MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The numerous embedded URLs point to a link farm hosted on potentially compromised or disposable domains, suggesting a phishing or malware distribution scheme. The file's structure and content indicate it's intended to redirect users to external malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9935
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://ketchas.ru/uplcv?utm_term=working+out+while+water+fasting PDF link annotation
- http://westtech1963.com/clients/d/d4/d4250bc21dcbbf02d7f9bc68df143add/File/80970679815.pdfIn PDF document text
- https://nhanloc.net/userfiles/file/xelovuxenufon.pdfIn PDF document text
- https://geneolock.com/locktactyuma/userfiles/file/4908226805.pdfIn PDF document text
- http://perfekttorun.pl/pliki/vonovakevol.pdfIn PDF document text
- http://hk-dcc.com/wp-content/plugins/super-forms/uploads/php/files/0mb8vun4gm61q3gguilgfq2ges/58185826015.pdfIn PDF document text
- http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/160aafc0aeca1e---47206622683.pdfIn PDF document text
- http://www.korayozelguvenlik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c23007219f---70831390391.pdfIn PDF document text
- http://bajcsidavidfoto.com/_user/file/57203612149.pdfIn PDF document text
- http://www.fattyweng.com.sg/wp-content/plugins/formcraft/file-upload/server/content/files/1609cf184432a8---8687382807.pdfIn PDF document text
- http://aksaaydinlatma.com/img/editor/image/file/73508430304.pdfIn PDF document text
- http://worthingtonpark101.com/userimages/xojuxiranotulozunoboxoxun.pdfIn PDF document text
- https://roadtoring.com/wp-content/plugins/super-forms/uploads/php/files/d418d6b32a089279915710cf434ae0f8/lajiv.pdfIn PDF document text
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/aa62932831c959febd986f7fd9aeb221/9126108142.pdfIn PDF document text
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607894c2bd0a9---12410927805.pdfIn PDF document text
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1607cb869cf2fc---51652533248.pdfIn PDF document text
- http://tasarimak.com/ckfinder/userfiles/files/11557864742.pdfIn PDF document text
- https://www.aironface.com/wp-content/plugins/super-forms/uploads/php/files/306cbce8bafae8156adc86c9794c5dc8/87971576773.pdfIn PDF document text
- http://www.rec39.ru/wp-content/plugins/super-forms/uploads/php/files/a1ecd617e6e83a050fe76f9c754c8f81/koporasuxo.pdfIn PDF document text
- http://timebank.ru/sites/default/files/photos/pagefile/63922936278.pdfIn PDF document text
- http://sutphinsgermanshepherds.com/clients/21958/File/81102387734.pdfIn PDF document text
- http://tai-group.com/upload/files/22901766206.pdfIn PDF document text
- http://barcelonahotel.vn/UpLoadFile/file/sesezagal.pdfIn PDF document text
- http://blesk-stroy.ru/userfiles/files/76064358708.pdfIn PDF document text
- https://akapacha.com/userfiles/file/zeziwodokivemezoka.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_off0000fb60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB60 | 10764 bytes |
SHA-256: 4e4a6a434d0a1458204b27a23a0903c42dbdd52259ddd1e9335e12f4778840cc |
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font_01_sfnt_off0001142e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1142E | 17428 bytes |
SHA-256: 8233bcdd3191cc9a68c9cba2e969fe706efa79778a423b00a818b2b8c31da240 |
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font_02_sfnt_off0001417b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1417B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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