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. It contains numerous embedded URLs, many pointing to compromised WordPress upload directories, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the nature of the heuristics indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://tkpmission.org/wp-content/plugins/formcraft/file-upload/server/content/files/160d805172d2a4---22184371179.pdf In PDF document text
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/3ed031a02f5fb1182a8680148940a63b/50788202882.pdfIn PDF document text
- https://folklorebridge.eu/uploads/pictures/files/95963240837.pdfIn PDF document text
- http://www.thaiboat.net/image/upload/File/mipojeveruwimep.pdfIn PDF document text
- http://unipell.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607c792770056---85298565517.pdfIn PDF document text
- http://shophouse.info/images/files/21563601838.pdfIn PDF document text
- http://sibmetiz.ru/upload_picture/57699949493.pdfIn PDF document text
- https://fullhousetourism.com/UploadFiles/file/20210606051016171.pdfIn PDF document text
- http://toyotarent.kr/FileData/ckfinder/files/20210528_61FBA57CF37B0A01.pdfIn PDF document text
- http://ecbpolska.pl/wp-content/plugins/super-forms/uploads/php/files/bc10e91b0a267148e4aef5621f7b5a12/jorenu.pdfIn PDF document text
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/160b9c7cbb0861---jovidabufirorutatejade.pdfIn PDF document text
- http://lacyfamilyunity.com/clients/2/20/203fd950dafdada58ea32e7b96f0d147/File/fefodufarijetezumajikikop.pdfIn PDF document text
- http://www.xpresswedding.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ae479b2541c---13863785580.pdfIn PDF document text
- http://bpsstudio.hu/uploads/jagubujase.pdfIn PDF document text
- https://www.adcgrain.com/wp-content/plugins/super-forms/uploads/php/files/47ab929de9adcf37bdaec615ea844062/51064563437.pdfIn PDF document text
- https://weddingitaly.jp/images/file/47002367288.pdfIn PDF document text
- https://baoholaodong24.com/userfiles/file/14556381520.pdfIn PDF document text
- https://lasvegasrebath.com/wp-content/plugins/super-forms/uploads/php/files/07718fa7cc5cddd51d40c214d54d1b5e/mobeseduzemajosuzotubozu.pdfIn PDF document text
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160aaf167da995---22888063857.pdfIn PDF document text
- https://www.sussexweddingservices.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb6a402857---75898023392.pdfIn PDF document text
- http://ne-moloko.ee/wp-content/plugins/super-forms/uploads/php/files/aeb9c8f053e911b2e7fe7cbe43611cdf/bisix.pdfIn PDF document text
- http://boxethai38.com/upload/file/tetanulejawuli.pdfIn PDF document text
- http://xn----8sbnbd9chja.xn--p1ai/userfiles/file/92050196456.pdfIn PDF document text
- http://etkindenetim.com/resimler/files/56363666258.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=como+jogar+xadrez+passo+a+passo+pdfPDF 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_off00011497.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11497 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00012ca9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CA9 | 18956 bytes |
SHA-256: 1e8fd9fe246dce6ba52328f7dfc261cf19436216d89a23e6c39ba48d4253c038 |
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font_02_sfnt_off00015b6d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15B6D | 10824 bytes |
SHA-256: 207721b519ebdb6555bb49655af15654730f4319bc53dc19a46fff076fca072f |
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