MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by multiple heuristics as malicious, including a ML classifier and ClamAV, indicating it is likely a phishing or malware delivery document. It contains numerous external URLs pointing to compromised WordPress sites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. No scripts were extracted, but the presence of external links and the overall structure strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://allytemp.ru/uplcv?utm_term=how+to+reset+iphone+x+forgot+passcode+without+computer PDF link annotation
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8573caafe5---37297719321.pdfIn PDF document text
- https://www.teppiche-waschen-hamburg.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607fe6787bce7---94940686865.pdfIn PDF document text
- http://erfaspot.com/resimler/files/9951468082.pdfIn PDF document text
- https://markzone.az/wp-content/plugins/super-forms/uploads/php/files/o5p15efl90bkq5ja7i77hnr10b/bupatewutezidufubused.pdfIn PDF document text
- https://kassa-evotor.ru/wp-content/plugins/super-forms/uploads/php/files/6ots4a5hoqiso35b33nmj2oldo/mufaxerezawonazozerapabe.pdfIn PDF document text
- http://xn--9d0b102a6wc3y4a.com/sa_upload/userfiles/file/20210707093629.pdfIn PDF document text
- http://avtoarka.ru/wp-content/plugins/super-forms/uploads/php/files/c06f2a0655577af68b29de850b09c3e5/pezilipuxob.pdfIn PDF document text
- http://agrostroi-proekt.ru/ckfinder/userfiles/files/susegolanalelosevoxi.pdfIn PDF document text
- http://andlupa.com/userfiles/file/nurelujoruvabejotav.pdfIn PDF document text
- http://www.kindytennis.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e08dbff0ec3---gobojizi.pdfIn PDF document text
- http://www.aadhar-interior.com/userfiles/file/sexukerikaxidumikotunile.pdfIn PDF document text
- https://chamsocmuihong.com/wp-content/plugins/super-forms/uploads/php/files/b6mlj7f4f1bgliv9ghn64r4hk5/muwaka.pdfIn PDF document text
- https://appvid.eus/userfiles/files/gemomujuzatu.pdfIn PDF document text
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/160817de2c1b8f---mopeputuvonoza.pdfIn PDF document text
- https://halobysciton.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7a93a40306---zelezinezavewej.pdfIn PDF document text
- http://nissanotogovap.com/uploads/images/files/80980616096.pdfIn PDF document text
- http://www.caslyn.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160ac3519e5897---11703386967.pdfIn PDF document text
- http://mikailang.net/userfiles/file/20210608144651_1330957269.pdfIn PDF document text
- http://nguyenthaotech.com/upload/files/21901807836.pdfIn PDF document text
- http://ordinate-ltd.com/file_media/file_image/file/74519739779.pdfIn PDF document text
- http://edanieltour.com/FileData/ckfinder/files/20210528_1FA667160BBA1A20.pdfIn PDF document text
- https://vuaship.com/wp-content/plugins/super-forms/uploads/php/files/er3kglr56c0tk61undv5b4bo4j/42589581708.pdfIn PDF document text
- http://runo34.ru/attachments/file/gaxejumonizupifuwi.pdfIn PDF document text
- http://wang023spa.com/userfiles/202107file/2021070719472970554.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_off0000f272.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF272 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010a84.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A84 | 17064 bytes |
SHA-256: 97940f03682bf657b7da01969dbdb952b53df37cf6cc8081730a92670250a773 |
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font_02_sfnt_off00013701.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13701 | 11300 bytes |
SHA-256: 87ecea3fc4e975d5081bea8ed7236d913bbda6404eb8a990d9391ddff0b32a3c |
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