MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, characteristic of a link farm. The presence of compromised CMS upload links suggests an attempt to distribute further malicious content or redirect users to phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9837
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://intranet.uts.edu.co/portal/app/ckfinder/userfiles/files/viguzirepuwupapadu.pdf In PDF document text
- http://familie-schiecke.de/images/file/nosekovebe.pdfIn PDF document text
- http://111-orte.com/testarea/cwsCMSlight/media/files/29183465036.pdfIn PDF document text
- http://celeb.huh.hu/UserFiles/File/pironibiwovubud.pdfIn PDF document text
- https://jlgardner.org/home/jlg/public_html/ckfinder/userfiles/files/48513684889.pdfIn PDF document text
- http://ajej.pretty-match.com/upload/files/60743044423.pdfIn PDF document text
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/16147227a200ac---kijosizubipusitemoja.pdfIn PDF document text
- http://hotel-gerard-dalsace.com/upload/document/meguxulime.pdfIn PDF document text
- https://spa-salon.ru/ckfinder/userfiles/files/bufitifiripolaz.pdfIn PDF document text
- http://3xlove.com/uploadfile/file/76626093001.pdfIn PDF document text
- http://studiospazioambiente.it/userfiles/files/90142309537.pdfIn PDF document text
- https://hojoairport.com/images/file/forujomedaxikobamonifa.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613cc7eed18ea---91025915563.pdfIn PDF document text
- http://anael.fr/fckeditor/userfiles/file/risopijimotivuxi.pdfIn PDF document text
- http://seosanhrd.com/userfiles/file/zesovuvazitebovesofup.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/161411de5f0205---97400088527.pdfIn PDF document text
- http://traktorpulling.de/ablage/userfiles/files/kavowiserujegaxixodekas.pdfIn PDF document text
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/161420cb2e1992---dakajipavavisibi.pdfIn PDF document text
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/16141e5581661c---watobadigivadilemuteda.pdfIn PDF document text
- http://nirmalapublicschoolerumely.com/userfiles/file/25674260574.pdfIn PDF document text
- https://jensbrode.de/files/file/pasagofotoborulebawag.pdfIn PDF document text
- http://barcabianca.eu/upload/file/38666035591.pdfIn PDF document text
- http://kencert.vn/uploads/image/files/82626226086.pdfIn PDF document text
- http://preiswerte-unterkunft-papenburg.de/mediapool/87218045132.pdfIn PDF document text
- http://elsped.hu/files/file/wulowonovuka.pdfIn PDF document text
- https://bodegoncriollo.com/userfiles/file/guwobolabufetuton.pdfIn PDF document text
- http://agama-rc.com/upload/files/bikinurolalix.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=kung+fu+panda+2+full+movie+watch+online+freePDF 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_off0000b380.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB380 | 15100 bytes |
SHA-256: 90ca81dfbd740aa76cb44392a9842d639f73f1aff657d0a827512585884561f6 |
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font_01_sfnt_off0000d934.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD934 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f14b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF14B | 11264 bytes |
SHA-256: e6235c03a5cfc5e76ef3b2c77ecd4185d855c86f1e6278e0fe53a2096c215d27 |
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