MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a large number of links, many of which point to compromised websites or domains that appear to be disposable. This behavior is characteristic of a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
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://philabc.ru/uplcv?utm_term=play+stick+war+3 PDF link annotation
- http://imhome-listings.com/userfiles/files/95518322484.pdfIn PDF document text
- https://ifacemount.com/wp-content/plugins/super-forms/uploads/php/files/3hu89npa51hg12b2ca2biuo2rs/mowebibi.pdfIn PDF document text
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613240576c9ae---tunivewaparutugagawu.pdfIn PDF document text
- https://aymsoft.us/aym_image/files/jubaze.pdfIn PDF document text
- http://moveisgarciadigital.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16140910d91d86---samujufasidak.pdfIn PDF document text
- https://www.crossfitparamaribo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613f087c1b0ad---32529316843.pdfIn PDF document text
- http://antasboru.com/guvennet/resimlerfiles/detobogafobel.pdfIn PDF document text
- http://misterholidaysanprisco.it/userfiles/files/dubozesureli.pdfIn PDF document text
- https://ooobelkom.ru/ckfinder/userfiles/files/19563733606.pdfIn PDF document text
- http://socialbomjesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/16130c5ddc99c9---34180018019.pdfIn PDF document text
- http://teleinwestor.com/userfiles/file/57394670896.pdfIn PDF document text
- https://riverasphotovideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16142179ad80f4---wefagabez.pdfIn PDF document text
- http://kbautotech.com/board/datafiles/imagefile/12085856103.pdfIn PDF document text
- http://placidlakes.com/larpm/uploads/file/vizanaliregafur.pdfIn PDF document text
- http://oldstat.ww.tj/img/file/30569805760.pdfIn PDF document text
- http://teleserviciomalaga.com/ckfinder/userfiles/files/buzibofuxatej.pdfIn PDF document text
- http://tdjl.com/uploadfile/file///2021090323210784.pdfIn PDF document text
- https://havilahbuilders.com/userfiles/file/56290560712.pdfIn PDF document text
- http://mikllc.mn/uploads/files/83326521834.pdfIn PDF document text
- http://www.mueblesgamez.com/ckfinder/userfiles/files/49136883895.pdfIn PDF document text
- http://mwbright.com/upload_fck/file/2021-9-6/20210906151811629952.pdfIn PDF document text
- https://alharithiforcameras.com/ckfinder/userfiles/files/zofuzunev.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_off0000ce53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE53 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e665.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE665 | 17128 bytes |
SHA-256: 6341b3c1b5309dd926be7186d2d7f58635eb5209962b0f76181dd08fd4c20270 |
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font_02_sfnt_off000112d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x112D5 | 10332 bytes |
SHA-256: c8732d486f3075fe297fea37d5180adc684d69e0e053020af7bc217917f5792d |
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