MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The document contains a link farm pointing to compromised WordPress upload storage and other disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs and the nature of the heuristics indicate an attempt to trick users into downloading further malicious content, likely under the guise of a useful tool.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://sabancilojistik.com/userfiles/file/41953636814.pdf In PDF document text
- http://cellesekorea.com/ckupload/files/6848568267.pdfIn PDF document text
- http://a2itsolutions.com/chop/multimedia/userfiles/file/devefomusibexadejapuzi.pdfIn PDF document text
- https://avantkart.com/wp-content/plugins/super-forms/uploads/php/files/d5q7ebcevcrqa79nu7qsbm94qi/16115583297.pdfIn PDF document text
- https://makiriaszto.hu/ckfinder/userfiles/files/vuzipebejexojezafitejiju.pdfIn PDF document text
- http://birzebbugastpetersfc.com/files/file/5163744928.pdfIn PDF document text
- https://apexforestservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d7fef0568a---suwavuwol.pdfIn PDF document text
- http://thunderstar.cn/userfiles/file/20210504050601842530864.pdfIn PDF document text
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/160d4f3ff70134---sasuxanuv.pdfIn PDF document text
- https://www.propertyfilevault.com/wp-content/plugins/super-forms/uploads/php/files/367de54b006a871b0b51a096a341ee5b/rowibefuxivuzuri.pdfIn PDF document text
- https://dhesient.com/media/18888561727.pdfIn PDF document text
- http://kovacsoltvaskerites.hu/images/file/4168602832.pdfIn PDF document text
- http://helloshoppingnepal.com/userfiles/file/25804706742.pdfIn PDF document text
- https://www.nobleorthodontic.com/wp-content/plugins/super-forms/uploads/php/files/6b1809328f90537f8149efffe401f5fc/823261335.pdfIn PDF document text
- http://training-solutions.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160bfd8ece33aa---43932283001.pdfIn PDF document text
- http://aklond.com/UploadFilesfile///2021050411113286.pdfIn PDF document text
- http://upsshop.ru/ckfinder/userfiles/files/xibito.pdfIn PDF document text
- http://coss-wynn-reunion.com/clients/d/db/dbe3622004495b304d8703879a486b7d/File/34150315240.pdfIn PDF document text
- http://caratow.eu/userfiles/file/luvapokorom.pdfIn PDF document text
- http://www.northern-japan.com/image/upload/File/85099095172.pdfIn PDF document text
- http://ecompletecontact.com/ckfinder/userfiles/files/41217622935.pdfIn PDF document text
- http://www.immiflex.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dccb6210516---85921974860.pdfIn PDF document text
- https://best-turbos.com/wp-content/plugins/super-forms/uploads/php/files/3591dc343bcc27f9882c14919d2a0a1e/88611618598.pdfIn PDF document text
- https://chocoinmobiliario.com/wp-content/plugins/super-forms/uploads/php/files/1234ff3706d58320e540adc41995dc05/38099554875.pdfIn PDF document text
- https://xlux.vn/wp-content/plugins/super-forms/uploads/php/files/di15i4hja7g123rp8o7m9l96u9/35029426678.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=convert+scanned+pdf+to+excel+free+downloadPDF 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_off0000d41c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD41C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ec2e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC2E | 17808 bytes |
SHA-256: 2b715dbeeadf60d2d300744ea55283f859e947d0bce48b7e59c16074fae9ba80 |
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font_02_sfnt_off00011a66.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A66 | 10808 bytes |
SHA-256: 44c09bba8754da76c37fbee6ad84004644ad6a137864a7e9c9e145264c4fa0fe |
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