdfIn PDF document text
- http://manisafar.com/basefile/marcosafarir/files/14805612320.pdfIn PDF document text
- http://f-okinawa.com/img/tmp/files/xigekigatunekigobezudiwow.pdfIn PDF document text
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16142b4eb8b203---tatixidudutovamapavu.pdfIn PDF document text
- http://bjbtrh.com/files/pic/file/71792974197.pdfIn PDF document text
- http://koutingchina.com/upload/files/puretuluxaratibidoxafos.pdfIn PDF document text
- https://art-lamps-rali.eu/files/file/guluwetuvuzepanajal.pdfIn PDF document text
- http://mosvag.ru/img/lib/file/lanivarojum.pdfIn PDF document text
- http://pokeocncafe.com/uploads/files/vovotavumoxukokibipip.pdfIn PDF document text
- http://vnndt.com/Images_upload/files/93658207458.pdfIn PDF document text
- http://surausa.com/uploads/files/vabupimotuvitugi.pdfIn PDF document text
- http://umhouses.com/uploads/files/10048773470.pdfIn PDF document text
- https://kalatranslation.co.uk/wp-content/plugins/super-forms/uploads/php/files/0sin290j5s2nma8f9nq912kni1/60168030752.pdfIn PDF document text
- http://labsshop.com/d/files/4110036956.pdfIn PDF document text
- https://mannerfeltdesignteam.se/ckfinder/userfiles/files/13034915339.pdfIn PDF document text
- http://xn--h49al33a2zdp0eo1x.com/DATA/file/20210909150022.pdfIn PDF document text
- http://flashdisplay.net/UploadFiles/FCKeditor/20211002224755.pdfIn PDF document text
- http://6nergy.fr/6nergy/sites/default/user/file/10824790046.pdfIn PDF document text
- http://bighost.vn/uploads/userfiles/file/4068044852.pdfIn PDF document text
- http://erpsamik.com/ckfinder/userfiles/files/verelodi.pdfIn PDF document text
- https://keralatemples.info/ckfinder/userfiles/files/witedafunikaxugi.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=three+digit+divided+by+one+digitPDF 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_off0000d5ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5AE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000edc5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDC5 | 10432 bytes |
SHA-256: 3f4aaf244513eb16af8f604ba0e07f915e4ccbd8a39bd625664922591696ae91 |
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font_02_sfnt_off0001051c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1051C | 18796 bytes |
SHA-256: fa11e6f261197dad02077eefe39847cdf4818c0dcc0546a9d8f069ccc8f6fdce |
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