MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites. Heuristics indicate this is a link farm designed to redirect users, likely as part of a phishing or malware distribution scheme. The ML classifier and ClamAV detection strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/1613def09e76c9---23161389688.pdf In PDF document text
- http://veewood.com/file_media/file_image/file/wukibuwaf.pdfIn PDF document text
- http://forepic.com/_UploadFile/Images/file/88467774448.pdfIn PDF document text
- https://mercerapparelss.com/userfiles/files/jonejogixutef.pdfIn PDF document text
- http://stitesattorney.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/godimufu.pdfIn PDF document text
- https://hitourkorea.com/FileData/ckfinder/files/20210904_15BD8E441CC98138.pdfIn PDF document text
- http://falconltd.pl/cache/file/xizuzufoguwavizefapaziwu.pdfIn PDF document text
- http://ddservice-bmw.pl/userfiles/file/keramibe.pdfIn PDF document text
- http://lamorenj.com/userfiles/file/jixak.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/16143640570994---68600395022.pdfIn PDF document text
- http://taiwangallant.com/uploads/files/202109051208572787.pdfIn PDF document text
- http://ceomit.com/fckupload/file/xedusiwofetonazavuvixiliw.pdfIn PDF document text
- https://hoangphatdanang.com/uploads/image/files/70992006533.pdfIn PDF document text
- http://ieeepes-thailand.org/app/webroot/files/files/xerunotatuwejojawukar.pdfIn PDF document text
- http://3suntech.com/UploadFile/file/20210902060228626.pdfIn PDF document text
- http://yatros.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161368757989d7---nogizubibimufebetomib.pdfIn PDF document text
- http://bouwbedrijfbouwheer.nl/userfiles/file/34253974490.pdfIn PDF document text
- https://movie2book.com/userfiles/file/65339066201.pdfIn PDF document text
- https://dongytueduc.com/wp-content/plugins/super-forms/uploads/php/files/8uqnsq6veb1vq707es8ojkiiis/84873653277.pdfIn PDF document text
- https://horacebatten.com/ckfinder/userfiles/files/22735976901.pdfIn PDF document text
- http://rassadaspb.com/new/files/file/naruwomululusawanevisukuv.pdfIn PDF document text
- http://tropo-design.com/ckfinder/userfiles/files/sanijanidebemisaki.pdfIn PDF document text
- http://www.farparts.cl/wp-content/plugins/formcraft/file-upload/server/content/files/1613266001e228---15341370536.pdfIn PDF document text
- https://dondepodemosir.com/userfiles/file/weloguroxulunijemav.pdfIn PDF document text
- http://marchmontnews.com/imgs/file/89136685825.pdfIn PDF document text
- https://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/cpkt7nos1ungtd0elp1eop4oee/88803040542.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=android+code+to+check+touch+screenPDF 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_off0000e0e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0E3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f8fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8FA | 10432 bytes |
SHA-256: 13cbcbb1b3a10b8e7f383145109d7fcb1d76b1cc5b93546157ebdcb944b57607 |
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font_02_sfnt_off0001109b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1109B | 17660 bytes |
SHA-256: 0ee22177b5af27430d65216d9572142e39abb20895b8f01f16c52c35b9110d48 |
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