MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Numerous embedded URLs point to compromised WordPress sites and disposable hosting, suggesting a link farm or phishing lure. The PDF structure and embedded URLs are consistent with spearphishing attachments used to redirect victims to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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=iacapap+textbook+of+child+and+adolescent+mental+health+pdf PDF link annotation
- http://nceed.kr/pds/userfiles/files/62591530519.pdfIn PDF document text
- http://volamtuyetthe.com/userfiles/file/55012370236.pdfIn PDF document text
- https://pankajplast.com/ckfinder/userfiles/files/koxijugirobesijimiguziw.pdfIn PDF document text
- http://cargo3030.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1609d221bc9ab9---dutetafumubagamu.pdfIn PDF document text
- http://esoftland.com/userfiles/file/vovetomamefarivewuretola.pdfIn PDF document text
- https://netlandschool.cl/files/4849057505.pdfIn PDF document text
- http://ikcem.org/userfiles/file///47529537302.pdfIn PDF document text
- http://thecountryclub32055.com/userimages/rimufuve.pdfIn PDF document text
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3b3bab81cd---bugaturilig.pdfIn PDF document text
- https://latgalesamatnieki.lv/files/file/xisujilavijutupafil.pdfIn PDF document text
- http://diclenakliyat.com/userfiles/file/pedakamiginotolusevokido.pdfIn PDF document text
- http://michaelwilliamslaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/27902302935.pdfIn PDF document text
- http://consol.hu/images/uploadedimages/file/selibegojewevejadal.pdfIn PDF document text
- http://patrick-vallot.com/upload/files/23701641889.pdfIn PDF document text
- https://drivingschoolofnorthtexas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abc2910010a---vilovirizirovununoda.pdfIn PDF document text
- http://colegiosantarosa.com/uploads/imagem/file/jidofuwakirovigezuwon.pdfIn PDF document text
- http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dfb8a18b349---4041615006.pdfIn PDF document text
- https://fotojursa.cz/userfiles/file/38960949487.pdfIn PDF document text
- http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/9ep913g1dvgkj27cu56cfh2j23/badeloxafogajijamalosor.pdfIn PDF document text
- https://dycmc.com/DATA/upload/files/202106231158248126.pdfIn PDF document text
- http://jerilyndavisrobison.com/clients/870655/File/55403250249.pdfIn PDF document text
- https://trichynext.com/wp-content/plugins/super-forms/uploads/php/files/640d8224e299c960d300d1010a622383/vokameporojivavofozopodi.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_off0000e7df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7DF | 11072 bytes |
SHA-256: aa2cae5838829acf2e51cd3802b6ebfc46bfdf27986c5ad8c016f5111fc4919e |
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font_01_sfnt_off0001014c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1014C | 16836 bytes |
SHA-256: 2d0a1f2b9fd65b004a241e4607a81fc8f4212f379bf6c9df11dbba430b9ebacc |
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font_02_sfnt_off00012cd2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CD2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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