MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The document body is unreadable, but the heuristics strongly 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-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://crewmak.ru/uplcv?utm_term=the+giver+chapter+6+summary PDF link annotation
- https://ivantomanov.com/userfiles/file/baxujipojomukikejiwumaf.pdfIn PDF document text
- http://ckattorneys.net/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/vevapupuvatobiwe.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613a4f81c5d83---77379579950.pdfIn PDF document text
- http://totoquynhhuong.com/upload/files/gumesobimakevezogup.pdfIn PDF document text
- http://pronobile.de/catalog/file/jamanexajetal.pdfIn PDF document text
- http://cargo3030.ru/wp-content/plugins/formcraft/file-upload/server/content/files/161306253710c6---56986807677.pdfIn PDF document text
- https://braviengenharia.com.br/wp-content/plugins/super-forms/uploads/php/files/44ld0hqavf0rofm4unosfs9848/9086703123.pdfIn PDF document text
- http://ilkjv.com/Images/Media/files/munasisokegalerow.pdfIn PDF document text
- http://www.slappedtogether.com/editoruploadfiles/file/34875945443.pdfIn PDF document text
- http://gewidor-gmbh.de/uploads/files/jipobojozeta.pdfIn PDF document text
- https://tectrongim.com/uploads/file/66137416947.pdfIn PDF document text
- https://winstar-tools.com/UserFiles/editor/file/80333098441.pdfIn PDF document text
- https://mlbcsimleague.com/ckfinder/userfiles/files/kejetojowegitu.pdfIn PDF document text
- http://petraifevronii.ru/ckfinder/userfiles/files/wubamapujusisujolomapusak.pdfIn PDF document text
- https://thietkeweblongan.com/upload/files/koges.pdfIn PDF document text
- https://partetesal.ir/data/file/95409966862.pdfIn PDF document text
- https://patc.fr/imagesfile/24741996691.pdfIn PDF document text
- https://by-express.com/upfiles/editor/files/kozosupulabokososujiwu.pdfIn PDF document text
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/161403d26604ed---4179375260.pdfIn PDF document text
- http://boras-sjuharad.boj.se/uploads/userfiles/files/68548996818.pdfIn PDF document text
- http://muzycznescyzoryki.pl/userfiles/file/bifumofanevowisugadu.pdfIn PDF document text
- https://volpatoebrum.com.br/_common/admin/scripts/ckfinder/userfiles/files/28323656213.pdfIn PDF document text
- http://gustosandvic.com/ckfinder/userfiles/files/vaxak.pdfIn PDF document text
- http://thebookmarkcafe.com/uploads/files/27905861234.pdfIn PDF document text
- http://e1pl2.nazwa.pl/busy/fotki/file/xavanivavus.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_off0000dbca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBCA | 10964 bytes |
SHA-256: 96fbd22b071a31a5c2a1ccf7babb646dc5350f9df6521a77e54a7645d5336790 |
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font_01_sfnt_off0000f55a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF55A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010d6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D6C | 17392 bytes |
SHA-256: f1dc761c501ff962886e1dd24b680854295a1a2cce82ebc18c80f81bc7d1834f |
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