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 as malicious, including a critical ClamAV detection and an ML classifier indicating a high probability of maliciousness. The document contains numerous embedded URLs, many pointing to compromised CMS upload storage or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the overall structure strongly indicate a phishing or malware distribution attempt.
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://pixomot.ru/uplcv?utm_term=branching+septate+hyphae PDF link annotation
- http://geredekombiservisi.com/userfiles/file/mowebixuvojogolizekosi.pdfIn PDF document text
- http://hnsunnyfood.com/d/files/barefo.pdfIn PDF document text
- http://jnnycc.org/userfiles/file/95457991785.pdfIn PDF document text
- https://bestwaynepaltrek.com/ckfinder/userfiles/files/68701180121.pdfIn PDF document text
- http://xn--2vxr09c6mc.tw/CKEdit/upload/files/45991845813.pdfIn PDF document text
- http://gulfcoolcontracting.com/uploads/userfiles/file/file/xunago.pdfIn PDF document text
- https://suacuacuontoanphat.com/upload/files/766939808.pdfIn PDF document text
- http://medi-sen.com/files/files/52150691268.pdfIn PDF document text
- https://nceptionsolutions.com/wp-content/plugins/super-forms/uploads/php/files/a1df571b3d399d3bd084b1db1090fb3f/2768926020.pdfIn PDF document text
- http://lifestyleufa.ru/wp-content/plugins/super-forms/uploads/php/files/69b1e742ca73166d61f2052a22f48a8d/19808162891.pdfIn PDF document text
- https://heykidsletscook.info/wp-content/plugins/super-forms/uploads/php/files/085dfc586d0d9eaa0158a76164a2db31/lulazepenitepitigunukive.pdfIn PDF document text
- http://bbhshipyard.com/userfiles/file/23836071560.pdfIn PDF document text
- https://theatresaucinema.fr/uploads/file/lufojodigegasulimedu.pdfIn PDF document text
- http://asesoriagarpe.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090b0e430a89---37757363345.pdfIn PDF document text
- https://gz-topstar.com/wp-content/plugins/super-forms/uploads/php/files/4a146c723b98e2310b534fe33a0f3e68/gogulozovamodesaba.pdfIn PDF document text
- http://www.nandomoraes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160809fe21082b---14740612485.pdfIn PDF document text
- http://al-bandak.com/userfiles/file/samobezoj.pdfIn PDF document text
- http://cuacuontoanthang.com/media/file/laxapetegalefobefogoguz.pdfIn PDF document text
- http://www.johnknox.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1606d4c638b69f---12608517562.pdfIn PDF document text
- http://aftckwt.com/uploads/file/62341560068.pdfIn PDF document text
- http://www.veronicaneal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/1606d5ca0ae3ed---gokutirusemavej.pdfIn PDF document text
- http://kipia-nn.ru/userfiles/file/tagamaseludubalimosig.pdfIn PDF document text
- http://rialta.ie/userfiles/files/buzisikawe.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16100790b90cd6---vakasogezupivegege.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_off0000ec88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC88 | 10652 bytes |
SHA-256: 5699a0922e9a3cab32497b61d7ac6c16f00875a72fbae6aab01b97fab9ed2541 |
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font_01_sfnt_off000104ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104EC | 17156 bytes |
SHA-256: 7bf5f63c68d69b99dc5f1b28b7448fa92dc7402cba9fc07ab5ba4d8e2407315d |
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font_02_sfnt_off000131ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131EC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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