MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics and an ML classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains a link farm pointing to numerous URLs, many of which are hosted on compromised CMS uploads or disposable domains, indicating a likely attempt to redirect users to malicious content. The presence of multiple external URIs and a link farm suggests a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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://schokozentrale.de/idata/jedoberavifol.pdf In PDF document text
- https://candica.pl/ckfinder/userfiles/files/11324152141.pdfIn PDF document text
- https://makenie.com/upload/files/diweza.pdfIn PDF document text
- http://simsvizag.com/admin/uploadedfiles/file///zanovaxe.pdfIn PDF document text
- https://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/161394895f15e5---regizexujekefo.pdfIn PDF document text
- https://vmwarts.com/ecovic/file/17380136859.pdfIn PDF document text
- http://boracayg.com/FileData/ckfinder/files/20210901_BC8A99550080619A.pdfIn PDF document text
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/sjj8oslu5he7013i8n2b9p3pn9/47522861234.pdfIn PDF document text
- http://flomojapan.com/upload/files/gamukukikem.pdfIn PDF document text
- https://bangvetthuong.com/luutru/files/96979934.pdfIn PDF document text
- http://ytovietnam.net/ckfinder/userfiles/files/jexatobedoxejikuj.pdfIn PDF document text
- https://eventaipei.com/upload/files/sigevasumidoxudi.pdfIn PDF document text
- http://szjwwj.com/userfiles/file///6085486311.pdfIn PDF document text
- http://myucmas.com/userfiles/file/42543108780.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/1613693f1735bc---pivudowonok.pdfIn PDF document text
- http://hydrogears.com/survey/userfiles/files/nikexoja.pdfIn PDF document text
- https://spazmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/161377dd0ac653---4323748183.pdfIn PDF document text
- https://lwim-ouargla.dz/ar/files/83141529970.pdfIn PDF document text
- http://imosa.asia/uploads/files/202109020554358245.pdfIn PDF document text
- http://trungnguyenjsc.vn/uploads/image/files/96809384441.pdfIn PDF document text
- https://webmedcentralplus.com/userfiles/file/golebodigoweti.pdfIn PDF document text
- https://fenixfalt.com/userfiles/file/faxezidoluxatirixezejebat.pdfIn PDF document text
- http://asztalosweb.hu/userfiles/file/7584907103.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=unity+android+development+tutorialPDF 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_off0000f93f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF93F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011156.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11156 | 10672 bytes |
SHA-256: 3eac26a620274b11afad062d9c33a2718a2c7f8025238eb8ba20a36f29be67fd |
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font_02_sfnt_off000129bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129BB | 19024 bytes |
SHA-256: ba67ba783346789a9ac98d9ba9d442a88319a545e4e41fb5a0384e2b3791ec95 |
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