MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm pointing to multiple disposable domains, a common tactic for phishing or distributing further malware. ClamAV and ML classifiers also flagged this PDF as malicious, specifically identifying it as a phishing trojan. The presence of numerous unknown URLs and the PDF_SEO_DISPOSABLE_LINK_FARM heuristic strongly suggest a malicious intent to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.5046
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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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://ginkgokatsugg.com/uploads/files/30642721828.pdf In PDF document text
- http://riskhedgetech.com/uploaded/file/130994557616483334c12a.pdfIn PDF document text
- http://candientu24h.vn/webroot/img/files/wiwetosagiwiwabamibu.pdfIn PDF document text
- http://efuegypt.org/userfiles/file/62068511609.pdfIn PDF document text
- http://chip-chup.hu/upload/file/jekuw.pdfIn PDF document text
- https://leosservices.com/userfiles/file/pusovonaruvukuxoxino.pdfIn PDF document text
- http://dobrasekacka.cz/userfiles/file/42173174440.pdfIn PDF document text
- http://kaies.net/upfiles/file/98485722762.pdfIn PDF document text
- http://antonellascarpittadesigner.it/userfiles/files/63827593291.pdfIn PDF document text
- http://oodow.cn/upload/file/211009040509661596pv53y5720y5u.pdfIn PDF document text
- http://kiajihlava.cz/UserFiles/File/85519800408.pdfIn PDF document text
- https://biogenetixpharma.com/ci/userfiles/files/tirosus.pdfIn PDF document text
- http://aaexpansionjoint.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614a057d1dabc---godujamin.pdfIn PDF document text
- http://worldnaturalfood.com/image/upload/File/limexudesuganajenu.pdfIn PDF document text
- http://meteoratourismactivities.com/files/files/8195357315.pdfIn PDF document text
- https://studiecarriere.it/uploads/file/94658967.pdfIn PDF document text
- https://palet-school.com/files/files/19289120678.pdfIn PDF document text
- http://wooshin.kr/uploaded/file/1805998327615fa2df561c5.pdfIn PDF document text
- https://lightupalife.org.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161655bc2e6b60---32119309460.pdfIn PDF document text
- https://rubenoferro.com/userfiles/file/9129264018.pdfIn PDF document text
- http://namthangbasaltstone.com/uploads/image/files/fivutakogovutixero.pdfIn PDF document text
- http://mh-gartengestaltung.de/userfiles/file/34536817238.pdfIn PDF document text
- http://intertravel.hu/_user/file/tagirifogepamavumoje.pdfIn PDF document text
- http://angelescare.com/userfiles/file/83424463018.pdfIn PDF document text
- https://urbanlivin.lu/userfiles/files/gogixoladifus.pdfIn PDF document text
- https://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/296dae6c869f3f7108dd84e1ae1acde2/nomixonubipur.pdfIn PDF document text
- http://feedproxy.google.com/~r/Xvkpad/~3/oscUj7J0Gjw/uplcv?utm_term=240+kcal+in+foodPDF link annotation
- 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_off0000da65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA65 | 17416 bytes |
SHA-256: a26ae480fa1ae7d2e5c27aeb2c6c7e19ef814ddca0ea7ffe9cc490f744420c77 |
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font_01_sfnt_off00010817.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10817 | 10288 bytes |
SHA-256: f709d42eb95294e9f654887f96a695e952fca0bd048040052b2f91bf0337720c |
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font_02_sfnt_off00011f5d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F5D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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