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 as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. It functions as a link farm, containing numerous embedded URLs pointing to compromised websites, likely intended to lure users into phishing scams or malware downloads. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9958
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 http://win-sonic.com/ck_imgs/files/dewanovafusunora.pdf In PDF document text
- http://www.onegelha.com/wp-content/plugins/super-forms/uploads/php/files/a314c0777f1b9d18ab8a5d75caf29aea/71306150292.pdfIn PDF document text
- http://eperon-kochersberg.com/img_db/37770743468.pdfIn PDF document text
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/160bd609228e32---bexagokalidoferonopuv.pdfIn PDF document text
- https://www.verpoort-bouw.be/wp-content/plugins/formcraft/file-upload/server/content/files/16125f80106545---gevanonuviwumavidasepep.pdfIn PDF document text
- https://www.inter-tube.co.uk/wp-content/plugins/super-forms/uploads/php/files/e08a3e64113993288e569d48734ed2c5/63296203518.pdfIn PDF document text
- http://heninrealty.com/userfiles/files/lofev.pdfIn PDF document text
- https://www.couleurs-et-jardin.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160c7a2008103d---21978011328.pdfIn PDF document text
- https://kar360.com/resimler/files/zumuvidag.pdfIn PDF document text
- http://countrysquirefoods.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607565ec0a49d---89733226764.pdfIn PDF document text
- http://smithmurdock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bc23bb46bbb---lokivesom.pdfIn PDF document text
- http://pphu-joanna.pl/fckpliki/file/wiradi.pdfIn PDF document text
- http://phuvuongcorp.com/luutru/files/38032961546.pdfIn PDF document text
- http://www.letnifestiwal.pl/ckfinder/userfiles/files/pasunokapadatado.pdfIn PDF document text
- http://baraanduliaptti.org/userfiles/file/26597720613.pdfIn PDF document text
- http://kaies.net/upfiles/210710150257059671pu5a9s.pdfIn PDF document text
- https://wholisticvibrations.com/wp-content/plugins/super-forms/uploads/php/files/39c9abe970f04b349ad1eaad80d583d1/65179519599.pdfIn PDF document text
- http://shannonlakeestates.org/fck_images/file/74356538143.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/1b35650a8628c23ee71d035717163b5e/6491997004.pdfIn PDF document text
- http://rzn-house.ru/upload/file/mubitibipodiba.pdfIn PDF document text
- https://bursaceviritercume.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8351613b83---40367942015.pdfIn PDF document text
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/209febd50acc51c4846430685feb05a4/meligokerewugere.pdfIn PDF document text
- http://www.franklinwebdesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160725277f4036---67889925386.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=raiders+schedule+2019+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_off0000d529.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD529 | 11000 bytes |
SHA-256: 3046d81f8b727ceb2a7b0f5224259bbc1f487ef8b8e0aea7895c9446d73889a4 |
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font_01_sfnt_off0000eee3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEE3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000106f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106F5 | 16008 bytes |
SHA-256: 097915b26081ff77b99b978b3ce013d4612a4c89c22534f705f0d6e38e31d05e |
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